Liberal or Restrictive Transfusion Strategy in Aneurysmal Subarachnoid Hemorrhage.

Autor: English SW; From Ottawa Hospital Research Institute, Ottawa (S.W.E., D.A.F., A.T., I.W., T.R., R.M., D.D., S.C.M., L.M.); the Department of Medicine, Division of Critical Care, Faculty of Medicine, University of Ottawa, Ottawa (S.W.E., L.M.); School of Epidemiology and Public Health University of Ottawa, Ottawa (S.W.E., D.A.F., L.M.); Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa (D.A.F., D.D., S.C.M.); George Institute for Global Health, Sydney (A.D., F.B., N.H., C.R.A., P.T.); Malcolm Fisher Department of Intensive Care Medicine, Royal North Shore Hospital, St. Leonards, NSW, Australia (A.D., N.H., C.R.A., E.F.); the Faculty of Medicine and Health, University of Sydney Northern Clinical School, St. Leonards, NSW, Australia (A.D., C.R.A.); Australian and New Zealand Intensive Care Research Centre, Monash University, Melbourne, VIC, Australia (A.D., A.U.); the Department of Medicine, Centre Hospitalier de l'Université de Montréal, Montreal (M. Chassé); the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (M. Chassé); the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (A.F.T., F.L.); Population Health and Optimal Health Practice Research Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center, Quebec, QC, Canada (A.F.T., F.L.); the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval, Quebec, QC, Canada (A.F.T., F.L.); the Department of Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (F.L.); the Department of Neurology and Neurosurgery, Division of Neurocritical Care, Emory University School of Medicine, Emory University Hospital and Grady Memorial Hospital, Atlanta (O.S.); the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver, Canada (D.E.G.); the Division of Neurosurgery, Vancouver General Hospital, Vancouver, BC, Canada (G.R.); the Division of Neurosurgery, Department of Surgery, the University of British Columbia, Vancouver, Canada (G.R.); Neurocritical Care and Anesthesia, Sunnybrook Health Sciences Centre and Sunnybrook Research Institute, Toronto (M. Chapman); McGill University, Montreal (M.H.); the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB, Canada (A.K.); Nepean Clinical School, University of Sydney, Sydney (I.S.); the Department of Clinical Medicine, Macquarie University, Sydney (I.S.); the Critical Care and Trauma Division, the George Institute for Global Health, Sydney (I.S.); the Department of Intensive Care and Hyperbaric Medicine, the Alfred, Melbourne, VIC, Australia (A.U.); the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, Canada (D.J.K.); the Department of Internal Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Canada (R.Z.); the Department of Medical Oncology/Hematology and the Paul Albrechtsen Research Institute, Cancer Care Manitoba, Winnipeg, Canada (R.Z.); the Department of Anesthesiology, Faculty of Medicine and Health Sciences, Université de Sherbrooke, Sherbrooke, QC, Canada (F.D.); Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Sherbrooke, QC, Canada (F.D.); the Department of Medicine, Division of Neurology, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); the Intensive Care Unit, Prince of Wales Hospital, Randwick, NSW, Australia (G.S.); the Department of Intensive Care, Royal Brisbane and Women's Hospital, Herston, QLD, Australia (J.B.); University of Queensland, Brisbane, Australia (J.B.); the Department of Adult Intensive Care, Island Health Authority, Victoria, BC, Canada (G.W.); University of Colorado School of Medicine, Aurora (L.C.); the Department of Surgery, Division of Neurosurgery, Dalhousie University, Halifax, NS, Canada (G.P.); QEII Health Sciences Centre, Halifax, NS, Canada (G.P.); Lewis Katz School of Medicine, Temple University, Philadelphia (L.K.); Rush University Medical Center, Chicago (L.K.); Royal North Shore Hospital, Sydney (F.B.); the Department of Critical Care Medicine, Sunnybrook Health Sciences Centre, Toronto (D.C.S.); the Interdepartmental Division of Critical Care Medicine, University of Toronto, Toronto (D.C.S.); the Kirby Institute, University of New South Wales, Kensington, Australia (C.R.A.); the Department of Surgery, Division of Neurosurgery, Faculty of Medicine, University of Ottawa, Ottawa (J.S.); Canadian Blood Services, Edmonton, AB, Canada (J.A.); the Department of Laboratory Medicine and Pathology, University of Alberta, Edmonton, Canada (J.A.); and Physical Medicine and Rehabilitation, Bruyere Continuing Care, Ottawa (S.C.M.)., Delaney A; From Ottawa Hospital Research Institute, Ottawa (S.W.E., D.A.F., A.T., I.W., T.R., R.M., D.D., S.C.M., L.M.); the Department of Medicine, Division of Critical Care, Faculty of Medicine, University of Ottawa, Ottawa (S.W.E., L.M.); School of Epidemiology and Public Health University of Ottawa, Ottawa (S.W.E., D.A.F., L.M.); Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa (D.A.F., D.D., S.C.M.); George Institute for Global Health, Sydney (A.D., F.B., N.H., C.R.A., P.T.); Malcolm Fisher Department of Intensive Care Medicine, Royal North Shore Hospital, St. Leonards, NSW, Australia (A.D., N.H., C.R.A., E.F.); the Faculty of Medicine and Health, University of Sydney Northern Clinical School, St. Leonards, NSW, Australia (A.D., C.R.A.); Australian and New Zealand Intensive Care Research Centre, Monash University, Melbourne, VIC, Australia (A.D., A.U.); the Department of Medicine, Centre Hospitalier de l'Université de Montréal, Montreal (M. Chassé); the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (M. Chassé); the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (A.F.T., F.L.); Population Health and Optimal Health Practice Research Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center, Quebec, QC, Canada (A.F.T., F.L.); the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval, Quebec, QC, Canada (A.F.T., F.L.); the Department of Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (F.L.); the Department of Neurology and Neurosurgery, Division of Neurocritical Care, Emory University School of Medicine, Emory University Hospital and Grady Memorial Hospital, Atlanta (O.S.); the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver, Canada (D.E.G.); the Division of Neurosurgery, Vancouver General Hospital, Vancouver, BC, Canada (G.R.); the Division of Neurosurgery, Department of Surgery, the University of British Columbia, Vancouver, Canada (G.R.); Neurocritical Care and Anesthesia, Sunnybrook Health Sciences Centre and Sunnybrook Research Institute, Toronto (M. Chapman); McGill University, Montreal (M.H.); the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB, Canada (A.K.); Nepean Clinical School, University of Sydney, Sydney (I.S.); the Department of Clinical Medicine, Macquarie University, Sydney (I.S.); the Critical Care and Trauma Division, the George Institute for Global Health, Sydney (I.S.); the Department of Intensive Care and Hyperbaric Medicine, the Alfred, Melbourne, VIC, Australia (A.U.); the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, Canada (D.J.K.); the Department of Internal Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Canada (R.Z.); the Department of Medical Oncology/Hematology and the Paul Albrechtsen Research Institute, Cancer Care Manitoba, Winnipeg, Canada (R.Z.); the Department of Anesthesiology, Faculty of Medicine and Health Sciences, Université de Sherbrooke, Sherbrooke, QC, Canada (F.D.); Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Sherbrooke, QC, Canada (F.D.); the Department of Medicine, Division of Neurology, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); the Intensive Care Unit, Prince of Wales Hospital, Randwick, NSW, Australia (G.S.); the Department of Intensive Care, Royal Brisbane and Women's Hospital, Herston, QLD, Australia (J.B.); University of Queensland, Brisbane, Australia (J.B.); the Department of Adult Intensive Care, Island Health Authority, Victoria, BC, Canada (G.W.); University of Colorado School of Medicine, Aurora (L.C.); the Department of Surgery, Division of Neurosurgery, Dalhousie University, Halifax, NS, Canada (G.P.); QEII Health Sciences Centre, Halifax, NS, Canada (G.P.); Lewis Katz School of Medicine, Temple University, Philadelphia (L.K.); Rush University Medical Center, Chicago (L.K.); Royal North Shore Hospital, Sydney (F.B.); the Department of Critical Care Medicine, Sunnybrook Health Sciences Centre, Toronto (D.C.S.); the Interdepartmental Division of Critical Care Medicine, University of Toronto, Toronto (D.C.S.); the Kirby Institute, University of New South Wales, Kensington, Australia (C.R.A.); the Department of Surgery, Division of Neurosurgery, Faculty of Medicine, University of Ottawa, Ottawa (J.S.); Canadian Blood Services, Edmonton, AB, Canada (J.A.); the Department of Laboratory Medicine and Pathology, University of Alberta, Edmonton, Canada (J.A.); and Physical Medicine and Rehabilitation, Bruyere Continuing Care, Ottawa (S.C.M.)., Fergusson DA; From Ottawa Hospital Research Institute, Ottawa (S.W.E., D.A.F., A.T., I.W., T.R., R.M., D.D., S.C.M., L.M.); the Department of Medicine, Division of Critical Care, Faculty of Medicine, University of Ottawa, Ottawa (S.W.E., L.M.); School of Epidemiology and Public Health University of Ottawa, Ottawa (S.W.E., D.A.F., L.M.); Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa (D.A.F., D.D., S.C.M.); George Institute for Global Health, Sydney (A.D., F.B., N.H., C.R.A., P.T.); Malcolm Fisher Department of Intensive Care Medicine, Royal North Shore Hospital, St. Leonards, NSW, Australia (A.D., N.H., C.R.A., E.F.); the Faculty of Medicine and Health, University of Sydney Northern Clinical School, St. Leonards, NSW, Australia (A.D., C.R.A.); Australian and New Zealand Intensive Care Research Centre, Monash University, Melbourne, VIC, Australia (A.D., A.U.); the Department of Medicine, Centre Hospitalier de l'Université de Montréal, Montreal (M. Chassé); the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (M. Chassé); the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (A.F.T., F.L.); Population Health and Optimal Health Practice Research Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center, Quebec, QC, Canada (A.F.T., F.L.); the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval, Quebec, QC, Canada (A.F.T., F.L.); the Department of Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (F.L.); the Department of Neurology and Neurosurgery, Division of Neurocritical Care, Emory University School of Medicine, Emory University Hospital and Grady Memorial Hospital, Atlanta (O.S.); the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver, Canada (D.E.G.); the Division of Neurosurgery, Vancouver General Hospital, Vancouver, BC, Canada (G.R.); the Division of Neurosurgery, Department of Surgery, the University of British Columbia, Vancouver, Canada (G.R.); Neurocritical Care and Anesthesia, Sunnybrook Health Sciences Centre and Sunnybrook Research Institute, Toronto (M. Chapman); McGill University, Montreal (M.H.); the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB, Canada (A.K.); Nepean Clinical School, University of Sydney, Sydney (I.S.); the Department of Clinical Medicine, Macquarie University, Sydney (I.S.); the Critical Care and Trauma Division, the George Institute for Global Health, Sydney (I.S.); the Department of Intensive Care and Hyperbaric Medicine, the Alfred, Melbourne, VIC, Australia (A.U.); the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, Canada (D.J.K.); the Department of Internal Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Canada (R.Z.); the Department of Medical Oncology/Hematology and the Paul Albrechtsen Research Institute, Cancer Care Manitoba, Winnipeg, Canada (R.Z.); the Department of Anesthesiology, Faculty of Medicine and Health Sciences, Université de Sherbrooke, Sherbrooke, QC, Canada (F.D.); Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Sherbrooke, QC, Canada (F.D.); the Department of Medicine, Division of Neurology, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); the Intensive Care Unit, Prince of Wales Hospital, Randwick, NSW, Australia (G.S.); the Department of Intensive Care, Royal Brisbane and Women's Hospital, Herston, QLD, Australia (J.B.); University of Queensland, Brisbane, Australia (J.B.); the Department of Adult Intensive Care, Island Health Authority, Victoria, BC, Canada (G.W.); University of Colorado School of Medicine, Aurora (L.C.); the Department of Surgery, Division of Neurosurgery, Dalhousie University, Halifax, NS, Canada (G.P.); QEII Health Sciences Centre, Halifax, NS, Canada (G.P.); Lewis Katz School of Medicine, Temple University, Philadelphia (L.K.); Rush University Medical Center, Chicago (L.K.); Royal North Shore Hospital, Sydney (F.B.); the Department of Critical Care Medicine, Sunnybrook Health Sciences Centre, Toronto (D.C.S.); the Interdepartmental Division of Critical Care Medicine, University of Toronto, Toronto (D.C.S.); the Kirby Institute, University of New South Wales, Kensington, Australia (C.R.A.); the Department of Surgery, Division of Neurosurgery, Faculty of Medicine, University of Ottawa, Ottawa (J.S.); Canadian Blood Services, Edmonton, AB, Canada (J.A.); the Department of Laboratory Medicine and Pathology, University of Alberta, Edmonton, Canada (J.A.); and Physical Medicine and Rehabilitation, Bruyere Continuing Care, Ottawa (S.C.M.)., Chassé M; From Ottawa Hospital Research Institute, Ottawa (S.W.E., D.A.F., A.T., I.W., T.R., R.M., D.D., S.C.M., L.M.); the Department of Medicine, Division of Critical Care, Faculty of Medicine, University of Ottawa, Ottawa (S.W.E., L.M.); School of Epidemiology and Public Health University of Ottawa, Ottawa (S.W.E., D.A.F., L.M.); Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa (D.A.F., D.D., S.C.M.); George Institute for Global Health, Sydney (A.D., F.B., N.H., C.R.A., P.T.); Malcolm Fisher Department of Intensive Care Medicine, Royal North Shore Hospital, St. Leonards, NSW, Australia (A.D., N.H., C.R.A., E.F.); the Faculty of Medicine and Health, University of Sydney Northern Clinical School, St. Leonards, NSW, Australia (A.D., C.R.A.); Australian and New Zealand Intensive Care Research Centre, Monash University, Melbourne, VIC, Australia (A.D., A.U.); the Department of Medicine, Centre Hospitalier de l'Université de Montréal, Montreal (M. Chassé); the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (M. Chassé); the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (A.F.T., F.L.); Population Health and Optimal Health Practice Research Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center, Quebec, QC, Canada (A.F.T., F.L.); the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval, Quebec, QC, Canada (A.F.T., F.L.); the Department of Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (F.L.); the Department of Neurology and Neurosurgery, Division of Neurocritical Care, Emory University School of Medicine, Emory University Hospital and Grady Memorial Hospital, Atlanta (O.S.); the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver, Canada (D.E.G.); the Division of Neurosurgery, Vancouver General Hospital, Vancouver, BC, Canada (G.R.); the Division of Neurosurgery, Department of Surgery, the University of British Columbia, Vancouver, Canada (G.R.); Neurocritical Care and Anesthesia, Sunnybrook Health Sciences Centre and Sunnybrook Research Institute, Toronto (M. Chapman); McGill University, Montreal (M.H.); the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB, Canada (A.K.); Nepean Clinical School, University of Sydney, Sydney (I.S.); the Department of Clinical Medicine, Macquarie University, Sydney (I.S.); the Critical Care and Trauma Division, the George Institute for Global Health, Sydney (I.S.); the Department of Intensive Care and Hyperbaric Medicine, the Alfred, Melbourne, VIC, Australia (A.U.); the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, Canada (D.J.K.); the Department of Internal Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Canada (R.Z.); the Department of Medical Oncology/Hematology and the Paul Albrechtsen Research Institute, Cancer Care Manitoba, Winnipeg, Canada (R.Z.); the Department of Anesthesiology, Faculty of Medicine and Health Sciences, Université de Sherbrooke, Sherbrooke, QC, Canada (F.D.); Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Sherbrooke, QC, Canada (F.D.); the Department of Medicine, Division of Neurology, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); the Intensive Care Unit, Prince of Wales Hospital, Randwick, NSW, Australia (G.S.); the Department of Intensive Care, Royal Brisbane and Women's Hospital, Herston, QLD, Australia (J.B.); University of Queensland, Brisbane, Australia (J.B.); the Department of Adult Intensive Care, Island Health Authority, Victoria, BC, Canada (G.W.); University of Colorado School of Medicine, Aurora (L.C.); the Department of Surgery, Division of Neurosurgery, Dalhousie University, Halifax, NS, Canada (G.P.); QEII Health Sciences Centre, Halifax, NS, Canada (G.P.); Lewis Katz School of Medicine, Temple University, Philadelphia (L.K.); Rush University Medical Center, Chicago (L.K.); Royal North Shore Hospital, Sydney (F.B.); the Department of Critical Care Medicine, Sunnybrook Health Sciences Centre, Toronto (D.C.S.); the Interdepartmental Division of Critical Care Medicine, University of Toronto, Toronto (D.C.S.); the Kirby Institute, University of New South Wales, Kensington, Australia (C.R.A.); the Department of Surgery, Division of Neurosurgery, Faculty of Medicine, University of Ottawa, Ottawa (J.S.); Canadian Blood Services, Edmonton, AB, Canada (J.A.); the Department of Laboratory Medicine and Pathology, University of Alberta, Edmonton, Canada (J.A.); and Physical Medicine and Rehabilitation, Bruyere Continuing Care, Ottawa (S.C.M.)., Turgeon AF; From Ottawa Hospital Research Institute, Ottawa (S.W.E., D.A.F., A.T., I.W., T.R., R.M., D.D., S.C.M., L.M.); the Department of Medicine, Division of Critical Care, Faculty of Medicine, University of Ottawa, Ottawa (S.W.E., L.M.); School of Epidemiology and Public Health University of Ottawa, Ottawa (S.W.E., D.A.F., L.M.); Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa (D.A.F., D.D., S.C.M.); George Institute for Global Health, Sydney (A.D., F.B., N.H., C.R.A., P.T.); Malcolm Fisher Department of Intensive Care Medicine, Royal North Shore Hospital, St. Leonards, NSW, Australia (A.D., N.H., C.R.A., E.F.); the Faculty of Medicine and Health, University of Sydney Northern Clinical School, St. Leonards, NSW, Australia (A.D., C.R.A.); Australian and New Zealand Intensive Care Research Centre, Monash University, Melbourne, VIC, Australia (A.D., A.U.); the Department of Medicine, Centre Hospitalier de l'Université de Montréal, Montreal (M. Chassé); the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (M. Chassé); the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (A.F.T., F.L.); Population Health and Optimal Health Practice Research Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center, Quebec, QC, Canada (A.F.T., F.L.); the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval, Quebec, QC, Canada (A.F.T., F.L.); the Department of Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (F.L.); the Department of Neurology and Neurosurgery, Division of Neurocritical Care, Emory University School of Medicine, Emory University Hospital and Grady Memorial Hospital, Atlanta (O.S.); the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver, Canada (D.E.G.); the Division of Neurosurgery, Vancouver General Hospital, Vancouver, BC, Canada (G.R.); the Division of Neurosurgery, Department of Surgery, the University of British Columbia, Vancouver, Canada (G.R.); Neurocritical Care and Anesthesia, Sunnybrook Health Sciences Centre and Sunnybrook Research Institute, Toronto (M. Chapman); McGill University, Montreal (M.H.); the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB, Canada (A.K.); Nepean Clinical School, University of Sydney, Sydney (I.S.); the Department of Clinical Medicine, Macquarie University, Sydney (I.S.); the Critical Care and Trauma Division, the George Institute for Global Health, Sydney (I.S.); the Department of Intensive Care and Hyperbaric Medicine, the Alfred, Melbourne, VIC, Australia (A.U.); the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, Canada (D.J.K.); the Department of Internal Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Canada (R.Z.); the Department of Medical Oncology/Hematology and the Paul Albrechtsen Research Institute, Cancer Care Manitoba, Winnipeg, Canada (R.Z.); the Department of Anesthesiology, Faculty of Medicine and Health Sciences, Université de Sherbrooke, Sherbrooke, QC, Canada (F.D.); Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Sherbrooke, QC, Canada (F.D.); the Department of Medicine, Division of Neurology, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); the Intensive Care Unit, Prince of Wales Hospital, Randwick, NSW, Australia (G.S.); the Department of Intensive Care, Royal Brisbane and Women's Hospital, Herston, QLD, Australia (J.B.); University of Queensland, Brisbane, Australia (J.B.); the Department of Adult Intensive Care, Island Health Authority, Victoria, BC, Canada (G.W.); University of Colorado School of Medicine, Aurora (L.C.); the Department of Surgery, Division of Neurosurgery, Dalhousie University, Halifax, NS, Canada (G.P.); QEII Health Sciences Centre, Halifax, NS, Canada (G.P.); Lewis Katz School of Medicine, Temple University, Philadelphia (L.K.); Rush University Medical Center, Chicago (L.K.); Royal North Shore Hospital, Sydney (F.B.); the Department of Critical Care Medicine, Sunnybrook Health Sciences Centre, Toronto (D.C.S.); the Interdepartmental Division of Critical Care Medicine, University of Toronto, Toronto (D.C.S.); the Kirby Institute, University of New South Wales, Kensington, Australia (C.R.A.); the Department of Surgery, Division of Neurosurgery, Faculty of Medicine, University of Ottawa, Ottawa (J.S.); Canadian Blood Services, Edmonton, AB, Canada (J.A.); the Department of Laboratory Medicine and Pathology, University of Alberta, Edmonton, Canada (J.A.); and Physical Medicine and Rehabilitation, Bruyere Continuing Care, Ottawa (S.C.M.)., Lauzier F; From Ottawa Hospital Research Institute, Ottawa (S.W.E., D.A.F., A.T., I.W., T.R., R.M., D.D., S.C.M., L.M.); the Department of Medicine, Division of Critical Care, Faculty of Medicine, University of Ottawa, Ottawa (S.W.E., L.M.); School of Epidemiology and Public Health University of Ottawa, Ottawa (S.W.E., D.A.F., L.M.); Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa (D.A.F., D.D., S.C.M.); George Institute for Global Health, Sydney (A.D., F.B., N.H., C.R.A., P.T.); Malcolm Fisher Department of Intensive Care Medicine, Royal North Shore Hospital, St. Leonards, NSW, Australia (A.D., N.H., C.R.A., E.F.); the Faculty of Medicine and Health, University of Sydney Northern Clinical School, St. Leonards, NSW, Australia (A.D., C.R.A.); Australian and New Zealand Intensive Care Research Centre, Monash University, Melbourne, VIC, Australia (A.D., A.U.); the Department of Medicine, Centre Hospitalier de l'Université de Montréal, Montreal (M. Chassé); the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (M. Chassé); the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (A.F.T., F.L.); Population Health and Optimal Health Practice Research Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center, Quebec, QC, Canada (A.F.T., F.L.); the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval, Quebec, QC, Canada (A.F.T., F.L.); the Department of Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (F.L.); the Department of Neurology and Neurosurgery, Division of Neurocritical Care, Emory University School of Medicine, Emory University Hospital and Grady Memorial Hospital, Atlanta (O.S.); the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver, Canada (D.E.G.); the Division of Neurosurgery, Vancouver General Hospital, Vancouver, BC, Canada (G.R.); the Division of Neurosurgery, Department of Surgery, the University of British Columbia, Vancouver, Canada (G.R.); Neurocritical Care and Anesthesia, Sunnybrook Health Sciences Centre and Sunnybrook Research Institute, Toronto (M. Chapman); McGill University, Montreal (M.H.); the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB, Canada (A.K.); Nepean Clinical School, University of Sydney, Sydney (I.S.); the Department of Clinical Medicine, Macquarie University, Sydney (I.S.); the Critical Care and Trauma Division, the George Institute for Global Health, Sydney (I.S.); the Department of Intensive Care and Hyperbaric Medicine, the Alfred, Melbourne, VIC, Australia (A.U.); the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, Canada (D.J.K.); the Department of Internal Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Canada (R.Z.); the Department of Medical Oncology/Hematology and the Paul Albrechtsen Research Institute, Cancer Care Manitoba, Winnipeg, Canada (R.Z.); the Department of Anesthesiology, Faculty of Medicine and Health Sciences, Université de Sherbrooke, Sherbrooke, QC, Canada (F.D.); Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Sherbrooke, QC, Canada (F.D.); the Department of Medicine, Division of Neurology, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); the Intensive Care Unit, Prince of Wales Hospital, Randwick, NSW, Australia (G.S.); the Department of Intensive Care, Royal Brisbane and Women's Hospital, Herston, QLD, Australia (J.B.); University of Queensland, Brisbane, Australia (J.B.); the Department of Adult Intensive Care, Island Health Authority, Victoria, BC, Canada (G.W.); University of Colorado School of Medicine, Aurora (L.C.); the Department of Surgery, Division of Neurosurgery, Dalhousie University, Halifax, NS, Canada (G.P.); QEII Health Sciences Centre, Halifax, NS, Canada (G.P.); Lewis Katz School of Medicine, Temple University, Philadelphia (L.K.); Rush University Medical Center, Chicago (L.K.); Royal North Shore Hospital, Sydney (F.B.); the Department of Critical Care Medicine, Sunnybrook Health Sciences Centre, Toronto (D.C.S.); the Interdepartmental Division of Critical Care Medicine, University of Toronto, Toronto (D.C.S.); the Kirby Institute, University of New South Wales, Kensington, Australia (C.R.A.); the Department of Surgery, Division of Neurosurgery, Faculty of Medicine, University of Ottawa, Ottawa (J.S.); Canadian Blood Services, Edmonton, AB, Canada (J.A.); the Department of Laboratory Medicine and Pathology, University of Alberta, Edmonton, Canada (J.A.); and Physical Medicine and Rehabilitation, Bruyere Continuing Care, Ottawa (S.C.M.)., Tuttle A; From Ottawa Hospital Research Institute, Ottawa (S.W.E., D.A.F., A.T., I.W., T.R., R.M., D.D., S.C.M., L.M.); the Department of Medicine, Division of Critical Care, Faculty of Medicine, University of Ottawa, Ottawa (S.W.E., L.M.); School of Epidemiology and Public Health University of Ottawa, Ottawa (S.W.E., D.A.F., L.M.); Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa (D.A.F., D.D., S.C.M.); George Institute for Global Health, Sydney (A.D., F.B., N.H., C.R.A., P.T.); Malcolm Fisher Department of Intensive Care Medicine, Royal North Shore Hospital, St. Leonards, NSW, Australia (A.D., N.H., C.R.A., E.F.); the Faculty of Medicine and Health, University of Sydney Northern Clinical School, St. Leonards, NSW, Australia (A.D., C.R.A.); Australian and New Zealand Intensive Care Research Centre, Monash University, Melbourne, VIC, Australia (A.D., A.U.); the Department of Medicine, Centre Hospitalier de l'Université de Montréal, Montreal (M. Chassé); the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (M. Chassé); the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (A.F.T., F.L.); Population Health and Optimal Health Practice Research Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center, Quebec, QC, Canada (A.F.T., F.L.); the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval, Quebec, QC, Canada (A.F.T., F.L.); the Department of Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (F.L.); the Department of Neurology and Neurosurgery, Division of Neurocritical Care, Emory University School of Medicine, Emory University Hospital and Grady Memorial Hospital, Atlanta (O.S.); the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver, Canada (D.E.G.); the Division of Neurosurgery, Vancouver General Hospital, Vancouver, BC, Canada (G.R.); the Division of Neurosurgery, Department of Surgery, the University of British Columbia, Vancouver, Canada (G.R.); Neurocritical Care and Anesthesia, Sunnybrook Health Sciences Centre and Sunnybrook Research Institute, Toronto (M. Chapman); McGill University, Montreal (M.H.); the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB, Canada (A.K.); Nepean Clinical School, University of Sydney, Sydney (I.S.); the Department of Clinical Medicine, Macquarie University, Sydney (I.S.); the Critical Care and Trauma Division, the George Institute for Global Health, Sydney (I.S.); the Department of Intensive Care and Hyperbaric Medicine, the Alfred, Melbourne, VIC, Australia (A.U.); the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, Canada (D.J.K.); the Department of Internal Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Canada (R.Z.); the Department of Medical Oncology/Hematology and the Paul Albrechtsen Research Institute, Cancer Care Manitoba, Winnipeg, Canada (R.Z.); the Department of Anesthesiology, Faculty of Medicine and Health Sciences, Université de Sherbrooke, Sherbrooke, QC, Canada (F.D.); Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Sherbrooke, QC, Canada (F.D.); the Department of Medicine, Division of Neurology, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); the Intensive Care Unit, Prince of Wales Hospital, Randwick, NSW, Australia (G.S.); the Department of Intensive Care, Royal Brisbane and Women's Hospital, Herston, QLD, Australia (J.B.); University of Queensland, Brisbane, Australia (J.B.); the Department of Adult Intensive Care, Island Health Authority, Victoria, BC, Canada (G.W.); University of Colorado School of Medicine, Aurora (L.C.); the Department of Surgery, Division of Neurosurgery, Dalhousie University, Halifax, NS, Canada (G.P.); QEII Health Sciences Centre, Halifax, NS, Canada (G.P.); Lewis Katz School of Medicine, Temple University, Philadelphia (L.K.); Rush University Medical Center, Chicago (L.K.); Royal North Shore Hospital, Sydney (F.B.); the Department of Critical Care Medicine, Sunnybrook Health Sciences Centre, Toronto (D.C.S.); the Interdepartmental Division of Critical Care Medicine, University of Toronto, Toronto (D.C.S.); the Kirby Institute, University of New South Wales, Kensington, Australia (C.R.A.); the Department of Surgery, Division of Neurosurgery, Faculty of Medicine, University of Ottawa, Ottawa (J.S.); Canadian Blood Services, Edmonton, AB, Canada (J.A.); the Department of Laboratory Medicine and Pathology, University of Alberta, Edmonton, Canada (J.A.); and Physical Medicine and Rehabilitation, Bruyere Continuing Care, Ottawa (S.C.M.)., Sadan O; From Ottawa Hospital Research Institute, Ottawa (S.W.E., D.A.F., A.T., I.W., T.R., R.M., D.D., S.C.M., L.M.); the Department of Medicine, Division of Critical Care, Faculty of Medicine, University of Ottawa, Ottawa (S.W.E., L.M.); School of Epidemiology and Public Health University of Ottawa, Ottawa (S.W.E., D.A.F., L.M.); Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa (D.A.F., D.D., S.C.M.); George Institute for Global Health, Sydney (A.D., F.B., N.H., C.R.A., P.T.); Malcolm Fisher Department of Intensive Care Medicine, Royal North Shore Hospital, St. Leonards, NSW, Australia (A.D., N.H., C.R.A., E.F.); the Faculty of Medicine and Health, University of Sydney Northern Clinical School, St. Leonards, NSW, Australia (A.D., C.R.A.); Australian and New Zealand Intensive Care Research Centre, Monash University, Melbourne, VIC, Australia (A.D., A.U.); the Department of Medicine, Centre Hospitalier de l'Université de Montréal, Montreal (M. Chassé); the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (M. Chassé); the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (A.F.T., F.L.); Population Health and Optimal Health Practice Research Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center, Quebec, QC, Canada (A.F.T., F.L.); the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval, Quebec, QC, Canada (A.F.T., F.L.); the Department of Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (F.L.); the Department of Neurology and Neurosurgery, Division of Neurocritical Care, Emory University School of Medicine, Emory University Hospital and Grady Memorial Hospital, Atlanta (O.S.); the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver, Canada (D.E.G.); the Division of Neurosurgery, Vancouver General Hospital, Vancouver, BC, Canada (G.R.); the Division of Neurosurgery, Department of Surgery, the University of British Columbia, Vancouver, Canada (G.R.); Neurocritical Care and Anesthesia, Sunnybrook Health Sciences Centre and Sunnybrook Research Institute, Toronto (M. Chapman); McGill University, Montreal (M.H.); the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB, Canada (A.K.); Nepean Clinical School, University of Sydney, Sydney (I.S.); the Department of Clinical Medicine, Macquarie University, Sydney (I.S.); the Critical Care and Trauma Division, the George Institute for Global Health, Sydney (I.S.); the Department of Intensive Care and Hyperbaric Medicine, the Alfred, Melbourne, VIC, Australia (A.U.); the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, Canada (D.J.K.); the Department of Internal Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Canada (R.Z.); the Department of Medical Oncology/Hematology and the Paul Albrechtsen Research Institute, Cancer Care Manitoba, Winnipeg, Canada (R.Z.); the Department of Anesthesiology, Faculty of Medicine and Health Sciences, Université de Sherbrooke, Sherbrooke, QC, Canada (F.D.); Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Sherbrooke, QC, Canada (F.D.); the Department of Medicine, Division of Neurology, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); the Intensive Care Unit, Prince of Wales Hospital, Randwick, NSW, Australia (G.S.); the Department of Intensive Care, Royal Brisbane and Women's Hospital, Herston, QLD, Australia (J.B.); University of Queensland, Brisbane, Australia (J.B.); the Department of Adult Intensive Care, Island Health Authority, Victoria, BC, Canada (G.W.); University of Colorado School of Medicine, Aurora (L.C.); the Department of Surgery, Division of Neurosurgery, Dalhousie University, Halifax, NS, Canada (G.P.); QEII Health Sciences Centre, Halifax, NS, Canada (G.P.); Lewis Katz School of Medicine, Temple University, Philadelphia (L.K.); Rush University Medical Center, Chicago (L.K.); Royal North Shore Hospital, Sydney (F.B.); the Department of Critical Care Medicine, Sunnybrook Health Sciences Centre, Toronto (D.C.S.); the Interdepartmental Division of Critical Care Medicine, University of Toronto, Toronto (D.C.S.); the Kirby Institute, University of New South Wales, Kensington, Australia (C.R.A.); the Department of Surgery, Division of Neurosurgery, Faculty of Medicine, University of Ottawa, Ottawa (J.S.); Canadian Blood Services, Edmonton, AB, Canada (J.A.); the Department of Laboratory Medicine and Pathology, University of Alberta, Edmonton, Canada (J.A.); and Physical Medicine and Rehabilitation, Bruyere Continuing Care, Ottawa (S.C.M.)., Griesdale DE; From Ottawa Hospital Research Institute, Ottawa (S.W.E., D.A.F., A.T., I.W., T.R., R.M., D.D., S.C.M., L.M.); the Department of Medicine, Division of Critical Care, Faculty of Medicine, University of Ottawa, Ottawa (S.W.E., L.M.); School of Epidemiology and Public Health University of Ottawa, Ottawa (S.W.E., D.A.F., L.M.); Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa (D.A.F., D.D., S.C.M.); George Institute for Global Health, Sydney (A.D., F.B., N.H., C.R.A., P.T.); Malcolm Fisher Department of Intensive Care Medicine, Royal North Shore Hospital, St. Leonards, NSW, Australia (A.D., N.H., C.R.A., E.F.); the Faculty of Medicine and Health, University of Sydney Northern Clinical School, St. Leonards, NSW, Australia (A.D., C.R.A.); Australian and New Zealand Intensive Care Research Centre, Monash University, Melbourne, VIC, Australia (A.D., A.U.); the Department of Medicine, Centre Hospitalier de l'Université de Montréal, Montreal (M. Chassé); the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (M. Chassé); the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (A.F.T., F.L.); Population Health and Optimal Health Practice Research Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center, Quebec, QC, Canada (A.F.T., F.L.); the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval, Quebec, QC, Canada (A.F.T., F.L.); the Department of Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (F.L.); the Department of Neurology and Neurosurgery, Division of Neurocritical Care, Emory University School of Medicine, Emory University Hospital and Grady Memorial Hospital, Atlanta (O.S.); the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver, Canada (D.E.G.); the Division of Neurosurgery, Vancouver General Hospital, Vancouver, BC, Canada (G.R.); the Division of Neurosurgery, Department of Surgery, the University of British Columbia, Vancouver, Canada (G.R.); Neurocritical Care and Anesthesia, Sunnybrook Health Sciences Centre and Sunnybrook Research Institute, Toronto (M. Chapman); McGill University, Montreal (M.H.); the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB, Canada (A.K.); Nepean Clinical School, University of Sydney, Sydney (I.S.); the Department of Clinical Medicine, Macquarie University, Sydney (I.S.); the Critical Care and Trauma Division, the George Institute for Global Health, Sydney (I.S.); the Department of Intensive Care and Hyperbaric Medicine, the Alfred, Melbourne, VIC, Australia (A.U.); the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, Canada (D.J.K.); the Department of Internal Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Canada (R.Z.); the Department of Medical Oncology/Hematology and the Paul Albrechtsen Research Institute, Cancer Care Manitoba, Winnipeg, Canada (R.Z.); the Department of Anesthesiology, Faculty of Medicine and Health Sciences, Université de Sherbrooke, Sherbrooke, QC, Canada (F.D.); Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Sherbrooke, QC, Canada (F.D.); the Department of Medicine, Division of Neurology, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); the Intensive Care Unit, Prince of Wales Hospital, Randwick, NSW, Australia (G.S.); the Department of Intensive Care, Royal Brisbane and Women's Hospital, Herston, QLD, Australia (J.B.); University of Queensland, Brisbane, Australia (J.B.); the Department of Adult Intensive Care, Island Health Authority, Victoria, BC, Canada (G.W.); University of Colorado School of Medicine, Aurora (L.C.); the Department of Surgery, Division of Neurosurgery, Dalhousie University, Halifax, NS, Canada (G.P.); QEII Health Sciences Centre, Halifax, NS, Canada (G.P.); Lewis Katz School of Medicine, Temple University, Philadelphia (L.K.); Rush University Medical Center, Chicago (L.K.); Royal North Shore Hospital, Sydney (F.B.); the Department of Critical Care Medicine, Sunnybrook Health Sciences Centre, Toronto (D.C.S.); the Interdepartmental Division of Critical Care Medicine, University of Toronto, Toronto (D.C.S.); the Kirby Institute, University of New South Wales, Kensington, Australia (C.R.A.); the Department of Surgery, Division of Neurosurgery, Faculty of Medicine, University of Ottawa, Ottawa (J.S.); Canadian Blood Services, Edmonton, AB, Canada (J.A.); the Department of Laboratory Medicine and Pathology, University of Alberta, Edmonton, Canada (J.A.); and Physical Medicine and Rehabilitation, Bruyere Continuing Care, Ottawa (S.C.M.)., Redekop G; From Ottawa Hospital Research Institute, Ottawa (S.W.E., D.A.F., A.T., I.W., T.R., R.M., D.D., S.C.M., L.M.); the Department of Medicine, Division of Critical Care, Faculty of Medicine, University of Ottawa, Ottawa (S.W.E., L.M.); School of Epidemiology and Public Health University of Ottawa, Ottawa (S.W.E., D.A.F., L.M.); Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa (D.A.F., D.D., S.C.M.); George Institute for Global Health, Sydney (A.D., F.B., N.H., C.R.A., P.T.); Malcolm Fisher Department of Intensive Care Medicine, Royal North Shore Hospital, St. Leonards, NSW, Australia (A.D., N.H., C.R.A., E.F.); the Faculty of Medicine and Health, University of Sydney Northern Clinical School, St. Leonards, NSW, Australia (A.D., C.R.A.); Australian and New Zealand Intensive Care Research Centre, Monash University, Melbourne, VIC, Australia (A.D., A.U.); the Department of Medicine, Centre Hospitalier de l'Université de Montréal, Montreal (M. Chassé); the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (M. Chassé); the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (A.F.T., F.L.); Population Health and Optimal Health Practice Research Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center, Quebec, QC, Canada (A.F.T., F.L.); the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval, Quebec, QC, Canada (A.F.T., F.L.); the Department of Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (F.L.); the Department of Neurology and Neurosurgery, Division of Neurocritical Care, Emory University School of Medicine, Emory University Hospital and Grady Memorial Hospital, Atlanta (O.S.); the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver, Canada (D.E.G.); the Division of Neurosurgery, Vancouver General Hospital, Vancouver, BC, Canada (G.R.); the Division of Neurosurgery, Department of Surgery, the University of British Columbia, Vancouver, Canada (G.R.); Neurocritical Care and Anesthesia, Sunnybrook Health Sciences Centre and Sunnybrook Research Institute, Toronto (M. Chapman); McGill University, Montreal (M.H.); the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB, Canada (A.K.); Nepean Clinical School, University of Sydney, Sydney (I.S.); the Department of Clinical Medicine, Macquarie University, Sydney (I.S.); the Critical Care and Trauma Division, the George Institute for Global Health, Sydney (I.S.); the Department of Intensive Care and Hyperbaric Medicine, the Alfred, Melbourne, VIC, Australia (A.U.); the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, Canada (D.J.K.); the Department of Internal Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Canada (R.Z.); the Department of Medical Oncology/Hematology and the Paul Albrechtsen Research Institute, Cancer Care Manitoba, Winnipeg, Canada (R.Z.); the Department of Anesthesiology, Faculty of Medicine and Health Sciences, Université de Sherbrooke, Sherbrooke, QC, Canada (F.D.); Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Sherbrooke, QC, Canada (F.D.); the Department of Medicine, Division of Neurology, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); the Intensive Care Unit, Prince of Wales Hospital, Randwick, NSW, Australia (G.S.); the Department of Intensive Care, Royal Brisbane and Women's Hospital, Herston, QLD, Australia (J.B.); University of Queensland, Brisbane, Australia (J.B.); the Department of Adult Intensive Care, Island Health Authority, Victoria, BC, Canada (G.W.); University of Colorado School of Medicine, Aurora (L.C.); the Department of Surgery, Division of Neurosurgery, Dalhousie University, Halifax, NS, Canada (G.P.); QEII Health Sciences Centre, Halifax, NS, Canada (G.P.); Lewis Katz School of Medicine, Temple University, Philadelphia (L.K.); Rush University Medical Center, Chicago (L.K.); Royal North Shore Hospital, Sydney (F.B.); the Department of Critical Care Medicine, Sunnybrook Health Sciences Centre, Toronto (D.C.S.); the Interdepartmental Division of Critical Care Medicine, University of Toronto, Toronto (D.C.S.); the Kirby Institute, University of New South Wales, Kensington, Australia (C.R.A.); the Department of Surgery, Division of Neurosurgery, Faculty of Medicine, University of Ottawa, Ottawa (J.S.); Canadian Blood Services, Edmonton, AB, Canada (J.A.); the Department of Laboratory Medicine and Pathology, University of Alberta, Edmonton, Canada (J.A.); and Physical Medicine and Rehabilitation, Bruyere Continuing Care, Ottawa (S.C.M.)., Chapman M; From Ottawa Hospital Research Institute, Ottawa (S.W.E., D.A.F., A.T., I.W., T.R., R.M., D.D., S.C.M., L.M.); the Department of Medicine, Division of Critical Care, Faculty of Medicine, University of Ottawa, Ottawa (S.W.E., L.M.); School of Epidemiology and Public Health University of Ottawa, Ottawa (S.W.E., D.A.F., L.M.); Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa (D.A.F., D.D., S.C.M.); George Institute for Global Health, Sydney (A.D., F.B., N.H., C.R.A., P.T.); Malcolm Fisher Department of Intensive Care Medicine, Royal North Shore Hospital, St. Leonards, NSW, Australia (A.D., N.H., C.R.A., E.F.); the Faculty of Medicine and Health, University of Sydney Northern Clinical School, St. Leonards, NSW, Australia (A.D., C.R.A.); Australian and New Zealand Intensive Care Research Centre, Monash University, Melbourne, VIC, Australia (A.D., A.U.); the Department of Medicine, Centre Hospitalier de l'Université de Montréal, Montreal (M. Chassé); the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (M. Chassé); the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (A.F.T., F.L.); Population Health and Optimal Health Practice Research Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center, Quebec, QC, Canada (A.F.T., F.L.); the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval, Quebec, QC, Canada (A.F.T., F.L.); the Department of Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (F.L.); the Department of Neurology and Neurosurgery, Division of Neurocritical Care, Emory University School of Medicine, Emory University Hospital and Grady Memorial Hospital, Atlanta (O.S.); the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver, Canada (D.E.G.); the Division of Neurosurgery, Vancouver General Hospital, Vancouver, BC, Canada (G.R.); the Division of Neurosurgery, Department of Surgery, the University of British Columbia, Vancouver, Canada (G.R.); Neurocritical Care and Anesthesia, Sunnybrook Health Sciences Centre and Sunnybrook Research Institute, Toronto (M. Chapman); McGill University, Montreal (M.H.); the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB, Canada (A.K.); Nepean Clinical School, University of Sydney, Sydney (I.S.); the Department of Clinical Medicine, Macquarie University, Sydney (I.S.); the Critical Care and Trauma Division, the George Institute for Global Health, Sydney (I.S.); the Department of Intensive Care and Hyperbaric Medicine, the Alfred, Melbourne, VIC, Australia (A.U.); the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, Canada (D.J.K.); the Department of Internal Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Canada (R.Z.); the Department of Medical Oncology/Hematology and the Paul Albrechtsen Research Institute, Cancer Care Manitoba, Winnipeg, Canada (R.Z.); the Department of Anesthesiology, Faculty of Medicine and Health Sciences, Université de Sherbrooke, Sherbrooke, QC, Canada (F.D.); Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Sherbrooke, QC, Canada (F.D.); the Department of Medicine, Division of Neurology, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); the Intensive Care Unit, Prince of Wales Hospital, Randwick, NSW, Australia (G.S.); the Department of Intensive Care, Royal Brisbane and Women's Hospital, Herston, QLD, Australia (J.B.); University of Queensland, Brisbane, Australia (J.B.); the Department of Adult Intensive Care, Island Health Authority, Victoria, BC, Canada (G.W.); University of Colorado School of Medicine, Aurora (L.C.); the Department of Surgery, Division of Neurosurgery, Dalhousie University, Halifax, NS, Canada (G.P.); QEII Health Sciences Centre, Halifax, NS, Canada (G.P.); Lewis Katz School of Medicine, Temple University, Philadelphia (L.K.); Rush University Medical Center, Chicago (L.K.); Royal North Shore Hospital, Sydney (F.B.); the Department of Critical Care Medicine, Sunnybrook Health Sciences Centre, Toronto (D.C.S.); the Interdepartmental Division of Critical Care Medicine, University of Toronto, Toronto (D.C.S.); the Kirby Institute, University of New South Wales, Kensington, Australia (C.R.A.); the Department of Surgery, Division of Neurosurgery, Faculty of Medicine, University of Ottawa, Ottawa (J.S.); Canadian Blood Services, Edmonton, AB, Canada (J.A.); the Department of Laboratory Medicine and Pathology, University of Alberta, Edmonton, Canada (J.A.); and Physical Medicine and Rehabilitation, Bruyere Continuing Care, Ottawa (S.C.M.)., Hannouche M; From Ottawa Hospital Research Institute, Ottawa (S.W.E., D.A.F., A.T., I.W., T.R., R.M., D.D., S.C.M., L.M.); the Department of Medicine, Division of Critical Care, Faculty of Medicine, University of Ottawa, Ottawa (S.W.E., L.M.); School of Epidemiology and Public Health University of Ottawa, Ottawa (S.W.E., D.A.F., L.M.); Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa (D.A.F., D.D., S.C.M.); George Institute for Global Health, Sydney (A.D., F.B., N.H., C.R.A., P.T.); Malcolm Fisher Department of Intensive Care Medicine, Royal North Shore Hospital, St. Leonards, NSW, Australia (A.D., N.H., C.R.A., E.F.); the Faculty of Medicine and Health, University of Sydney Northern Clinical School, St. Leonards, NSW, Australia (A.D., C.R.A.); Australian and New Zealand Intensive Care Research Centre, Monash University, Melbourne, VIC, Australia (A.D., A.U.); the Department of Medicine, Centre Hospitalier de l'Université de Montréal, Montreal (M. Chassé); the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (M. Chassé); the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (A.F.T., F.L.); Population Health and Optimal Health Practice Research Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center, Quebec, QC, Canada (A.F.T., F.L.); the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval, Quebec, QC, Canada (A.F.T., F.L.); the Department of Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (F.L.); the Department of Neurology and Neurosurgery, Division of Neurocritical Care, Emory University School of Medicine, Emory University Hospital and Grady Memorial Hospital, Atlanta (O.S.); the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver, Canada (D.E.G.); the Division of Neurosurgery, Vancouver General Hospital, Vancouver, BC, Canada (G.R.); the Division of Neurosurgery, Department of Surgery, the University of British Columbia, Vancouver, Canada (G.R.); Neurocritical Care and Anesthesia, Sunnybrook Health Sciences Centre and Sunnybrook Research Institute, Toronto (M. Chapman); McGill University, Montreal (M.H.); the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB, Canada (A.K.); Nepean Clinical School, University of Sydney, Sydney (I.S.); the Department of Clinical Medicine, Macquarie University, Sydney (I.S.); the Critical Care and Trauma Division, the George Institute for Global Health, Sydney (I.S.); the Department of Intensive Care and Hyperbaric Medicine, the Alfred, Melbourne, VIC, Australia (A.U.); the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, Canada (D.J.K.); the Department of Internal Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Canada (R.Z.); the Department of Medical Oncology/Hematology and the Paul Albrechtsen Research Institute, Cancer Care Manitoba, Winnipeg, Canada (R.Z.); the Department of Anesthesiology, Faculty of Medicine and Health Sciences, Université de Sherbrooke, Sherbrooke, QC, Canada (F.D.); Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Sherbrooke, QC, Canada (F.D.); the Department of Medicine, Division of Neurology, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); the Intensive Care Unit, Prince of Wales Hospital, Randwick, NSW, Australia (G.S.); the Department of Intensive Care, Royal Brisbane and Women's Hospital, Herston, QLD, Australia (J.B.); University of Queensland, Brisbane, Australia (J.B.); the Department of Adult Intensive Care, Island Health Authority, Victoria, BC, Canada (G.W.); University of Colorado School of Medicine, Aurora (L.C.); the Department of Surgery, Division of Neurosurgery, Dalhousie University, Halifax, NS, Canada (G.P.); QEII Health Sciences Centre, Halifax, NS, Canada (G.P.); Lewis Katz School of Medicine, Temple University, Philadelphia (L.K.); Rush University Medical Center, Chicago (L.K.); Royal North Shore Hospital, Sydney (F.B.); the Department of Critical Care Medicine, Sunnybrook Health Sciences Centre, Toronto (D.C.S.); the Interdepartmental Division of Critical Care Medicine, University of Toronto, Toronto (D.C.S.); the Kirby Institute, University of New South Wales, Kensington, Australia (C.R.A.); the Department of Surgery, Division of Neurosurgery, Faculty of Medicine, University of Ottawa, Ottawa (J.S.); Canadian Blood Services, Edmonton, AB, Canada (J.A.); the Department of Laboratory Medicine and Pathology, University of Alberta, Edmonton, Canada (J.A.); and Physical Medicine and Rehabilitation, Bruyere Continuing Care, Ottawa (S.C.M.)., Kramer A; From Ottawa Hospital Research Institute, Ottawa (S.W.E., D.A.F., A.T., I.W., T.R., R.M., D.D., S.C.M., L.M.); the Department of Medicine, Division of Critical Care, Faculty of Medicine, University of Ottawa, Ottawa (S.W.E., L.M.); School of Epidemiology and Public Health University of Ottawa, Ottawa (S.W.E., D.A.F., L.M.); Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa (D.A.F., D.D., S.C.M.); George Institute for Global Health, Sydney (A.D., F.B., N.H., C.R.A., P.T.); Malcolm Fisher Department of Intensive Care Medicine, Royal North Shore Hospital, St. Leonards, NSW, Australia (A.D., N.H., C.R.A., E.F.); the Faculty of Medicine and Health, University of Sydney Northern Clinical School, St. Leonards, NSW, Australia (A.D., C.R.A.); Australian and New Zealand Intensive Care Research Centre, Monash University, Melbourne, VIC, Australia (A.D., A.U.); the Department of Medicine, Centre Hospitalier de l'Université de Montréal, Montreal (M. Chassé); the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (M. Chassé); the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (A.F.T., F.L.); Population Health and Optimal Health Practice Research Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center, Quebec, QC, Canada (A.F.T., F.L.); the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval, Quebec, QC, Canada (A.F.T., F.L.); the Department of Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (F.L.); the Department of Neurology and Neurosurgery, Division of Neurocritical Care, Emory University School of Medicine, Emory University Hospital and Grady Memorial Hospital, Atlanta (O.S.); the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver, Canada (D.E.G.); the Division of Neurosurgery, Vancouver General Hospital, Vancouver, BC, Canada (G.R.); the Division of Neurosurgery, Department of Surgery, the University of British Columbia, Vancouver, Canada (G.R.); Neurocritical Care and Anesthesia, Sunnybrook Health Sciences Centre and Sunnybrook Research Institute, Toronto (M. Chapman); McGill University, Montreal (M.H.); the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB, Canada (A.K.); Nepean Clinical School, University of Sydney, Sydney (I.S.); the Department of Clinical Medicine, Macquarie University, Sydney (I.S.); the Critical Care and Trauma Division, the George Institute for Global Health, Sydney (I.S.); the Department of Intensive Care and Hyperbaric Medicine, the Alfred, Melbourne, VIC, Australia (A.U.); the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, Canada (D.J.K.); the Department of Internal Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Canada (R.Z.); the Department of Medical Oncology/Hematology and the Paul Albrechtsen Research Institute, Cancer Care Manitoba, Winnipeg, Canada (R.Z.); the Department of Anesthesiology, Faculty of Medicine and Health Sciences, Université de Sherbrooke, Sherbrooke, QC, Canada (F.D.); Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Sherbrooke, QC, Canada (F.D.); the Department of Medicine, Division of Neurology, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); the Intensive Care Unit, Prince of Wales Hospital, Randwick, NSW, Australia (G.S.); the Department of Intensive Care, Royal Brisbane and Women's Hospital, Herston, QLD, Australia (J.B.); University of Queensland, Brisbane, Australia (J.B.); the Department of Adult Intensive Care, Island Health Authority, Victoria, BC, Canada (G.W.); University of Colorado School of Medicine, Aurora (L.C.); the Department of Surgery, Division of Neurosurgery, Dalhousie University, Halifax, NS, Canada (G.P.); QEII Health Sciences Centre, Halifax, NS, Canada (G.P.); Lewis Katz School of Medicine, Temple University, Philadelphia (L.K.); Rush University Medical Center, Chicago (L.K.); Royal North Shore Hospital, Sydney (F.B.); the Department of Critical Care Medicine, Sunnybrook Health Sciences Centre, Toronto (D.C.S.); the Interdepartmental Division of Critical Care Medicine, University of Toronto, Toronto (D.C.S.); the Kirby Institute, University of New South Wales, Kensington, Australia (C.R.A.); the Department of Surgery, Division of Neurosurgery, Faculty of Medicine, University of Ottawa, Ottawa (J.S.); Canadian Blood Services, Edmonton, AB, Canada (J.A.); the Department of Laboratory Medicine and Pathology, University of Alberta, Edmonton, Canada (J.A.); and Physical Medicine and Rehabilitation, Bruyere Continuing Care, Ottawa (S.C.M.)., Seppelt I; From Ottawa Hospital Research Institute, Ottawa (S.W.E., D.A.F., A.T., I.W., T.R., R.M., D.D., S.C.M., L.M.); the Department of Medicine, Division of Critical Care, Faculty of Medicine, University of Ottawa, Ottawa (S.W.E., L.M.); School of Epidemiology and Public Health University of Ottawa, Ottawa (S.W.E., D.A.F., L.M.); Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa (D.A.F., D.D., S.C.M.); George Institute for Global Health, Sydney (A.D., F.B., N.H., C.R.A., P.T.); Malcolm Fisher Department of Intensive Care Medicine, Royal North Shore Hospital, St. Leonards, NSW, Australia (A.D., N.H., C.R.A., E.F.); the Faculty of Medicine and Health, University of Sydney Northern Clinical School, St. Leonards, NSW, Australia (A.D., C.R.A.); Australian and New Zealand Intensive Care Research Centre, Monash University, Melbourne, VIC, Australia (A.D., A.U.); the Department of Medicine, Centre Hospitalier de l'Université de Montréal, Montreal (M. Chassé); the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (M. Chassé); the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (A.F.T., F.L.); Population Health and Optimal Health Practice Research Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center, Quebec, QC, Canada (A.F.T., F.L.); the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval, Quebec, QC, Canada (A.F.T., F.L.); the Department of Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (F.L.); the Department of Neurology and Neurosurgery, Division of Neurocritical Care, Emory University School of Medicine, Emory University Hospital and Grady Memorial Hospital, Atlanta (O.S.); the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver, Canada (D.E.G.); the Division of Neurosurgery, Vancouver General Hospital, Vancouver, BC, Canada (G.R.); the Division of Neurosurgery, Department of Surgery, the University of British Columbia, Vancouver, Canada (G.R.); Neurocritical Care and Anesthesia, Sunnybrook Health Sciences Centre and Sunnybrook Research Institute, Toronto (M. Chapman); McGill University, Montreal (M.H.); the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB, Canada (A.K.); Nepean Clinical School, University of Sydney, Sydney (I.S.); the Department of Clinical Medicine, Macquarie University, Sydney (I.S.); the Critical Care and Trauma Division, the George Institute for Global Health, Sydney (I.S.); the Department of Intensive Care and Hyperbaric Medicine, the Alfred, Melbourne, VIC, Australia (A.U.); the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, Canada (D.J.K.); the Department of Internal Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Canada (R.Z.); the Department of Medical Oncology/Hematology and the Paul Albrechtsen Research Institute, Cancer Care Manitoba, Winnipeg, Canada (R.Z.); the Department of Anesthesiology, Faculty of Medicine and Health Sciences, Université de Sherbrooke, Sherbrooke, QC, Canada (F.D.); Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Sherbrooke, QC, Canada (F.D.); the Department of Medicine, Division of Neurology, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); the Intensive Care Unit, Prince of Wales Hospital, Randwick, NSW, Australia (G.S.); the Department of Intensive Care, Royal Brisbane and Women's Hospital, Herston, QLD, Australia (J.B.); University of Queensland, Brisbane, Australia (J.B.); the Department of Adult Intensive Care, Island Health Authority, Victoria, BC, Canada (G.W.); University of Colorado School of Medicine, Aurora (L.C.); the Department of Surgery, Division of Neurosurgery, Dalhousie University, Halifax, NS, Canada (G.P.); QEII Health Sciences Centre, Halifax, NS, Canada (G.P.); Lewis Katz School of Medicine, Temple University, Philadelphia (L.K.); Rush University Medical Center, Chicago (L.K.); Royal North Shore Hospital, Sydney (F.B.); the Department of Critical Care Medicine, Sunnybrook Health Sciences Centre, Toronto (D.C.S.); the Interdepartmental Division of Critical Care Medicine, University of Toronto, Toronto (D.C.S.); the Kirby Institute, University of New South Wales, Kensington, Australia (C.R.A.); the Department of Surgery, Division of Neurosurgery, Faculty of Medicine, University of Ottawa, Ottawa (J.S.); Canadian Blood Services, Edmonton, AB, Canada (J.A.); the Department of Laboratory Medicine and Pathology, University of Alberta, Edmonton, Canada (J.A.); and Physical Medicine and Rehabilitation, Bruyere Continuing Care, Ottawa (S.C.M.)., Udy A; From Ottawa Hospital Research Institute, Ottawa (S.W.E., D.A.F., A.T., I.W., T.R., R.M., D.D., S.C.M., L.M.); the Department of Medicine, Division of Critical Care, Faculty of Medicine, University of Ottawa, Ottawa (S.W.E., L.M.); School of Epidemiology and Public Health University of Ottawa, Ottawa (S.W.E., D.A.F., L.M.); Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa (D.A.F., D.D., S.C.M.); George Institute for Global Health, Sydney (A.D., F.B., N.H., C.R.A., P.T.); Malcolm Fisher Department of Intensive Care Medicine, Royal North Shore Hospital, St. Leonards, NSW, Australia (A.D., N.H., C.R.A., E.F.); the Faculty of Medicine and Health, University of Sydney Northern Clinical School, St. Leonards, NSW, Australia (A.D., C.R.A.); Australian and New Zealand Intensive Care Research Centre, Monash University, Melbourne, VIC, Australia (A.D., A.U.); the Department of Medicine, Centre Hospitalier de l'Université de Montréal, Montreal (M. Chassé); the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (M. Chassé); the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (A.F.T., F.L.); Population Health and Optimal Health Practice Research Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center, Quebec, QC, Canada (A.F.T., F.L.); the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval, Quebec, QC, Canada (A.F.T., F.L.); the Department of Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (F.L.); the Department of Neurology and Neurosurgery, Division of Neurocritical Care, Emory University School of Medicine, Emory University Hospital and Grady Memorial Hospital, Atlanta (O.S.); the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver, Canada (D.E.G.); the Division of Neurosurgery, Vancouver General Hospital, Vancouver, BC, Canada (G.R.); the Division of Neurosurgery, Department of Surgery, the University of British Columbia, Vancouver, Canada (G.R.); Neurocritical Care and Anesthesia, Sunnybrook Health Sciences Centre and Sunnybrook Research Institute, Toronto (M. Chapman); McGill University, Montreal (M.H.); the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB, Canada (A.K.); Nepean Clinical School, University of Sydney, Sydney (I.S.); the Department of Clinical Medicine, Macquarie University, Sydney (I.S.); the Critical Care and Trauma Division, the George Institute for Global Health, Sydney (I.S.); the Department of Intensive Care and Hyperbaric Medicine, the Alfred, Melbourne, VIC, Australia (A.U.); the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, Canada (D.J.K.); the Department of Internal Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Canada (R.Z.); the Department of Medical Oncology/Hematology and the Paul Albrechtsen Research Institute, Cancer Care Manitoba, Winnipeg, Canada (R.Z.); the Department of Anesthesiology, Faculty of Medicine and Health Sciences, Université de Sherbrooke, Sherbrooke, QC, Canada (F.D.); Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Sherbrooke, QC, Canada (F.D.); the Department of Medicine, Division of Neurology, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); the Intensive Care Unit, Prince of Wales Hospital, Randwick, NSW, Australia (G.S.); the Department of Intensive Care, Royal Brisbane and Women's Hospital, Herston, QLD, Australia (J.B.); University of Queensland, Brisbane, Australia (J.B.); the Department of Adult Intensive Care, Island Health Authority, Victoria, BC, Canada (G.W.); University of Colorado School of Medicine, Aurora (L.C.); the Department of Surgery, Division of Neurosurgery, Dalhousie University, Halifax, NS, Canada (G.P.); QEII Health Sciences Centre, Halifax, NS, Canada (G.P.); Lewis Katz School of Medicine, Temple University, Philadelphia (L.K.); Rush University Medical Center, Chicago (L.K.); Royal North Shore Hospital, Sydney (F.B.); the Department of Critical Care Medicine, Sunnybrook Health Sciences Centre, Toronto (D.C.S.); the Interdepartmental Division of Critical Care Medicine, University of Toronto, Toronto (D.C.S.); the Kirby Institute, University of New South Wales, Kensington, Australia (C.R.A.); the Department of Surgery, Division of Neurosurgery, Faculty of Medicine, University of Ottawa, Ottawa (J.S.); Canadian Blood Services, Edmonton, AB, Canada (J.A.); the Department of Laboratory Medicine and Pathology, University of Alberta, Edmonton, Canada (J.A.); and Physical Medicine and Rehabilitation, Bruyere Continuing Care, Ottawa (S.C.M.)., Kutsogiannis DJ; From Ottawa Hospital Research Institute, Ottawa (S.W.E., D.A.F., A.T., I.W., T.R., R.M., D.D., S.C.M., L.M.); the Department of Medicine, Division of Critical Care, Faculty of Medicine, University of Ottawa, Ottawa (S.W.E., L.M.); School of Epidemiology and Public Health University of Ottawa, Ottawa (S.W.E., D.A.F., L.M.); Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa (D.A.F., D.D., S.C.M.); George Institute for Global Health, Sydney (A.D., F.B., N.H., C.R.A., P.T.); Malcolm Fisher Department of Intensive Care Medicine, Royal North Shore Hospital, St. Leonards, NSW, Australia (A.D., N.H., C.R.A., E.F.); the Faculty of Medicine and Health, University of Sydney Northern Clinical School, St. Leonards, NSW, Australia (A.D., C.R.A.); Australian and New Zealand Intensive Care Research Centre, Monash University, Melbourne, VIC, Australia (A.D., A.U.); the Department of Medicine, Centre Hospitalier de l'Université de Montréal, Montreal (M. Chassé); the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (M. Chassé); the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (A.F.T., F.L.); Population Health and Optimal Health Practice Research Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center, Quebec, QC, Canada (A.F.T., F.L.); the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval, Quebec, QC, Canada (A.F.T., F.L.); the Department of Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (F.L.); the Department of Neurology and Neurosurgery, Division of Neurocritical Care, Emory University School of Medicine, Emory University Hospital and Grady Memorial Hospital, Atlanta (O.S.); the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver, Canada (D.E.G.); the Division of Neurosurgery, Vancouver General Hospital, Vancouver, BC, Canada (G.R.); the Division of Neurosurgery, Department of Surgery, the University of British Columbia, Vancouver, Canada (G.R.); Neurocritical Care and Anesthesia, Sunnybrook Health Sciences Centre and Sunnybrook Research Institute, Toronto (M. Chapman); McGill University, Montreal (M.H.); the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB, Canada (A.K.); Nepean Clinical School, University of Sydney, Sydney (I.S.); the Department of Clinical Medicine, Macquarie University, Sydney (I.S.); the Critical Care and Trauma Division, the George Institute for Global Health, Sydney (I.S.); the Department of Intensive Care and Hyperbaric Medicine, the Alfred, Melbourne, VIC, Australia (A.U.); the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, Canada (D.J.K.); the Department of Internal Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Canada (R.Z.); the Department of Medical Oncology/Hematology and the Paul Albrechtsen Research Institute, Cancer Care Manitoba, Winnipeg, Canada (R.Z.); the Department of Anesthesiology, Faculty of Medicine and Health Sciences, Université de Sherbrooke, Sherbrooke, QC, Canada (F.D.); Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Sherbrooke, QC, Canada (F.D.); the Department of Medicine, Division of Neurology, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); the Intensive Care Unit, Prince of Wales Hospital, Randwick, NSW, Australia (G.S.); the Department of Intensive Care, Royal Brisbane and Women's Hospital, Herston, QLD, Australia (J.B.); University of Queensland, Brisbane, Australia (J.B.); the Department of Adult Intensive Care, Island Health Authority, Victoria, BC, Canada (G.W.); University of Colorado School of Medicine, Aurora (L.C.); the Department of Surgery, Division of Neurosurgery, Dalhousie University, Halifax, NS, Canada (G.P.); QEII Health Sciences Centre, Halifax, NS, Canada (G.P.); Lewis Katz School of Medicine, Temple University, Philadelphia (L.K.); Rush University Medical Center, Chicago (L.K.); Royal North Shore Hospital, Sydney (F.B.); the Department of Critical Care Medicine, Sunnybrook Health Sciences Centre, Toronto (D.C.S.); the Interdepartmental Division of Critical Care Medicine, University of Toronto, Toronto (D.C.S.); the Kirby Institute, University of New South Wales, Kensington, Australia (C.R.A.); the Department of Surgery, Division of Neurosurgery, Faculty of Medicine, University of Ottawa, Ottawa (J.S.); Canadian Blood Services, Edmonton, AB, Canada (J.A.); the Department of Laboratory Medicine and Pathology, University of Alberta, Edmonton, Canada (J.A.); and Physical Medicine and Rehabilitation, Bruyere Continuing Care, Ottawa (S.C.M.)., Zarychanski R; From Ottawa Hospital Research Institute, Ottawa (S.W.E., D.A.F., A.T., I.W., T.R., R.M., D.D., S.C.M., L.M.); the Department of Medicine, Division of Critical Care, Faculty of Medicine, University of Ottawa, Ottawa (S.W.E., L.M.); School of Epidemiology and Public Health University of Ottawa, Ottawa (S.W.E., D.A.F., L.M.); Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa (D.A.F., D.D., S.C.M.); George Institute for Global Health, Sydney (A.D., F.B., N.H., C.R.A., P.T.); Malcolm Fisher Department of Intensive Care Medicine, Royal North Shore Hospital, St. Leonards, NSW, Australia (A.D., N.H., C.R.A., E.F.); the Faculty of Medicine and Health, University of Sydney Northern Clinical School, St. Leonards, NSW, Australia (A.D., C.R.A.); Australian and New Zealand Intensive Care Research Centre, Monash University, Melbourne, VIC, Australia (A.D., A.U.); the Department of Medicine, Centre Hospitalier de l'Université de Montréal, Montreal (M. Chassé); the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (M. Chassé); the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (A.F.T., F.L.); Population Health and Optimal Health Practice Research Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center, Quebec, QC, Canada (A.F.T., F.L.); the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval, Quebec, QC, Canada (A.F.T., F.L.); the Department of Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (F.L.); the Department of Neurology and Neurosurgery, Division of Neurocritical Care, Emory University School of Medicine, Emory University Hospital and Grady Memorial Hospital, Atlanta (O.S.); the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver, Canada (D.E.G.); the Division of Neurosurgery, Vancouver General Hospital, Vancouver, BC, Canada (G.R.); the Division of Neurosurgery, Department of Surgery, the University of British Columbia, Vancouver, Canada (G.R.); Neurocritical Care and Anesthesia, Sunnybrook Health Sciences Centre and Sunnybrook Research Institute, Toronto (M. Chapman); McGill University, Montreal (M.H.); the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB, Canada (A.K.); Nepean Clinical School, University of Sydney, Sydney (I.S.); the Department of Clinical Medicine, Macquarie University, Sydney (I.S.); the Critical Care and Trauma Division, the George Institute for Global Health, Sydney (I.S.); the Department of Intensive Care and Hyperbaric Medicine, the Alfred, Melbourne, VIC, Australia (A.U.); the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, Canada (D.J.K.); the Department of Internal Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Canada (R.Z.); the Department of Medical Oncology/Hematology and the Paul Albrechtsen Research Institute, Cancer Care Manitoba, Winnipeg, Canada (R.Z.); the Department of Anesthesiology, Faculty of Medicine and Health Sciences, Université de Sherbrooke, Sherbrooke, QC, Canada (F.D.); Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Sherbrooke, QC, Canada (F.D.); the Department of Medicine, Division of Neurology, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); the Intensive Care Unit, Prince of Wales Hospital, Randwick, NSW, Australia (G.S.); the Department of Intensive Care, Royal Brisbane and Women's Hospital, Herston, QLD, Australia (J.B.); University of Queensland, Brisbane, Australia (J.B.); the Department of Adult Intensive Care, Island Health Authority, Victoria, BC, Canada (G.W.); University of Colorado School of Medicine, Aurora (L.C.); the Department of Surgery, Division of Neurosurgery, Dalhousie University, Halifax, NS, Canada (G.P.); QEII Health Sciences Centre, Halifax, NS, Canada (G.P.); Lewis Katz School of Medicine, Temple University, Philadelphia (L.K.); Rush University Medical Center, Chicago (L.K.); Royal North Shore Hospital, Sydney (F.B.); the Department of Critical Care Medicine, Sunnybrook Health Sciences Centre, Toronto (D.C.S.); the Interdepartmental Division of Critical Care Medicine, University of Toronto, Toronto (D.C.S.); the Kirby Institute, University of New South Wales, Kensington, Australia (C.R.A.); the Department of Surgery, Division of Neurosurgery, Faculty of Medicine, University of Ottawa, Ottawa (J.S.); Canadian Blood Services, Edmonton, AB, Canada (J.A.); the Department of Laboratory Medicine and Pathology, University of Alberta, Edmonton, Canada (J.A.); and Physical Medicine and Rehabilitation, Bruyere Continuing Care, Ottawa (S.C.M.)., D'Aragon F; From Ottawa Hospital Research Institute, Ottawa (S.W.E., D.A.F., A.T., I.W., T.R., R.M., D.D., S.C.M., L.M.); the Department of Medicine, Division of Critical Care, Faculty of Medicine, University of Ottawa, Ottawa (S.W.E., L.M.); School of Epidemiology and Public Health University of Ottawa, Ottawa (S.W.E., D.A.F., L.M.); Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa (D.A.F., D.D., S.C.M.); George Institute for Global Health, Sydney (A.D., F.B., N.H., C.R.A., P.T.); Malcolm Fisher Department of Intensive Care Medicine, Royal North Shore Hospital, St. Leonards, NSW, Australia (A.D., N.H., C.R.A., E.F.); the Faculty of Medicine and Health, University of Sydney Northern Clinical School, St. Leonards, NSW, Australia (A.D., C.R.A.); Australian and New Zealand Intensive Care Research Centre, Monash University, Melbourne, VIC, Australia (A.D., A.U.); the Department of Medicine, Centre Hospitalier de l'Université de Montréal, Montreal (M. Chassé); the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (M. Chassé); the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (A.F.T., F.L.); Population Health and Optimal Health Practice Research Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center, Quebec, QC, Canada (A.F.T., F.L.); the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval, Quebec, QC, Canada (A.F.T., F.L.); the Department of Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (F.L.); the Department of Neurology and Neurosurgery, Division of Neurocritical Care, Emory University School of Medicine, Emory University Hospital and Grady Memorial Hospital, Atlanta (O.S.); the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver, Canada (D.E.G.); the Division of Neurosurgery, Vancouver General Hospital, Vancouver, BC, Canada (G.R.); the Division of Neurosurgery, Department of Surgery, the University of British Columbia, Vancouver, Canada (G.R.); Neurocritical Care and Anesthesia, Sunnybrook Health Sciences Centre and Sunnybrook Research Institute, Toronto (M. Chapman); McGill University, Montreal (M.H.); the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB, Canada (A.K.); Nepean Clinical School, University of Sydney, Sydney (I.S.); the Department of Clinical Medicine, Macquarie University, Sydney (I.S.); the Critical Care and Trauma Division, the George Institute for Global Health, Sydney (I.S.); the Department of Intensive Care and Hyperbaric Medicine, the Alfred, Melbourne, VIC, Australia (A.U.); the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, Canada (D.J.K.); the Department of Internal Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Canada (R.Z.); the Department of Medical Oncology/Hematology and the Paul Albrechtsen Research Institute, Cancer Care Manitoba, Winnipeg, Canada (R.Z.); the Department of Anesthesiology, Faculty of Medicine and Health Sciences, Université de Sherbrooke, Sherbrooke, QC, Canada (F.D.); Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Sherbrooke, QC, Canada (F.D.); the Department of Medicine, Division of Neurology, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); the Intensive Care Unit, Prince of Wales Hospital, Randwick, NSW, Australia (G.S.); the Department of Intensive Care, Royal Brisbane and Women's Hospital, Herston, QLD, Australia (J.B.); University of Queensland, Brisbane, Australia (J.B.); the Department of Adult Intensive Care, Island Health Authority, Victoria, BC, Canada (G.W.); University of Colorado School of Medicine, Aurora (L.C.); the Department of Surgery, Division of Neurosurgery, Dalhousie University, Halifax, NS, Canada (G.P.); QEII Health Sciences Centre, Halifax, NS, Canada (G.P.); Lewis Katz School of Medicine, Temple University, Philadelphia (L.K.); Rush University Medical Center, Chicago (L.K.); Royal North Shore Hospital, Sydney (F.B.); the Department of Critical Care Medicine, Sunnybrook Health Sciences Centre, Toronto (D.C.S.); the Interdepartmental Division of Critical Care Medicine, University of Toronto, Toronto (D.C.S.); the Kirby Institute, University of New South Wales, Kensington, Australia (C.R.A.); the Department of Surgery, Division of Neurosurgery, Faculty of Medicine, University of Ottawa, Ottawa (J.S.); Canadian Blood Services, Edmonton, AB, Canada (J.A.); the Department of Laboratory Medicine and Pathology, University of Alberta, Edmonton, Canada (J.A.); and Physical Medicine and Rehabilitation, Bruyere Continuing Care, Ottawa (S.C.M.)., Boyd JG; From Ottawa Hospital Research Institute, Ottawa (S.W.E., D.A.F., A.T., I.W., T.R., R.M., D.D., S.C.M., L.M.); the Department of Medicine, Division of Critical Care, Faculty of Medicine, University of Ottawa, Ottawa (S.W.E., L.M.); School of Epidemiology and Public Health University of Ottawa, Ottawa (S.W.E., D.A.F., L.M.); Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa (D.A.F., D.D., S.C.M.); George Institute for Global Health, Sydney (A.D., F.B., N.H., C.R.A., P.T.); Malcolm Fisher Department of Intensive Care Medicine, Royal North Shore Hospital, St. Leonards, NSW, Australia (A.D., N.H., C.R.A., E.F.); the Faculty of Medicine and Health, University of Sydney Northern Clinical School, St. Leonards, NSW, Australia (A.D., C.R.A.); Australian and New Zealand Intensive Care Research Centre, Monash University, Melbourne, VIC, Australia (A.D., A.U.); the Department of Medicine, Centre Hospitalier de l'Université de Montréal, Montreal (M. Chassé); the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (M. Chassé); the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (A.F.T., F.L.); Population Health and Optimal Health Practice Research Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center, Quebec, QC, Canada (A.F.T., F.L.); the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval, Quebec, QC, Canada (A.F.T., F.L.); the Department of Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (F.L.); the Department of Neurology and Neurosurgery, Division of Neurocritical Care, Emory University School of Medicine, Emory University Hospital and Grady Memorial Hospital, Atlanta (O.S.); the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver, Canada (D.E.G.); the Division of Neurosurgery, Vancouver General Hospital, Vancouver, BC, Canada (G.R.); the Division of Neurosurgery, Department of Surgery, the University of British Columbia, Vancouver, Canada (G.R.); Neurocritical Care and Anesthesia, Sunnybrook Health Sciences Centre and Sunnybrook Research Institute, Toronto (M. Chapman); McGill University, Montreal (M.H.); the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB, Canada (A.K.); Nepean Clinical School, University of Sydney, Sydney (I.S.); the Department of Clinical Medicine, Macquarie University, Sydney (I.S.); the Critical Care and Trauma Division, the George Institute for Global Health, Sydney (I.S.); the Department of Intensive Care and Hyperbaric Medicine, the Alfred, Melbourne, VIC, Australia (A.U.); the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, Canada (D.J.K.); the Department of Internal Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Canada (R.Z.); the Department of Medical Oncology/Hematology and the Paul Albrechtsen Research Institute, Cancer Care Manitoba, Winnipeg, Canada (R.Z.); the Department of Anesthesiology, Faculty of Medicine and Health Sciences, Université de Sherbrooke, Sherbrooke, QC, Canada (F.D.); Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Sherbrooke, QC, Canada (F.D.); the Department of Medicine, Division of Neurology, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); the Intensive Care Unit, Prince of Wales Hospital, Randwick, NSW, Australia (G.S.); the Department of Intensive Care, Royal Brisbane and Women's Hospital, Herston, QLD, Australia (J.B.); University of Queensland, Brisbane, Australia (J.B.); the Department of Adult Intensive Care, Island Health Authority, Victoria, BC, Canada (G.W.); University of Colorado School of Medicine, Aurora (L.C.); the Department of Surgery, Division of Neurosurgery, Dalhousie University, Halifax, NS, Canada (G.P.); QEII Health Sciences Centre, Halifax, NS, Canada (G.P.); Lewis Katz School of Medicine, Temple University, Philadelphia (L.K.); Rush University Medical Center, Chicago (L.K.); Royal North Shore Hospital, Sydney (F.B.); the Department of Critical Care Medicine, Sunnybrook Health Sciences Centre, Toronto (D.C.S.); the Interdepartmental Division of Critical Care Medicine, University of Toronto, Toronto (D.C.S.); the Kirby Institute, University of New South Wales, Kensington, Australia (C.R.A.); the Department of Surgery, Division of Neurosurgery, Faculty of Medicine, University of Ottawa, Ottawa (J.S.); Canadian Blood Services, Edmonton, AB, Canada (J.A.); the Department of Laboratory Medicine and Pathology, University of Alberta, Edmonton, Canada (J.A.); and Physical Medicine and Rehabilitation, Bruyere Continuing Care, Ottawa (S.C.M.)., Salt G; From Ottawa Hospital Research Institute, Ottawa (S.W.E., D.A.F., A.T., I.W., T.R., R.M., D.D., S.C.M., L.M.); the Department of Medicine, Division of Critical Care, Faculty of Medicine, University of Ottawa, Ottawa (S.W.E., L.M.); School of Epidemiology and Public Health University of Ottawa, Ottawa (S.W.E., D.A.F., L.M.); Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa (D.A.F., D.D., S.C.M.); George Institute for Global Health, Sydney (A.D., F.B., N.H., C.R.A., P.T.); Malcolm Fisher Department of Intensive Care Medicine, Royal North Shore Hospital, St. Leonards, NSW, Australia (A.D., N.H., C.R.A., E.F.); the Faculty of Medicine and Health, University of Sydney Northern Clinical School, St. Leonards, NSW, Australia (A.D., C.R.A.); Australian and New Zealand Intensive Care Research Centre, Monash University, Melbourne, VIC, Australia (A.D., A.U.); the Department of Medicine, Centre Hospitalier de l'Université de Montréal, Montreal (M. Chassé); the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (M. Chassé); the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (A.F.T., F.L.); Population Health and Optimal Health Practice Research Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center, Quebec, QC, Canada (A.F.T., F.L.); the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval, Quebec, QC, Canada (A.F.T., F.L.); the Department of Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (F.L.); the Department of Neurology and Neurosurgery, Division of Neurocritical Care, Emory University School of Medicine, Emory University Hospital and Grady Memorial Hospital, Atlanta (O.S.); the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver, Canada (D.E.G.); the Division of Neurosurgery, Vancouver General Hospital, Vancouver, BC, Canada (G.R.); the Division of Neurosurgery, Department of Surgery, the University of British Columbia, Vancouver, Canada (G.R.); Neurocritical Care and Anesthesia, Sunnybrook Health Sciences Centre and Sunnybrook Research Institute, Toronto (M. Chapman); McGill University, Montreal (M.H.); the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB, Canada (A.K.); Nepean Clinical School, University of Sydney, Sydney (I.S.); the Department of Clinical Medicine, Macquarie University, Sydney (I.S.); the Critical Care and Trauma Division, the George Institute for Global Health, Sydney (I.S.); the Department of Intensive Care and Hyperbaric Medicine, the Alfred, Melbourne, VIC, Australia (A.U.); the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, Canada (D.J.K.); the Department of Internal Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Canada (R.Z.); the Department of Medical Oncology/Hematology and the Paul Albrechtsen Research Institute, Cancer Care Manitoba, Winnipeg, Canada (R.Z.); the Department of Anesthesiology, Faculty of Medicine and Health Sciences, Université de Sherbrooke, Sherbrooke, QC, Canada (F.D.); Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Sherbrooke, QC, Canada (F.D.); the Department of Medicine, Division of Neurology, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); the Intensive Care Unit, Prince of Wales Hospital, Randwick, NSW, Australia (G.S.); the Department of Intensive Care, Royal Brisbane and Women's Hospital, Herston, QLD, Australia (J.B.); University of Queensland, Brisbane, Australia (J.B.); the Department of Adult Intensive Care, Island Health Authority, Victoria, BC, Canada (G.W.); University of Colorado School of Medicine, Aurora (L.C.); the Department of Surgery, Division of Neurosurgery, Dalhousie University, Halifax, NS, Canada (G.P.); QEII Health Sciences Centre, Halifax, NS, Canada (G.P.); Lewis Katz School of Medicine, Temple University, Philadelphia (L.K.); Rush University Medical Center, Chicago (L.K.); Royal North Shore Hospital, Sydney (F.B.); the Department of Critical Care Medicine, Sunnybrook Health Sciences Centre, Toronto (D.C.S.); the Interdepartmental Division of Critical Care Medicine, University of Toronto, Toronto (D.C.S.); the Kirby Institute, University of New South Wales, Kensington, Australia (C.R.A.); the Department of Surgery, Division of Neurosurgery, Faculty of Medicine, University of Ottawa, Ottawa (J.S.); Canadian Blood Services, Edmonton, AB, Canada (J.A.); the Department of Laboratory Medicine and Pathology, University of Alberta, Edmonton, Canada (J.A.); and Physical Medicine and Rehabilitation, Bruyere Continuing Care, Ottawa (S.C.M.)., Bellapart J; From Ottawa Hospital Research Institute, Ottawa (S.W.E., D.A.F., A.T., I.W., T.R., R.M., D.D., S.C.M., L.M.); the Department of Medicine, Division of Critical Care, Faculty of Medicine, University of Ottawa, Ottawa (S.W.E., L.M.); School of Epidemiology and Public Health University of Ottawa, Ottawa (S.W.E., D.A.F., L.M.); Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa (D.A.F., D.D., S.C.M.); George Institute for Global Health, Sydney (A.D., F.B., N.H., C.R.A., P.T.); Malcolm Fisher Department of Intensive Care Medicine, Royal North Shore Hospital, St. Leonards, NSW, Australia (A.D., N.H., C.R.A., E.F.); the Faculty of Medicine and Health, University of Sydney Northern Clinical School, St. Leonards, NSW, Australia (A.D., C.R.A.); Australian and New Zealand Intensive Care Research Centre, Monash University, Melbourne, VIC, Australia (A.D., A.U.); the Department of Medicine, Centre Hospitalier de l'Université de Montréal, Montreal (M. Chassé); the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (M. Chassé); the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (A.F.T., F.L.); Population Health and Optimal Health Practice Research Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center, Quebec, QC, Canada (A.F.T., F.L.); the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval, Quebec, QC, Canada (A.F.T., F.L.); the Department of Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (F.L.); the Department of Neurology and Neurosurgery, Division of Neurocritical Care, Emory University School of Medicine, Emory University Hospital and Grady Memorial Hospital, Atlanta (O.S.); the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver, Canada (D.E.G.); the Division of Neurosurgery, Vancouver General Hospital, Vancouver, BC, Canada (G.R.); the Division of Neurosurgery, Department of Surgery, the University of British Columbia, Vancouver, Canada (G.R.); Neurocritical Care and Anesthesia, Sunnybrook Health Sciences Centre and Sunnybrook Research Institute, Toronto (M. Chapman); McGill University, Montreal (M.H.); the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB, Canada (A.K.); Nepean Clinical School, University of Sydney, Sydney (I.S.); the Department of Clinical Medicine, Macquarie University, Sydney (I.S.); the Critical Care and Trauma Division, the George Institute for Global Health, Sydney (I.S.); the Department of Intensive Care and Hyperbaric Medicine, the Alfred, Melbourne, VIC, Australia (A.U.); the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, Canada (D.J.K.); the Department of Internal Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Canada (R.Z.); the Department of Medical Oncology/Hematology and the Paul Albrechtsen Research Institute, Cancer Care Manitoba, Winnipeg, Canada (R.Z.); the Department of Anesthesiology, Faculty of Medicine and Health Sciences, Université de Sherbrooke, Sherbrooke, QC, Canada (F.D.); Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Sherbrooke, QC, Canada (F.D.); the Department of Medicine, Division of Neurology, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); the Intensive Care Unit, Prince of Wales Hospital, Randwick, NSW, Australia (G.S.); the Department of Intensive Care, Royal Brisbane and Women's Hospital, Herston, QLD, Australia (J.B.); University of Queensland, Brisbane, Australia (J.B.); the Department of Adult Intensive Care, Island Health Authority, Victoria, BC, Canada (G.W.); University of Colorado School of Medicine, Aurora (L.C.); the Department of Surgery, Division of Neurosurgery, Dalhousie University, Halifax, NS, Canada (G.P.); QEII Health Sciences Centre, Halifax, NS, Canada (G.P.); Lewis Katz School of Medicine, Temple University, Philadelphia (L.K.); Rush University Medical Center, Chicago (L.K.); Royal North Shore Hospital, Sydney (F.B.); the Department of Critical Care Medicine, Sunnybrook Health Sciences Centre, Toronto (D.C.S.); the Interdepartmental Division of Critical Care Medicine, University of Toronto, Toronto (D.C.S.); the Kirby Institute, University of New South Wales, Kensington, Australia (C.R.A.); the Department of Surgery, Division of Neurosurgery, Faculty of Medicine, University of Ottawa, Ottawa (J.S.); Canadian Blood Services, Edmonton, AB, Canada (J.A.); the Department of Laboratory Medicine and Pathology, University of Alberta, Edmonton, Canada (J.A.); and Physical Medicine and Rehabilitation, Bruyere Continuing Care, Ottawa (S.C.M.)., Wood G; From Ottawa Hospital Research Institute, Ottawa (S.W.E., D.A.F., A.T., I.W., T.R., R.M., D.D., S.C.M., L.M.); the Department of Medicine, Division of Critical Care, Faculty of Medicine, University of Ottawa, Ottawa (S.W.E., L.M.); School of Epidemiology and Public Health University of Ottawa, Ottawa (S.W.E., D.A.F., L.M.); Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa (D.A.F., D.D., S.C.M.); George Institute for Global Health, Sydney (A.D., F.B., N.H., C.R.A., P.T.); Malcolm Fisher Department of Intensive Care Medicine, Royal North Shore Hospital, St. Leonards, NSW, Australia (A.D., N.H., C.R.A., E.F.); the Faculty of Medicine and Health, University of Sydney Northern Clinical School, St. Leonards, NSW, Australia (A.D., C.R.A.); Australian and New Zealand Intensive Care Research Centre, Monash University, Melbourne, VIC, Australia (A.D., A.U.); the Department of Medicine, Centre Hospitalier de l'Université de Montréal, Montreal (M. Chassé); the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (M. Chassé); the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (A.F.T., F.L.); Population Health and Optimal Health Practice Research Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center, Quebec, QC, Canada (A.F.T., F.L.); the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval, Quebec, QC, Canada (A.F.T., F.L.); the Department of Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (F.L.); the Department of Neurology and Neurosurgery, Division of Neurocritical Care, Emory University School of Medicine, Emory University Hospital and Grady Memorial Hospital, Atlanta (O.S.); the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver, Canada (D.E.G.); the Division of Neurosurgery, Vancouver General Hospital, Vancouver, BC, Canada (G.R.); the Division of Neurosurgery, Department of Surgery, the University of British Columbia, Vancouver, Canada (G.R.); Neurocritical Care and Anesthesia, Sunnybrook Health Sciences Centre and Sunnybrook Research Institute, Toronto (M. Chapman); McGill University, Montreal (M.H.); the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB, Canada (A.K.); Nepean Clinical School, University of Sydney, Sydney (I.S.); the Department of Clinical Medicine, Macquarie University, Sydney (I.S.); the Critical Care and Trauma Division, the George Institute for Global Health, Sydney (I.S.); the Department of Intensive Care and Hyperbaric Medicine, the Alfred, Melbourne, VIC, Australia (A.U.); the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, Canada (D.J.K.); the Department of Internal Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Canada (R.Z.); the Department of Medical Oncology/Hematology and the Paul Albrechtsen Research Institute, Cancer Care Manitoba, Winnipeg, Canada (R.Z.); the Department of Anesthesiology, Faculty of Medicine and Health Sciences, Université de Sherbrooke, Sherbrooke, QC, Canada (F.D.); Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Sherbrooke, QC, Canada (F.D.); the Department of Medicine, Division of Neurology, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); the Intensive Care Unit, Prince of Wales Hospital, Randwick, NSW, Australia (G.S.); the Department of Intensive Care, Royal Brisbane and Women's Hospital, Herston, QLD, Australia (J.B.); University of Queensland, Brisbane, Australia (J.B.); the Department of Adult Intensive Care, Island Health Authority, Victoria, BC, Canada (G.W.); University of Colorado School of Medicine, Aurora (L.C.); the Department of Surgery, Division of Neurosurgery, Dalhousie University, Halifax, NS, Canada (G.P.); QEII Health Sciences Centre, Halifax, NS, Canada (G.P.); Lewis Katz School of Medicine, Temple University, Philadelphia (L.K.); Rush University Medical Center, Chicago (L.K.); Royal North Shore Hospital, Sydney (F.B.); the Department of Critical Care Medicine, Sunnybrook Health Sciences Centre, Toronto (D.C.S.); the Interdepartmental Division of Critical Care Medicine, University of Toronto, Toronto (D.C.S.); the Kirby Institute, University of New South Wales, Kensington, Australia (C.R.A.); the Department of Surgery, Division of Neurosurgery, Faculty of Medicine, University of Ottawa, Ottawa (J.S.); Canadian Blood Services, Edmonton, AB, Canada (J.A.); the Department of Laboratory Medicine and Pathology, University of Alberta, Edmonton, Canada (J.A.); and Physical Medicine and Rehabilitation, Bruyere Continuing Care, Ottawa (S.C.M.)., Cava L; From Ottawa Hospital Research Institute, Ottawa (S.W.E., D.A.F., A.T., I.W., T.R., R.M., D.D., S.C.M., L.M.); the Department of Medicine, Division of Critical Care, Faculty of Medicine, University of Ottawa, Ottawa (S.W.E., L.M.); School of Epidemiology and Public Health University of Ottawa, Ottawa (S.W.E., D.A.F., L.M.); Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa (D.A.F., D.D., S.C.M.); George Institute for Global Health, Sydney (A.D., F.B., N.H., C.R.A., P.T.); Malcolm Fisher Department of Intensive Care Medicine, Royal North Shore Hospital, St. Leonards, NSW, Australia (A.D., N.H., C.R.A., E.F.); the Faculty of Medicine and Health, University of Sydney Northern Clinical School, St. Leonards, NSW, Australia (A.D., C.R.A.); Australian and New Zealand Intensive Care Research Centre, Monash University, Melbourne, VIC, Australia (A.D., A.U.); the Department of Medicine, Centre Hospitalier de l'Université de Montréal, Montreal (M. Chassé); the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (M. Chassé); the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (A.F.T., F.L.); Population Health and Optimal Health Practice Research Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center, Quebec, QC, Canada (A.F.T., F.L.); the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval, Quebec, QC, Canada (A.F.T., F.L.); the Department of Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (F.L.); the Department of Neurology and Neurosurgery, Division of Neurocritical Care, Emory University School of Medicine, Emory University Hospital and Grady Memorial Hospital, Atlanta (O.S.); the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver, Canada (D.E.G.); the Division of Neurosurgery, Vancouver General Hospital, Vancouver, BC, Canada (G.R.); the Division of Neurosurgery, Department of Surgery, the University of British Columbia, Vancouver, Canada (G.R.); Neurocritical Care and Anesthesia, Sunnybrook Health Sciences Centre and Sunnybrook Research Institute, Toronto (M. Chapman); McGill University, Montreal (M.H.); the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB, Canada (A.K.); Nepean Clinical School, University of Sydney, Sydney (I.S.); the Department of Clinical Medicine, Macquarie University, Sydney (I.S.); the Critical Care and Trauma Division, the George Institute for Global Health, Sydney (I.S.); the Department of Intensive Care and Hyperbaric Medicine, the Alfred, Melbourne, VIC, Australia (A.U.); the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, Canada (D.J.K.); the Department of Internal Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Canada (R.Z.); the Department of Medical Oncology/Hematology and the Paul Albrechtsen Research Institute, Cancer Care Manitoba, Winnipeg, Canada (R.Z.); the Department of Anesthesiology, Faculty of Medicine and Health Sciences, Université de Sherbrooke, Sherbrooke, QC, Canada (F.D.); Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Sherbrooke, QC, Canada (F.D.); the Department of Medicine, Division of Neurology, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); the Intensive Care Unit, Prince of Wales Hospital, Randwick, NSW, Australia (G.S.); the Department of Intensive Care, Royal Brisbane and Women's Hospital, Herston, QLD, Australia (J.B.); University of Queensland, Brisbane, Australia (J.B.); the Department of Adult Intensive Care, Island Health Authority, Victoria, BC, Canada (G.W.); University of Colorado School of Medicine, Aurora (L.C.); the Department of Surgery, Division of Neurosurgery, Dalhousie University, Halifax, NS, Canada (G.P.); QEII Health Sciences Centre, Halifax, NS, Canada (G.P.); Lewis Katz School of Medicine, Temple University, Philadelphia (L.K.); Rush University Medical Center, Chicago (L.K.); Royal North Shore Hospital, Sydney (F.B.); the Department of Critical Care Medicine, Sunnybrook Health Sciences Centre, Toronto (D.C.S.); the Interdepartmental Division of Critical Care Medicine, University of Toronto, Toronto (D.C.S.); the Kirby Institute, University of New South Wales, Kensington, Australia (C.R.A.); the Department of Surgery, Division of Neurosurgery, Faculty of Medicine, University of Ottawa, Ottawa (J.S.); Canadian Blood Services, Edmonton, AB, Canada (J.A.); the Department of Laboratory Medicine and Pathology, University of Alberta, Edmonton, Canada (J.A.); and Physical Medicine and Rehabilitation, Bruyere Continuing Care, Ottawa (S.C.M.)., Pickett G; From Ottawa Hospital Research Institute, Ottawa (S.W.E., D.A.F., A.T., I.W., T.R., R.M., D.D., S.C.M., L.M.); the Department of Medicine, Division of Critical Care, Faculty of Medicine, University of Ottawa, Ottawa (S.W.E., L.M.); School of Epidemiology and Public Health University of Ottawa, Ottawa (S.W.E., D.A.F., L.M.); Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa (D.A.F., D.D., S.C.M.); George Institute for Global Health, Sydney (A.D., F.B., N.H., C.R.A., P.T.); Malcolm Fisher Department of Intensive Care Medicine, Royal North Shore Hospital, St. Leonards, NSW, Australia (A.D., N.H., C.R.A., E.F.); the Faculty of Medicine and Health, University of Sydney Northern Clinical School, St. Leonards, NSW, Australia (A.D., C.R.A.); Australian and New Zealand Intensive Care Research Centre, Monash University, Melbourne, VIC, Australia (A.D., A.U.); the Department of Medicine, Centre Hospitalier de l'Université de Montréal, Montreal (M. Chassé); the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (M. Chassé); the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (A.F.T., F.L.); Population Health and Optimal Health Practice Research Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center, Quebec, QC, Canada (A.F.T., F.L.); the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval, Quebec, QC, Canada (A.F.T., F.L.); the Department of Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (F.L.); the Department of Neurology and Neurosurgery, Division of Neurocritical Care, Emory University School of Medicine, Emory University Hospital and Grady Memorial Hospital, Atlanta (O.S.); the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver, Canada (D.E.G.); the Division of Neurosurgery, Vancouver General Hospital, Vancouver, BC, Canada (G.R.); the Division of Neurosurgery, Department of Surgery, the University of British Columbia, Vancouver, Canada (G.R.); Neurocritical Care and Anesthesia, Sunnybrook Health Sciences Centre and Sunnybrook Research Institute, Toronto (M. Chapman); McGill University, Montreal (M.H.); the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB, Canada (A.K.); Nepean Clinical School, University of Sydney, Sydney (I.S.); the Department of Clinical Medicine, Macquarie University, Sydney (I.S.); the Critical Care and Trauma Division, the George Institute for Global Health, Sydney (I.S.); the Department of Intensive Care and Hyperbaric Medicine, the Alfred, Melbourne, VIC, Australia (A.U.); the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, Canada (D.J.K.); the Department of Internal Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Canada (R.Z.); the Department of Medical Oncology/Hematology and the Paul Albrechtsen Research Institute, Cancer Care Manitoba, Winnipeg, Canada (R.Z.); the Department of Anesthesiology, Faculty of Medicine and Health Sciences, Université de Sherbrooke, Sherbrooke, QC, Canada (F.D.); Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Sherbrooke, QC, Canada (F.D.); the Department of Medicine, Division of Neurology, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); the Intensive Care Unit, Prince of Wales Hospital, Randwick, NSW, Australia (G.S.); the Department of Intensive Care, Royal Brisbane and Women's Hospital, Herston, QLD, Australia (J.B.); University of Queensland, Brisbane, Australia (J.B.); the Department of Adult Intensive Care, Island Health Authority, Victoria, BC, Canada (G.W.); University of Colorado School of Medicine, Aurora (L.C.); the Department of Surgery, Division of Neurosurgery, Dalhousie University, Halifax, NS, Canada (G.P.); QEII Health Sciences Centre, Halifax, NS, Canada (G.P.); Lewis Katz School of Medicine, Temple University, Philadelphia (L.K.); Rush University Medical Center, Chicago (L.K.); Royal North Shore Hospital, Sydney (F.B.); the Department of Critical Care Medicine, Sunnybrook Health Sciences Centre, Toronto (D.C.S.); the Interdepartmental Division of Critical Care Medicine, University of Toronto, Toronto (D.C.S.); the Kirby Institute, University of New South Wales, Kensington, Australia (C.R.A.); the Department of Surgery, Division of Neurosurgery, Faculty of Medicine, University of Ottawa, Ottawa (J.S.); Canadian Blood Services, Edmonton, AB, Canada (J.A.); the Department of Laboratory Medicine and Pathology, University of Alberta, Edmonton, Canada (J.A.); and Physical Medicine and Rehabilitation, Bruyere Continuing Care, Ottawa (S.C.M.)., Koffman L; From Ottawa Hospital Research Institute, Ottawa (S.W.E., D.A.F., A.T., I.W., T.R., R.M., D.D., S.C.M., L.M.); the Department of Medicine, Division of Critical Care, Faculty of Medicine, University of Ottawa, Ottawa (S.W.E., L.M.); School of Epidemiology and Public Health University of Ottawa, Ottawa (S.W.E., D.A.F., L.M.); Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa (D.A.F., D.D., S.C.M.); George Institute for Global Health, Sydney (A.D., F.B., N.H., C.R.A., P.T.); Malcolm Fisher Department of Intensive Care Medicine, Royal North Shore Hospital, St. Leonards, NSW, Australia (A.D., N.H., C.R.A., E.F.); the Faculty of Medicine and Health, University of Sydney Northern Clinical School, St. Leonards, NSW, Australia (A.D., C.R.A.); Australian and New Zealand Intensive Care Research Centre, Monash University, Melbourne, VIC, Australia (A.D., A.U.); the Department of Medicine, Centre Hospitalier de l'Université de Montréal, Montreal (M. Chassé); the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (M. Chassé); the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (A.F.T., F.L.); Population Health and Optimal Health Practice Research Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center, Quebec, QC, Canada (A.F.T., F.L.); the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval, Quebec, QC, Canada (A.F.T., F.L.); the Department of Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (F.L.); the Department of Neurology and Neurosurgery, Division of Neurocritical Care, Emory University School of Medicine, Emory University Hospital and Grady Memorial Hospital, Atlanta (O.S.); the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver, Canada (D.E.G.); the Division of Neurosurgery, Vancouver General Hospital, Vancouver, BC, Canada (G.R.); the Division of Neurosurgery, Department of Surgery, the University of British Columbia, Vancouver, Canada (G.R.); Neurocritical Care and Anesthesia, Sunnybrook Health Sciences Centre and Sunnybrook Research Institute, Toronto (M. Chapman); McGill University, Montreal (M.H.); the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB, Canada (A.K.); Nepean Clinical School, University of Sydney, Sydney (I.S.); the Department of Clinical Medicine, Macquarie University, Sydney (I.S.); the Critical Care and Trauma Division, the George Institute for Global Health, Sydney (I.S.); the Department of Intensive Care and Hyperbaric Medicine, the Alfred, Melbourne, VIC, Australia (A.U.); the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, Canada (D.J.K.); the Department of Internal Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Canada (R.Z.); the Department of Medical Oncology/Hematology and the Paul Albrechtsen Research Institute, Cancer Care Manitoba, Winnipeg, Canada (R.Z.); the Department of Anesthesiology, Faculty of Medicine and Health Sciences, Université de Sherbrooke, Sherbrooke, QC, Canada (F.D.); Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Sherbrooke, QC, Canada (F.D.); the Department of Medicine, Division of Neurology, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); the Intensive Care Unit, Prince of Wales Hospital, Randwick, NSW, Australia (G.S.); the Department of Intensive Care, Royal Brisbane and Women's Hospital, Herston, QLD, Australia (J.B.); University of Queensland, Brisbane, Australia (J.B.); the Department of Adult Intensive Care, Island Health Authority, Victoria, BC, Canada (G.W.); University of Colorado School of Medicine, Aurora (L.C.); the Department of Surgery, Division of Neurosurgery, Dalhousie University, Halifax, NS, Canada (G.P.); QEII Health Sciences Centre, Halifax, NS, Canada (G.P.); Lewis Katz School of Medicine, Temple University, Philadelphia (L.K.); Rush University Medical Center, Chicago (L.K.); Royal North Shore Hospital, Sydney (F.B.); the Department of Critical Care Medicine, Sunnybrook Health Sciences Centre, Toronto (D.C.S.); the Interdepartmental Division of Critical Care Medicine, University of Toronto, Toronto (D.C.S.); the Kirby Institute, University of New South Wales, Kensington, Australia (C.R.A.); the Department of Surgery, Division of Neurosurgery, Faculty of Medicine, University of Ottawa, Ottawa (J.S.); Canadian Blood Services, Edmonton, AB, Canada (J.A.); the Department of Laboratory Medicine and Pathology, University of Alberta, Edmonton, Canada (J.A.); and Physical Medicine and Rehabilitation, Bruyere Continuing Care, Ottawa (S.C.M.)., Watpool I; From Ottawa Hospital Research Institute, Ottawa (S.W.E., D.A.F., A.T., I.W., T.R., R.M., D.D., S.C.M., L.M.); the Department of Medicine, Division of Critical Care, Faculty of Medicine, University of Ottawa, Ottawa (S.W.E., L.M.); School of Epidemiology and Public Health University of Ottawa, Ottawa (S.W.E., D.A.F., L.M.); Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa (D.A.F., D.D., S.C.M.); George Institute for Global Health, Sydney (A.D., F.B., N.H., C.R.A., P.T.); Malcolm Fisher Department of Intensive Care Medicine, Royal North Shore Hospital, St. Leonards, NSW, Australia (A.D., N.H., C.R.A., E.F.); the Faculty of Medicine and Health, University of Sydney Northern Clinical School, St. Leonards, NSW, Australia (A.D., C.R.A.); Australian and New Zealand Intensive Care Research Centre, Monash University, Melbourne, VIC, Australia (A.D., A.U.); the Department of Medicine, Centre Hospitalier de l'Université de Montréal, Montreal (M. Chassé); the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (M. Chassé); the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (A.F.T., F.L.); Population Health and Optimal Health Practice Research Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center, Quebec, QC, Canada (A.F.T., F.L.); the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval, Quebec, QC, Canada (A.F.T., F.L.); the Department of Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (F.L.); the Department of Neurology and Neurosurgery, Division of Neurocritical Care, Emory University School of Medicine, Emory University Hospital and Grady Memorial Hospital, Atlanta (O.S.); the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver, Canada (D.E.G.); the Division of Neurosurgery, Vancouver General Hospital, Vancouver, BC, Canada (G.R.); the Division of Neurosurgery, Department of Surgery, the University of British Columbia, Vancouver, Canada (G.R.); Neurocritical Care and Anesthesia, Sunnybrook Health Sciences Centre and Sunnybrook Research Institute, Toronto (M. Chapman); McGill University, Montreal (M.H.); the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB, Canada (A.K.); Nepean Clinical School, University of Sydney, Sydney (I.S.); the Department of Clinical Medicine, Macquarie University, Sydney (I.S.); the Critical Care and Trauma Division, the George Institute for Global Health, Sydney (I.S.); the Department of Intensive Care and Hyperbaric Medicine, the Alfred, Melbourne, VIC, Australia (A.U.); the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, Canada (D.J.K.); the Department of Internal Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Canada (R.Z.); the Department of Medical Oncology/Hematology and the Paul Albrechtsen Research Institute, Cancer Care Manitoba, Winnipeg, Canada (R.Z.); the Department of Anesthesiology, Faculty of Medicine and Health Sciences, Université de Sherbrooke, Sherbrooke, QC, Canada (F.D.); Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Sherbrooke, QC, Canada (F.D.); the Department of Medicine, Division of Neurology, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); the Intensive Care Unit, Prince of Wales Hospital, Randwick, NSW, Australia (G.S.); the Department of Intensive Care, Royal Brisbane and Women's Hospital, Herston, QLD, Australia (J.B.); University of Queensland, Brisbane, Australia (J.B.); the Department of Adult Intensive Care, Island Health Authority, Victoria, BC, Canada (G.W.); University of Colorado School of Medicine, Aurora (L.C.); the Department of Surgery, Division of Neurosurgery, Dalhousie University, Halifax, NS, Canada (G.P.); QEII Health Sciences Centre, Halifax, NS, Canada (G.P.); Lewis Katz School of Medicine, Temple University, Philadelphia (L.K.); Rush University Medical Center, Chicago (L.K.); Royal North Shore Hospital, Sydney (F.B.); the Department of Critical Care Medicine, Sunnybrook Health Sciences Centre, Toronto (D.C.S.); the Interdepartmental Division of Critical Care Medicine, University of Toronto, Toronto (D.C.S.); the Kirby Institute, University of New South Wales, Kensington, Australia (C.R.A.); the Department of Surgery, Division of Neurosurgery, Faculty of Medicine, University of Ottawa, Ottawa (J.S.); Canadian Blood Services, Edmonton, AB, Canada (J.A.); the Department of Laboratory Medicine and Pathology, University of Alberta, Edmonton, Canada (J.A.); and Physical Medicine and Rehabilitation, Bruyere Continuing Care, Ottawa (S.C.M.)., Bass F; From Ottawa Hospital Research Institute, Ottawa (S.W.E., D.A.F., A.T., I.W., T.R., R.M., D.D., S.C.M., L.M.); the Department of Medicine, Division of Critical Care, Faculty of Medicine, University of Ottawa, Ottawa (S.W.E., L.M.); School of Epidemiology and Public Health University of Ottawa, Ottawa (S.W.E., D.A.F., L.M.); Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa (D.A.F., D.D., S.C.M.); George Institute for Global Health, Sydney (A.D., F.B., N.H., C.R.A., P.T.); Malcolm Fisher Department of Intensive Care Medicine, Royal North Shore Hospital, St. Leonards, NSW, Australia (A.D., N.H., C.R.A., E.F.); the Faculty of Medicine and Health, University of Sydney Northern Clinical School, St. Leonards, NSW, Australia (A.D., C.R.A.); Australian and New Zealand Intensive Care Research Centre, Monash University, Melbourne, VIC, Australia (A.D., A.U.); the Department of Medicine, Centre Hospitalier de l'Université de Montréal, Montreal (M. Chassé); the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (M. Chassé); the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (A.F.T., F.L.); Population Health and Optimal Health Practice Research Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center, Quebec, QC, Canada (A.F.T., F.L.); the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval, Quebec, QC, Canada (A.F.T., F.L.); the Department of Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (F.L.); the Department of Neurology and Neurosurgery, Division of Neurocritical Care, Emory University School of Medicine, Emory University Hospital and Grady Memorial Hospital, Atlanta (O.S.); the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver, Canada (D.E.G.); the Division of Neurosurgery, Vancouver General Hospital, Vancouver, BC, Canada (G.R.); the Division of Neurosurgery, Department of Surgery, the University of British Columbia, Vancouver, Canada (G.R.); Neurocritical Care and Anesthesia, Sunnybrook Health Sciences Centre and Sunnybrook Research Institute, Toronto (M. Chapman); McGill University, Montreal (M.H.); the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB, Canada (A.K.); Nepean Clinical School, University of Sydney, Sydney (I.S.); the Department of Clinical Medicine, Macquarie University, Sydney (I.S.); the Critical Care and Trauma Division, the George Institute for Global Health, Sydney (I.S.); the Department of Intensive Care and Hyperbaric Medicine, the Alfred, Melbourne, VIC, Australia (A.U.); the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, Canada (D.J.K.); the Department of Internal Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Canada (R.Z.); the Department of Medical Oncology/Hematology and the Paul Albrechtsen Research Institute, Cancer Care Manitoba, Winnipeg, Canada (R.Z.); the Department of Anesthesiology, Faculty of Medicine and Health Sciences, Université de Sherbrooke, Sherbrooke, QC, Canada (F.D.); Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Sherbrooke, QC, Canada (F.D.); the Department of Medicine, Division of Neurology, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); the Intensive Care Unit, Prince of Wales Hospital, Randwick, NSW, Australia (G.S.); the Department of Intensive Care, Royal Brisbane and Women's Hospital, Herston, QLD, Australia (J.B.); University of Queensland, Brisbane, Australia (J.B.); the Department of Adult Intensive Care, Island Health Authority, Victoria, BC, Canada (G.W.); University of Colorado School of Medicine, Aurora (L.C.); the Department of Surgery, Division of Neurosurgery, Dalhousie University, Halifax, NS, Canada (G.P.); QEII Health Sciences Centre, Halifax, NS, Canada (G.P.); Lewis Katz School of Medicine, Temple University, Philadelphia (L.K.); Rush University Medical Center, Chicago (L.K.); Royal North Shore Hospital, Sydney (F.B.); the Department of Critical Care Medicine, Sunnybrook Health Sciences Centre, Toronto (D.C.S.); the Interdepartmental Division of Critical Care Medicine, University of Toronto, Toronto (D.C.S.); the Kirby Institute, University of New South Wales, Kensington, Australia (C.R.A.); the Department of Surgery, Division of Neurosurgery, Faculty of Medicine, University of Ottawa, Ottawa (J.S.); Canadian Blood Services, Edmonton, AB, Canada (J.A.); the Department of Laboratory Medicine and Pathology, University of Alberta, Edmonton, Canada (J.A.); and Physical Medicine and Rehabilitation, Bruyere Continuing Care, Ottawa (S.C.M.)., Hammond N; From Ottawa Hospital Research Institute, Ottawa (S.W.E., D.A.F., A.T., I.W., T.R., R.M., D.D., S.C.M., L.M.); the Department of Medicine, Division of Critical Care, Faculty of Medicine, University of Ottawa, Ottawa (S.W.E., L.M.); School of Epidemiology and Public Health University of Ottawa, Ottawa (S.W.E., D.A.F., L.M.); Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa (D.A.F., D.D., S.C.M.); George Institute for Global Health, Sydney (A.D., F.B., N.H., C.R.A., P.T.); Malcolm Fisher Department of Intensive Care Medicine, Royal North Shore Hospital, St. Leonards, NSW, Australia (A.D., N.H., C.R.A., E.F.); the Faculty of Medicine and Health, University of Sydney Northern Clinical School, St. Leonards, NSW, Australia (A.D., C.R.A.); Australian and New Zealand Intensive Care Research Centre, Monash University, Melbourne, VIC, Australia (A.D., A.U.); the Department of Medicine, Centre Hospitalier de l'Université de Montréal, Montreal (M. Chassé); the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (M. Chassé); the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (A.F.T., F.L.); Population Health and Optimal Health Practice Research Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center, Quebec, QC, Canada (A.F.T., F.L.); the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval, Quebec, QC, Canada (A.F.T., F.L.); the Department of Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (F.L.); the Department of Neurology and Neurosurgery, Division of Neurocritical Care, Emory University School of Medicine, Emory University Hospital and Grady Memorial Hospital, Atlanta (O.S.); the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver, Canada (D.E.G.); the Division of Neurosurgery, Vancouver General Hospital, Vancouver, BC, Canada (G.R.); the Division of Neurosurgery, Department of Surgery, the University of British Columbia, Vancouver, Canada (G.R.); Neurocritical Care and Anesthesia, Sunnybrook Health Sciences Centre and Sunnybrook Research Institute, Toronto (M. Chapman); McGill University, Montreal (M.H.); the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB, Canada (A.K.); Nepean Clinical School, University of Sydney, Sydney (I.S.); the Department of Clinical Medicine, Macquarie University, Sydney (I.S.); the Critical Care and Trauma Division, the George Institute for Global Health, Sydney (I.S.); the Department of Intensive Care and Hyperbaric Medicine, the Alfred, Melbourne, VIC, Australia (A.U.); the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, Canada (D.J.K.); the Department of Internal Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Canada (R.Z.); the Department of Medical Oncology/Hematology and the Paul Albrechtsen Research Institute, Cancer Care Manitoba, Winnipeg, Canada (R.Z.); the Department of Anesthesiology, Faculty of Medicine and Health Sciences, Université de Sherbrooke, Sherbrooke, QC, Canada (F.D.); Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Sherbrooke, QC, Canada (F.D.); the Department of Medicine, Division of Neurology, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); the Intensive Care Unit, Prince of Wales Hospital, Randwick, NSW, Australia (G.S.); the Department of Intensive Care, Royal Brisbane and Women's Hospital, Herston, QLD, Australia (J.B.); University of Queensland, Brisbane, Australia (J.B.); the Department of Adult Intensive Care, Island Health Authority, Victoria, BC, Canada (G.W.); University of Colorado School of Medicine, Aurora (L.C.); the Department of Surgery, Division of Neurosurgery, Dalhousie University, Halifax, NS, Canada (G.P.); QEII Health Sciences Centre, Halifax, NS, Canada (G.P.); Lewis Katz School of Medicine, Temple University, Philadelphia (L.K.); Rush University Medical Center, Chicago (L.K.); Royal North Shore Hospital, Sydney (F.B.); the Department of Critical Care Medicine, Sunnybrook Health Sciences Centre, Toronto (D.C.S.); the Interdepartmental Division of Critical Care Medicine, University of Toronto, Toronto (D.C.S.); the Kirby Institute, University of New South Wales, Kensington, Australia (C.R.A.); the Department of Surgery, Division of Neurosurgery, Faculty of Medicine, University of Ottawa, Ottawa (J.S.); Canadian Blood Services, Edmonton, AB, Canada (J.A.); the Department of Laboratory Medicine and Pathology, University of Alberta, Edmonton, Canada (J.A.); and Physical Medicine and Rehabilitation, Bruyere Continuing Care, Ottawa (S.C.M.)., Ramsay T; From Ottawa Hospital Research Institute, Ottawa (S.W.E., D.A.F., A.T., I.W., T.R., R.M., D.D., S.C.M., L.M.); the Department of Medicine, Division of Critical Care, Faculty of Medicine, University of Ottawa, Ottawa (S.W.E., L.M.); School of Epidemiology and Public Health University of Ottawa, Ottawa (S.W.E., D.A.F., L.M.); Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa (D.A.F., D.D., S.C.M.); George Institute for Global Health, Sydney (A.D., F.B., N.H., C.R.A., P.T.); Malcolm Fisher Department of Intensive Care Medicine, Royal North Shore Hospital, St. Leonards, NSW, Australia (A.D., N.H., C.R.A., E.F.); the Faculty of Medicine and Health, University of Sydney Northern Clinical School, St. Leonards, NSW, Australia (A.D., C.R.A.); Australian and New Zealand Intensive Care Research Centre, Monash University, Melbourne, VIC, Australia (A.D., A.U.); the Department of Medicine, Centre Hospitalier de l'Université de Montréal, Montreal (M. Chassé); the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (M. Chassé); the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (A.F.T., F.L.); Population Health and Optimal Health Practice Research Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center, Quebec, QC, Canada (A.F.T., F.L.); the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval, Quebec, QC, Canada (A.F.T., F.L.); the Department of Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (F.L.); the Department of Neurology and Neurosurgery, Division of Neurocritical Care, Emory University School of Medicine, Emory University Hospital and Grady Memorial Hospital, Atlanta (O.S.); the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver, Canada (D.E.G.); the Division of Neurosurgery, Vancouver General Hospital, Vancouver, BC, Canada (G.R.); the Division of Neurosurgery, Department of Surgery, the University of British Columbia, Vancouver, Canada (G.R.); Neurocritical Care and Anesthesia, Sunnybrook Health Sciences Centre and Sunnybrook Research Institute, Toronto (M. Chapman); McGill University, Montreal (M.H.); the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB, Canada (A.K.); Nepean Clinical School, University of Sydney, Sydney (I.S.); the Department of Clinical Medicine, Macquarie University, Sydney (I.S.); the Critical Care and Trauma Division, the George Institute for Global Health, Sydney (I.S.); the Department of Intensive Care and Hyperbaric Medicine, the Alfred, Melbourne, VIC, Australia (A.U.); the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, Canada (D.J.K.); the Department of Internal Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Canada (R.Z.); the Department of Medical Oncology/Hematology and the Paul Albrechtsen Research Institute, Cancer Care Manitoba, Winnipeg, Canada (R.Z.); the Department of Anesthesiology, Faculty of Medicine and Health Sciences, Université de Sherbrooke, Sherbrooke, QC, Canada (F.D.); Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Sherbrooke, QC, Canada (F.D.); the Department of Medicine, Division of Neurology, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); the Intensive Care Unit, Prince of Wales Hospital, Randwick, NSW, Australia (G.S.); the Department of Intensive Care, Royal Brisbane and Women's Hospital, Herston, QLD, Australia (J.B.); University of Queensland, Brisbane, Australia (J.B.); the Department of Adult Intensive Care, Island Health Authority, Victoria, BC, Canada (G.W.); University of Colorado School of Medicine, Aurora (L.C.); the Department of Surgery, Division of Neurosurgery, Dalhousie University, Halifax, NS, Canada (G.P.); QEII Health Sciences Centre, Halifax, NS, Canada (G.P.); Lewis Katz School of Medicine, Temple University, Philadelphia (L.K.); Rush University Medical Center, Chicago (L.K.); Royal North Shore Hospital, Sydney (F.B.); the Department of Critical Care Medicine, Sunnybrook Health Sciences Centre, Toronto (D.C.S.); the Interdepartmental Division of Critical Care Medicine, University of Toronto, Toronto (D.C.S.); the Kirby Institute, University of New South Wales, Kensington, Australia (C.R.A.); the Department of Surgery, Division of Neurosurgery, Faculty of Medicine, University of Ottawa, Ottawa (J.S.); Canadian Blood Services, Edmonton, AB, Canada (J.A.); the Department of Laboratory Medicine and Pathology, University of Alberta, Edmonton, Canada (J.A.); and Physical Medicine and Rehabilitation, Bruyere Continuing Care, Ottawa (S.C.M.)., Mallick R; From Ottawa Hospital Research Institute, Ottawa (S.W.E., D.A.F., A.T., I.W., T.R., R.M., D.D., S.C.M., L.M.); the Department of Medicine, Division of Critical Care, Faculty of Medicine, University of Ottawa, Ottawa (S.W.E., L.M.); School of Epidemiology and Public Health University of Ottawa, Ottawa (S.W.E., D.A.F., L.M.); Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa (D.A.F., D.D., S.C.M.); George Institute for Global Health, Sydney (A.D., F.B., N.H., C.R.A., P.T.); Malcolm Fisher Department of Intensive Care Medicine, Royal North Shore Hospital, St. Leonards, NSW, Australia (A.D., N.H., C.R.A., E.F.); the Faculty of Medicine and Health, University of Sydney Northern Clinical School, St. Leonards, NSW, Australia (A.D., C.R.A.); Australian and New Zealand Intensive Care Research Centre, Monash University, Melbourne, VIC, Australia (A.D., A.U.); the Department of Medicine, Centre Hospitalier de l'Université de Montréal, Montreal (M. Chassé); the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (M. Chassé); the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (A.F.T., F.L.); Population Health and Optimal Health Practice Research Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center, Quebec, QC, Canada (A.F.T., F.L.); the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval, Quebec, QC, Canada (A.F.T., F.L.); the Department of Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (F.L.); the Department of Neurology and Neurosurgery, Division of Neurocritical Care, Emory University School of Medicine, Emory University Hospital and Grady Memorial Hospital, Atlanta (O.S.); the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver, Canada (D.E.G.); the Division of Neurosurgery, Vancouver General Hospital, Vancouver, BC, Canada (G.R.); the Division of Neurosurgery, Department of Surgery, the University of British Columbia, Vancouver, Canada (G.R.); Neurocritical Care and Anesthesia, Sunnybrook Health Sciences Centre and Sunnybrook Research Institute, Toronto (M. Chapman); McGill University, Montreal (M.H.); the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB, Canada (A.K.); Nepean Clinical School, University of Sydney, Sydney (I.S.); the Department of Clinical Medicine, Macquarie University, Sydney (I.S.); the Critical Care and Trauma Division, the George Institute for Global Health, Sydney (I.S.); the Department of Intensive Care and Hyperbaric Medicine, the Alfred, Melbourne, VIC, Australia (A.U.); the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, Canada (D.J.K.); the Department of Internal Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Canada (R.Z.); the Department of Medical Oncology/Hematology and the Paul Albrechtsen Research Institute, Cancer Care Manitoba, Winnipeg, Canada (R.Z.); the Department of Anesthesiology, Faculty of Medicine and Health Sciences, Université de Sherbrooke, Sherbrooke, QC, Canada (F.D.); Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Sherbrooke, QC, Canada (F.D.); the Department of Medicine, Division of Neurology, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); the Intensive Care Unit, Prince of Wales Hospital, Randwick, NSW, Australia (G.S.); the Department of Intensive Care, Royal Brisbane and Women's Hospital, Herston, QLD, Australia (J.B.); University of Queensland, Brisbane, Australia (J.B.); the Department of Adult Intensive Care, Island Health Authority, Victoria, BC, Canada (G.W.); University of Colorado School of Medicine, Aurora (L.C.); the Department of Surgery, Division of Neurosurgery, Dalhousie University, Halifax, NS, Canada (G.P.); QEII Health Sciences Centre, Halifax, NS, Canada (G.P.); Lewis Katz School of Medicine, Temple University, Philadelphia (L.K.); Rush University Medical Center, Chicago (L.K.); Royal North Shore Hospital, Sydney (F.B.); the Department of Critical Care Medicine, Sunnybrook Health Sciences Centre, Toronto (D.C.S.); the Interdepartmental Division of Critical Care Medicine, University of Toronto, Toronto (D.C.S.); the Kirby Institute, University of New South Wales, Kensington, Australia (C.R.A.); the Department of Surgery, Division of Neurosurgery, Faculty of Medicine, University of Ottawa, Ottawa (J.S.); Canadian Blood Services, Edmonton, AB, Canada (J.A.); the Department of Laboratory Medicine and Pathology, University of Alberta, Edmonton, Canada (J.A.); and Physical Medicine and Rehabilitation, Bruyere Continuing Care, Ottawa (S.C.M.)., Scales DC; From Ottawa Hospital Research Institute, Ottawa (S.W.E., D.A.F., A.T., I.W., T.R., R.M., D.D., S.C.M., L.M.); the Department of Medicine, Division of Critical Care, Faculty of Medicine, University of Ottawa, Ottawa (S.W.E., L.M.); School of Epidemiology and Public Health University of Ottawa, Ottawa (S.W.E., D.A.F., L.M.); Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa (D.A.F., D.D., S.C.M.); George Institute for Global Health, Sydney (A.D., F.B., N.H., C.R.A., P.T.); Malcolm Fisher Department of Intensive Care Medicine, Royal North Shore Hospital, St. Leonards, NSW, Australia (A.D., N.H., C.R.A., E.F.); the Faculty of Medicine and Health, University of Sydney Northern Clinical School, St. Leonards, NSW, Australia (A.D., C.R.A.); Australian and New Zealand Intensive Care Research Centre, Monash University, Melbourne, VIC, Australia (A.D., A.U.); the Department of Medicine, Centre Hospitalier de l'Université de Montréal, Montreal (M. Chassé); the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (M. Chassé); the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (A.F.T., F.L.); Population Health and Optimal Health Practice Research Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center, Quebec, QC, Canada (A.F.T., F.L.); the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval, Quebec, QC, Canada (A.F.T., F.L.); the Department of Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (F.L.); the Department of Neurology and Neurosurgery, Division of Neurocritical Care, Emory University School of Medicine, Emory University Hospital and Grady Memorial Hospital, Atlanta (O.S.); the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver, Canada (D.E.G.); the Division of Neurosurgery, Vancouver General Hospital, Vancouver, BC, Canada (G.R.); the Division of Neurosurgery, Department of Surgery, the University of British Columbia, Vancouver, Canada (G.R.); Neurocritical Care and Anesthesia, Sunnybrook Health Sciences Centre and Sunnybrook Research Institute, Toronto (M. Chapman); McGill University, Montreal (M.H.); the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB, Canada (A.K.); Nepean Clinical School, University of Sydney, Sydney (I.S.); the Department of Clinical Medicine, Macquarie University, Sydney (I.S.); the Critical Care and Trauma Division, the George Institute for Global Health, Sydney (I.S.); the Department of Intensive Care and Hyperbaric Medicine, the Alfred, Melbourne, VIC, Australia (A.U.); the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, Canada (D.J.K.); the Department of Internal Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Canada (R.Z.); the Department of Medical Oncology/Hematology and the Paul Albrechtsen Research Institute, Cancer Care Manitoba, Winnipeg, Canada (R.Z.); the Department of Anesthesiology, Faculty of Medicine and Health Sciences, Université de Sherbrooke, Sherbrooke, QC, Canada (F.D.); Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Sherbrooke, QC, Canada (F.D.); the Department of Medicine, Division of Neurology, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); the Intensive Care Unit, Prince of Wales Hospital, Randwick, NSW, Australia (G.S.); the Department of Intensive Care, Royal Brisbane and Women's Hospital, Herston, QLD, Australia (J.B.); University of Queensland, Brisbane, Australia (J.B.); the Department of Adult Intensive Care, Island Health Authority, Victoria, BC, Canada (G.W.); University of Colorado School of Medicine, Aurora (L.C.); the Department of Surgery, Division of Neurosurgery, Dalhousie University, Halifax, NS, Canada (G.P.); QEII Health Sciences Centre, Halifax, NS, Canada (G.P.); Lewis Katz School of Medicine, Temple University, Philadelphia (L.K.); Rush University Medical Center, Chicago (L.K.); Royal North Shore Hospital, Sydney (F.B.); the Department of Critical Care Medicine, Sunnybrook Health Sciences Centre, Toronto (D.C.S.); the Interdepartmental Division of Critical Care Medicine, University of Toronto, Toronto (D.C.S.); the Kirby Institute, University of New South Wales, Kensington, Australia (C.R.A.); the Department of Surgery, Division of Neurosurgery, Faculty of Medicine, University of Ottawa, Ottawa (J.S.); Canadian Blood Services, Edmonton, AB, Canada (J.A.); the Department of Laboratory Medicine and Pathology, University of Alberta, Edmonton, Canada (J.A.); and Physical Medicine and Rehabilitation, Bruyere Continuing Care, Ottawa (S.C.M.)., Andersen CR; From Ottawa Hospital Research Institute, Ottawa (S.W.E., D.A.F., A.T., I.W., T.R., R.M., D.D., S.C.M., L.M.); the Department of Medicine, Division of Critical Care, Faculty of Medicine, University of Ottawa, Ottawa (S.W.E., L.M.); School of Epidemiology and Public Health University of Ottawa, Ottawa (S.W.E., D.A.F., L.M.); Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa (D.A.F., D.D., S.C.M.); George Institute for Global Health, Sydney (A.D., F.B., N.H., C.R.A., P.T.); Malcolm Fisher Department of Intensive Care Medicine, Royal North Shore Hospital, St. Leonards, NSW, Australia (A.D., N.H., C.R.A., E.F.); the Faculty of Medicine and Health, University of Sydney Northern Clinical School, St. Leonards, NSW, Australia (A.D., C.R.A.); Australian and New Zealand Intensive Care Research Centre, Monash University, Melbourne, VIC, Australia (A.D., A.U.); the Department of Medicine, Centre Hospitalier de l'Université de Montréal, Montreal (M. Chassé); the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (M. Chassé); the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (A.F.T., F.L.); Population Health and Optimal Health Practice Research Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center, Quebec, QC, Canada (A.F.T., F.L.); the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval, Quebec, QC, Canada (A.F.T., F.L.); the Department of Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (F.L.); the Department of Neurology and Neurosurgery, Division of Neurocritical Care, Emory University School of Medicine, Emory University Hospital and Grady Memorial Hospital, Atlanta (O.S.); the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver, Canada (D.E.G.); the Division of Neurosurgery, Vancouver General Hospital, Vancouver, BC, Canada (G.R.); the Division of Neurosurgery, Department of Surgery, the University of British Columbia, Vancouver, Canada (G.R.); Neurocritical Care and Anesthesia, Sunnybrook Health Sciences Centre and Sunnybrook Research Institute, Toronto (M. Chapman); McGill University, Montreal (M.H.); the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB, Canada (A.K.); Nepean Clinical School, University of Sydney, Sydney (I.S.); the Department of Clinical Medicine, Macquarie University, Sydney (I.S.); the Critical Care and Trauma Division, the George Institute for Global Health, Sydney (I.S.); the Department of Intensive Care and Hyperbaric Medicine, the Alfred, Melbourne, VIC, Australia (A.U.); the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, Canada (D.J.K.); the Department of Internal Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Canada (R.Z.); the Department of Medical Oncology/Hematology and the Paul Albrechtsen Research Institute, Cancer Care Manitoba, Winnipeg, Canada (R.Z.); the Department of Anesthesiology, Faculty of Medicine and Health Sciences, Université de Sherbrooke, Sherbrooke, QC, Canada (F.D.); Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Sherbrooke, QC, Canada (F.D.); the Department of Medicine, Division of Neurology, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); the Intensive Care Unit, Prince of Wales Hospital, Randwick, NSW, Australia (G.S.); the Department of Intensive Care, Royal Brisbane and Women's Hospital, Herston, QLD, Australia (J.B.); University of Queensland, Brisbane, Australia (J.B.); the Department of Adult Intensive Care, Island Health Authority, Victoria, BC, Canada (G.W.); University of Colorado School of Medicine, Aurora (L.C.); the Department of Surgery, Division of Neurosurgery, Dalhousie University, Halifax, NS, Canada (G.P.); QEII Health Sciences Centre, Halifax, NS, Canada (G.P.); Lewis Katz School of Medicine, Temple University, Philadelphia (L.K.); Rush University Medical Center, Chicago (L.K.); Royal North Shore Hospital, Sydney (F.B.); the Department of Critical Care Medicine, Sunnybrook Health Sciences Centre, Toronto (D.C.S.); the Interdepartmental Division of Critical Care Medicine, University of Toronto, Toronto (D.C.S.); the Kirby Institute, University of New South Wales, Kensington, Australia (C.R.A.); the Department of Surgery, Division of Neurosurgery, Faculty of Medicine, University of Ottawa, Ottawa (J.S.); Canadian Blood Services, Edmonton, AB, Canada (J.A.); the Department of Laboratory Medicine and Pathology, University of Alberta, Edmonton, Canada (J.A.); and Physical Medicine and Rehabilitation, Bruyere Continuing Care, Ottawa (S.C.M.)., Fitzgerald E; From Ottawa Hospital Research Institute, Ottawa (S.W.E., D.A.F., A.T., I.W., T.R., R.M., D.D., S.C.M., L.M.); the Department of Medicine, Division of Critical Care, Faculty of Medicine, University of Ottawa, Ottawa (S.W.E., L.M.); School of Epidemiology and Public Health University of Ottawa, Ottawa (S.W.E., D.A.F., L.M.); Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa (D.A.F., D.D., S.C.M.); George Institute for Global Health, Sydney (A.D., F.B., N.H., C.R.A., P.T.); Malcolm Fisher Department of Intensive Care Medicine, Royal North Shore Hospital, St. Leonards, NSW, Australia (A.D., N.H., C.R.A., E.F.); the Faculty of Medicine and Health, University of Sydney Northern Clinical School, St. Leonards, NSW, Australia (A.D., C.R.A.); Australian and New Zealand Intensive Care Research Centre, Monash University, Melbourne, VIC, Australia (A.D., A.U.); the Department of Medicine, Centre Hospitalier de l'Université de Montréal, Montreal (M. Chassé); the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (M. Chassé); the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (A.F.T., F.L.); Population Health and Optimal Health Practice Research Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center, Quebec, QC, Canada (A.F.T., F.L.); the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval, Quebec, QC, Canada (A.F.T., F.L.); the Department of Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (F.L.); the Department of Neurology and Neurosurgery, Division of Neurocritical Care, Emory University School of Medicine, Emory University Hospital and Grady Memorial Hospital, Atlanta (O.S.); the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver, Canada (D.E.G.); the Division of Neurosurgery, Vancouver General Hospital, Vancouver, BC, Canada (G.R.); the Division of Neurosurgery, Department of Surgery, the University of British Columbia, Vancouver, Canada (G.R.); Neurocritical Care and Anesthesia, Sunnybrook Health Sciences Centre and Sunnybrook Research Institute, Toronto (M. Chapman); McGill University, Montreal (M.H.); the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB, Canada (A.K.); Nepean Clinical School, University of Sydney, Sydney (I.S.); the Department of Clinical Medicine, Macquarie University, Sydney (I.S.); the Critical Care and Trauma Division, the George Institute for Global Health, Sydney (I.S.); the Department of Intensive Care and Hyperbaric Medicine, the Alfred, Melbourne, VIC, Australia (A.U.); the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, Canada (D.J.K.); the Department of Internal Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Canada (R.Z.); the Department of Medical Oncology/Hematology and the Paul Albrechtsen Research Institute, Cancer Care Manitoba, Winnipeg, Canada (R.Z.); the Department of Anesthesiology, Faculty of Medicine and Health Sciences, Université de Sherbrooke, Sherbrooke, QC, Canada (F.D.); Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Sherbrooke, QC, Canada (F.D.); the Department of Medicine, Division of Neurology, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); the Intensive Care Unit, Prince of Wales Hospital, Randwick, NSW, Australia (G.S.); the Department of Intensive Care, Royal Brisbane and Women's Hospital, Herston, QLD, Australia (J.B.); University of Queensland, Brisbane, Australia (J.B.); the Department of Adult Intensive Care, Island Health Authority, Victoria, BC, Canada (G.W.); University of Colorado School of Medicine, Aurora (L.C.); the Department of Surgery, Division of Neurosurgery, Dalhousie University, Halifax, NS, Canada (G.P.); QEII Health Sciences Centre, Halifax, NS, Canada (G.P.); Lewis Katz School of Medicine, Temple University, Philadelphia (L.K.); Rush University Medical Center, Chicago (L.K.); Royal North Shore Hospital, Sydney (F.B.); the Department of Critical Care Medicine, Sunnybrook Health Sciences Centre, Toronto (D.C.S.); the Interdepartmental Division of Critical Care Medicine, University of Toronto, Toronto (D.C.S.); the Kirby Institute, University of New South Wales, Kensington, Australia (C.R.A.); the Department of Surgery, Division of Neurosurgery, Faculty of Medicine, University of Ottawa, Ottawa (J.S.); Canadian Blood Services, Edmonton, AB, Canada (J.A.); the Department of Laboratory Medicine and Pathology, University of Alberta, Edmonton, Canada (J.A.); and Physical Medicine and Rehabilitation, Bruyere Continuing Care, Ottawa (S.C.M.)., Talbot P; From Ottawa Hospital Research Institute, Ottawa (S.W.E., D.A.F., A.T., I.W., T.R., R.M., D.D., S.C.M., L.M.); the Department of Medicine, Division of Critical Care, Faculty of Medicine, University of Ottawa, Ottawa (S.W.E., L.M.); School of Epidemiology and Public Health University of Ottawa, Ottawa (S.W.E., D.A.F., L.M.); Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa (D.A.F., D.D., S.C.M.); George Institute for Global Health, Sydney (A.D., F.B., N.H., C.R.A., P.T.); Malcolm Fisher Department of Intensive Care Medicine, Royal North Shore Hospital, St. Leonards, NSW, Australia (A.D., N.H., C.R.A., E.F.); the Faculty of Medicine and Health, University of Sydney Northern Clinical School, St. Leonards, NSW, Australia (A.D., C.R.A.); Australian and New Zealand Intensive Care Research Centre, Monash University, Melbourne, VIC, Australia (A.D., A.U.); the Department of Medicine, Centre Hospitalier de l'Université de Montréal, Montreal (M. Chassé); the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (M. Chassé); the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (A.F.T., F.L.); Population Health and Optimal Health Practice Research Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center, Quebec, QC, Canada (A.F.T., F.L.); the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval, Quebec, QC, Canada (A.F.T., F.L.); the Department of Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (F.L.); the Department of Neurology and Neurosurgery, Division of Neurocritical Care, Emory University School of Medicine, Emory University Hospital and Grady Memorial Hospital, Atlanta (O.S.); the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver, Canada (D.E.G.); the Division of Neurosurgery, Vancouver General Hospital, Vancouver, BC, Canada (G.R.); the Division of Neurosurgery, Department of Surgery, the University of British Columbia, Vancouver, Canada (G.R.); Neurocritical Care and Anesthesia, Sunnybrook Health Sciences Centre and Sunnybrook Research Institute, Toronto (M. Chapman); McGill University, Montreal (M.H.); the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB, Canada (A.K.); Nepean Clinical School, University of Sydney, Sydney (I.S.); the Department of Clinical Medicine, Macquarie University, Sydney (I.S.); the Critical Care and Trauma Division, the George Institute for Global Health, Sydney (I.S.); the Department of Intensive Care and Hyperbaric Medicine, the Alfred, Melbourne, VIC, Australia (A.U.); the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, Canada (D.J.K.); the Department of Internal Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Canada (R.Z.); the Department of Medical Oncology/Hematology and the Paul Albrechtsen Research Institute, Cancer Care Manitoba, Winnipeg, Canada (R.Z.); the Department of Anesthesiology, Faculty of Medicine and Health Sciences, Université de Sherbrooke, Sherbrooke, QC, Canada (F.D.); Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Sherbrooke, QC, Canada (F.D.); the Department of Medicine, Division of Neurology, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); the Intensive Care Unit, Prince of Wales Hospital, Randwick, NSW, Australia (G.S.); the Department of Intensive Care, Royal Brisbane and Women's Hospital, Herston, QLD, Australia (J.B.); University of Queensland, Brisbane, Australia (J.B.); the Department of Adult Intensive Care, Island Health Authority, Victoria, BC, Canada (G.W.); University of Colorado School of Medicine, Aurora (L.C.); the Department of Surgery, Division of Neurosurgery, Dalhousie University, Halifax, NS, Canada (G.P.); QEII Health Sciences Centre, Halifax, NS, Canada (G.P.); Lewis Katz School of Medicine, Temple University, Philadelphia (L.K.); Rush University Medical Center, Chicago (L.K.); Royal North Shore Hospital, Sydney (F.B.); the Department of Critical Care Medicine, Sunnybrook Health Sciences Centre, Toronto (D.C.S.); the Interdepartmental Division of Critical Care Medicine, University of Toronto, Toronto (D.C.S.); the Kirby Institute, University of New South Wales, Kensington, Australia (C.R.A.); the Department of Surgery, Division of Neurosurgery, Faculty of Medicine, University of Ottawa, Ottawa (J.S.); Canadian Blood Services, Edmonton, AB, Canada (J.A.); the Department of Laboratory Medicine and Pathology, University of Alberta, Edmonton, Canada (J.A.); and Physical Medicine and Rehabilitation, Bruyere Continuing Care, Ottawa (S.C.M.)., Dowlatshahi D; From Ottawa Hospital Research Institute, Ottawa (S.W.E., D.A.F., A.T., I.W., T.R., R.M., D.D., S.C.M., L.M.); the Department of Medicine, Division of Critical Care, Faculty of Medicine, University of Ottawa, Ottawa (S.W.E., L.M.); School of Epidemiology and Public Health University of Ottawa, Ottawa (S.W.E., D.A.F., L.M.); Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa (D.A.F., D.D., S.C.M.); George Institute for Global Health, Sydney (A.D., F.B., N.H., C.R.A., P.T.); Malcolm Fisher Department of Intensive Care Medicine, Royal North Shore Hospital, St. Leonards, NSW, Australia (A.D., N.H., C.R.A., E.F.); the Faculty of Medicine and Health, University of Sydney Northern Clinical School, St. Leonards, NSW, Australia (A.D., C.R.A.); Australian and New Zealand Intensive Care Research Centre, Monash University, Melbourne, VIC, Australia (A.D., A.U.); the Department of Medicine, Centre Hospitalier de l'Université de Montréal, Montreal (M. Chassé); the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (M. Chassé); the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (A.F.T., F.L.); Population Health and Optimal Health Practice Research Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center, Quebec, QC, Canada (A.F.T., F.L.); the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval, Quebec, QC, Canada (A.F.T., F.L.); the Department of Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (F.L.); the Department of Neurology and Neurosurgery, Division of Neurocritical Care, Emory University School of Medicine, Emory University Hospital and Grady Memorial Hospital, Atlanta (O.S.); the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver, Canada (D.E.G.); the Division of Neurosurgery, Vancouver General Hospital, Vancouver, BC, Canada (G.R.); the Division of Neurosurgery, Department of Surgery, the University of British Columbia, Vancouver, Canada (G.R.); Neurocritical Care and Anesthesia, Sunnybrook Health Sciences Centre and Sunnybrook Research Institute, Toronto (M. Chapman); McGill University, Montreal (M.H.); the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB, Canada (A.K.); Nepean Clinical School, University of Sydney, Sydney (I.S.); the Department of Clinical Medicine, Macquarie University, Sydney (I.S.); the Critical Care and Trauma Division, the George Institute for Global Health, Sydney (I.S.); the Department of Intensive Care and Hyperbaric Medicine, the Alfred, Melbourne, VIC, Australia (A.U.); the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, Canada (D.J.K.); the Department of Internal Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Canada (R.Z.); the Department of Medical Oncology/Hematology and the Paul Albrechtsen Research Institute, Cancer Care Manitoba, Winnipeg, Canada (R.Z.); the Department of Anesthesiology, Faculty of Medicine and Health Sciences, Université de Sherbrooke, Sherbrooke, QC, Canada (F.D.); Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Sherbrooke, QC, Canada (F.D.); the Department of Medicine, Division of Neurology, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); the Intensive Care Unit, Prince of Wales Hospital, Randwick, NSW, Australia (G.S.); the Department of Intensive Care, Royal Brisbane and Women's Hospital, Herston, QLD, Australia (J.B.); University of Queensland, Brisbane, Australia (J.B.); the Department of Adult Intensive Care, Island Health Authority, Victoria, BC, Canada (G.W.); University of Colorado School of Medicine, Aurora (L.C.); the Department of Surgery, Division of Neurosurgery, Dalhousie University, Halifax, NS, Canada (G.P.); QEII Health Sciences Centre, Halifax, NS, Canada (G.P.); Lewis Katz School of Medicine, Temple University, Philadelphia (L.K.); Rush University Medical Center, Chicago (L.K.); Royal North Shore Hospital, Sydney (F.B.); the Department of Critical Care Medicine, Sunnybrook Health Sciences Centre, Toronto (D.C.S.); the Interdepartmental Division of Critical Care Medicine, University of Toronto, Toronto (D.C.S.); the Kirby Institute, University of New South Wales, Kensington, Australia (C.R.A.); the Department of Surgery, Division of Neurosurgery, Faculty of Medicine, University of Ottawa, Ottawa (J.S.); Canadian Blood Services, Edmonton, AB, Canada (J.A.); the Department of Laboratory Medicine and Pathology, University of Alberta, Edmonton, Canada (J.A.); and Physical Medicine and Rehabilitation, Bruyere Continuing Care, Ottawa (S.C.M.)., Sinclair J; From Ottawa Hospital Research Institute, Ottawa (S.W.E., D.A.F., A.T., I.W., T.R., R.M., D.D., S.C.M., L.M.); the Department of Medicine, Division of Critical Care, Faculty of Medicine, University of Ottawa, Ottawa (S.W.E., L.M.); School of Epidemiology and Public Health University of Ottawa, Ottawa (S.W.E., D.A.F., L.M.); Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa (D.A.F., D.D., S.C.M.); George Institute for Global Health, Sydney (A.D., F.B., N.H., C.R.A., P.T.); Malcolm Fisher Department of Intensive Care Medicine, Royal North Shore Hospital, St. Leonards, NSW, Australia (A.D., N.H., C.R.A., E.F.); the Faculty of Medicine and Health, University of Sydney Northern Clinical School, St. Leonards, NSW, Australia (A.D., C.R.A.); Australian and New Zealand Intensive Care Research Centre, Monash University, Melbourne, VIC, Australia (A.D., A.U.); the Department of Medicine, Centre Hospitalier de l'Université de Montréal, Montreal (M. Chassé); the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (M. Chassé); the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (A.F.T., F.L.); Population Health and Optimal Health Practice Research Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center, Quebec, QC, Canada (A.F.T., F.L.); the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval, Quebec, QC, Canada (A.F.T., F.L.); the Department of Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (F.L.); the Department of Neurology and Neurosurgery, Division of Neurocritical Care, Emory University School of Medicine, Emory University Hospital and Grady Memorial Hospital, Atlanta (O.S.); the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver, Canada (D.E.G.); the Division of Neurosurgery, Vancouver General Hospital, Vancouver, BC, Canada (G.R.); the Division of Neurosurgery, Department of Surgery, the University of British Columbia, Vancouver, Canada (G.R.); Neurocritical Care and Anesthesia, Sunnybrook Health Sciences Centre and Sunnybrook Research Institute, Toronto (M. Chapman); McGill University, Montreal (M.H.); the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB, Canada (A.K.); Nepean Clinical School, University of Sydney, Sydney (I.S.); the Department of Clinical Medicine, Macquarie University, Sydney (I.S.); the Critical Care and Trauma Division, the George Institute for Global Health, Sydney (I.S.); the Department of Intensive Care and Hyperbaric Medicine, the Alfred, Melbourne, VIC, Australia (A.U.); the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, Canada (D.J.K.); the Department of Internal Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Canada (R.Z.); the Department of Medical Oncology/Hematology and the Paul Albrechtsen Research Institute, Cancer Care Manitoba, Winnipeg, Canada (R.Z.); the Department of Anesthesiology, Faculty of Medicine and Health Sciences, Université de Sherbrooke, Sherbrooke, QC, Canada (F.D.); Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Sherbrooke, QC, Canada (F.D.); the Department of Medicine, Division of Neurology, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); the Intensive Care Unit, Prince of Wales Hospital, Randwick, NSW, Australia (G.S.); the Department of Intensive Care, Royal Brisbane and Women's Hospital, Herston, QLD, Australia (J.B.); University of Queensland, Brisbane, Australia (J.B.); the Department of Adult Intensive Care, Island Health Authority, Victoria, BC, Canada (G.W.); University of Colorado School of Medicine, Aurora (L.C.); the Department of Surgery, Division of Neurosurgery, Dalhousie University, Halifax, NS, Canada (G.P.); QEII Health Sciences Centre, Halifax, NS, Canada (G.P.); Lewis Katz School of Medicine, Temple University, Philadelphia (L.K.); Rush University Medical Center, Chicago (L.K.); Royal North Shore Hospital, Sydney (F.B.); the Department of Critical Care Medicine, Sunnybrook Health Sciences Centre, Toronto (D.C.S.); the Interdepartmental Division of Critical Care Medicine, University of Toronto, Toronto (D.C.S.); the Kirby Institute, University of New South Wales, Kensington, Australia (C.R.A.); the Department of Surgery, Division of Neurosurgery, Faculty of Medicine, University of Ottawa, Ottawa (J.S.); Canadian Blood Services, Edmonton, AB, Canada (J.A.); the Department of Laboratory Medicine and Pathology, University of Alberta, Edmonton, Canada (J.A.); and Physical Medicine and Rehabilitation, Bruyere Continuing Care, Ottawa (S.C.M.)., Acker J; From Ottawa Hospital Research Institute, Ottawa (S.W.E., D.A.F., A.T., I.W., T.R., R.M., D.D., S.C.M., L.M.); the Department of Medicine, Division of Critical Care, Faculty of Medicine, University of Ottawa, Ottawa (S.W.E., L.M.); School of Epidemiology and Public Health University of Ottawa, Ottawa (S.W.E., D.A.F., L.M.); Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa (D.A.F., D.D., S.C.M.); George Institute for Global Health, Sydney (A.D., F.B., N.H., C.R.A., P.T.); Malcolm Fisher Department of Intensive Care Medicine, Royal North Shore Hospital, St. Leonards, NSW, Australia (A.D., N.H., C.R.A., E.F.); the Faculty of Medicine and Health, University of Sydney Northern Clinical School, St. Leonards, NSW, Australia (A.D., C.R.A.); Australian and New Zealand Intensive Care Research Centre, Monash University, Melbourne, VIC, Australia (A.D., A.U.); the Department of Medicine, Centre Hospitalier de l'Université de Montréal, Montreal (M. Chassé); the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (M. Chassé); the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (A.F.T., F.L.); Population Health and Optimal Health Practice Research Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center, Quebec, QC, Canada (A.F.T., F.L.); the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval, Quebec, QC, Canada (A.F.T., F.L.); the Department of Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (F.L.); the Department of Neurology and Neurosurgery, Division of Neurocritical Care, Emory University School of Medicine, Emory University Hospital and Grady Memorial Hospital, Atlanta (O.S.); the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver, Canada (D.E.G.); the Division of Neurosurgery, Vancouver General Hospital, Vancouver, BC, Canada (G.R.); the Division of Neurosurgery, Department of Surgery, the University of British Columbia, Vancouver, Canada (G.R.); Neurocritical Care and Anesthesia, Sunnybrook Health Sciences Centre and Sunnybrook Research Institute, Toronto (M. Chapman); McGill University, Montreal (M.H.); the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB, Canada (A.K.); Nepean Clinical School, University of Sydney, Sydney (I.S.); the Department of Clinical Medicine, Macquarie University, Sydney (I.S.); the Critical Care and Trauma Division, the George Institute for Global Health, Sydney (I.S.); the Department of Intensive Care and Hyperbaric Medicine, the Alfred, Melbourne, VIC, Australia (A.U.); the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, Canada (D.J.K.); the Department of Internal Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Canada (R.Z.); the Department of Medical Oncology/Hematology and the Paul Albrechtsen Research Institute, Cancer Care Manitoba, Winnipeg, Canada (R.Z.); the Department of Anesthesiology, Faculty of Medicine and Health Sciences, Université de Sherbrooke, Sherbrooke, QC, Canada (F.D.); Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Sherbrooke, QC, Canada (F.D.); the Department of Medicine, Division of Neurology, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); the Intensive Care Unit, Prince of Wales Hospital, Randwick, NSW, Australia (G.S.); the Department of Intensive Care, Royal Brisbane and Women's Hospital, Herston, QLD, Australia (J.B.); University of Queensland, Brisbane, Australia (J.B.); the Department of Adult Intensive Care, Island Health Authority, Victoria, BC, Canada (G.W.); University of Colorado School of Medicine, Aurora (L.C.); the Department of Surgery, Division of Neurosurgery, Dalhousie University, Halifax, NS, Canada (G.P.); QEII Health Sciences Centre, Halifax, NS, Canada (G.P.); Lewis Katz School of Medicine, Temple University, Philadelphia (L.K.); Rush University Medical Center, Chicago (L.K.); Royal North Shore Hospital, Sydney (F.B.); the Department of Critical Care Medicine, Sunnybrook Health Sciences Centre, Toronto (D.C.S.); the Interdepartmental Division of Critical Care Medicine, University of Toronto, Toronto (D.C.S.); the Kirby Institute, University of New South Wales, Kensington, Australia (C.R.A.); the Department of Surgery, Division of Neurosurgery, Faculty of Medicine, University of Ottawa, Ottawa (J.S.); Canadian Blood Services, Edmonton, AB, Canada (J.A.); the Department of Laboratory Medicine and Pathology, University of Alberta, Edmonton, Canada (J.A.); and Physical Medicine and Rehabilitation, Bruyere Continuing Care, Ottawa (S.C.M.)., Marshall SC; From Ottawa Hospital Research Institute, Ottawa (S.W.E., D.A.F., A.T., I.W., T.R., R.M., D.D., S.C.M., L.M.); the Department of Medicine, Division of Critical Care, Faculty of Medicine, University of Ottawa, Ottawa (S.W.E., L.M.); School of Epidemiology and Public Health University of Ottawa, Ottawa (S.W.E., D.A.F., L.M.); Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa (D.A.F., D.D., S.C.M.); George Institute for Global Health, Sydney (A.D., F.B., N.H., C.R.A., P.T.); Malcolm Fisher Department of Intensive Care Medicine, Royal North Shore Hospital, St. Leonards, NSW, Australia (A.D., N.H., C.R.A., E.F.); the Faculty of Medicine and Health, University of Sydney Northern Clinical School, St. Leonards, NSW, Australia (A.D., C.R.A.); Australian and New Zealand Intensive Care Research Centre, Monash University, Melbourne, VIC, Australia (A.D., A.U.); the Department of Medicine, Centre Hospitalier de l'Université de Montréal, Montreal (M. Chassé); the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (M. Chassé); the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (A.F.T., F.L.); Population Health and Optimal Health Practice Research Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center, Quebec, QC, Canada (A.F.T., F.L.); the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval, Quebec, QC, Canada (A.F.T., F.L.); the Department of Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (F.L.); the Department of Neurology and Neurosurgery, Division of Neurocritical Care, Emory University School of Medicine, Emory University Hospital and Grady Memorial Hospital, Atlanta (O.S.); the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver, Canada (D.E.G.); the Division of Neurosurgery, Vancouver General Hospital, Vancouver, BC, Canada (G.R.); the Division of Neurosurgery, Department of Surgery, the University of British Columbia, Vancouver, Canada (G.R.); Neurocritical Care and Anesthesia, Sunnybrook Health Sciences Centre and Sunnybrook Research Institute, Toronto (M. Chapman); McGill University, Montreal (M.H.); the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB, Canada (A.K.); Nepean Clinical School, University of Sydney, Sydney (I.S.); the Department of Clinical Medicine, Macquarie University, Sydney (I.S.); the Critical Care and Trauma Division, the George Institute for Global Health, Sydney (I.S.); the Department of Intensive Care and Hyperbaric Medicine, the Alfred, Melbourne, VIC, Australia (A.U.); the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, Canada (D.J.K.); the Department of Internal Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Canada (R.Z.); the Department of Medical Oncology/Hematology and the Paul Albrechtsen Research Institute, Cancer Care Manitoba, Winnipeg, Canada (R.Z.); the Department of Anesthesiology, Faculty of Medicine and Health Sciences, Université de Sherbrooke, Sherbrooke, QC, Canada (F.D.); Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Sherbrooke, QC, Canada (F.D.); the Department of Medicine, Division of Neurology, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); the Intensive Care Unit, Prince of Wales Hospital, Randwick, NSW, Australia (G.S.); the Department of Intensive Care, Royal Brisbane and Women's Hospital, Herston, QLD, Australia (J.B.); University of Queensland, Brisbane, Australia (J.B.); the Department of Adult Intensive Care, Island Health Authority, Victoria, BC, Canada (G.W.); University of Colorado School of Medicine, Aurora (L.C.); the Department of Surgery, Division of Neurosurgery, Dalhousie University, Halifax, NS, Canada (G.P.); QEII Health Sciences Centre, Halifax, NS, Canada (G.P.); Lewis Katz School of Medicine, Temple University, Philadelphia (L.K.); Rush University Medical Center, Chicago (L.K.); Royal North Shore Hospital, Sydney (F.B.); the Department of Critical Care Medicine, Sunnybrook Health Sciences Centre, Toronto (D.C.S.); the Interdepartmental Division of Critical Care Medicine, University of Toronto, Toronto (D.C.S.); the Kirby Institute, University of New South Wales, Kensington, Australia (C.R.A.); the Department of Surgery, Division of Neurosurgery, Faculty of Medicine, University of Ottawa, Ottawa (J.S.); Canadian Blood Services, Edmonton, AB, Canada (J.A.); the Department of Laboratory Medicine and Pathology, University of Alberta, Edmonton, Canada (J.A.); and Physical Medicine and Rehabilitation, Bruyere Continuing Care, Ottawa (S.C.M.)., McIntyre L; From Ottawa Hospital Research Institute, Ottawa (S.W.E., D.A.F., A.T., I.W., T.R., R.M., D.D., S.C.M., L.M.); the Department of Medicine, Division of Critical Care, Faculty of Medicine, University of Ottawa, Ottawa (S.W.E., L.M.); School of Epidemiology and Public Health University of Ottawa, Ottawa (S.W.E., D.A.F., L.M.); Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa (D.A.F., D.D., S.C.M.); George Institute for Global Health, Sydney (A.D., F.B., N.H., C.R.A., P.T.); Malcolm Fisher Department of Intensive Care Medicine, Royal North Shore Hospital, St. Leonards, NSW, Australia (A.D., N.H., C.R.A., E.F.); the Faculty of Medicine and Health, University of Sydney Northern Clinical School, St. Leonards, NSW, Australia (A.D., C.R.A.); Australian and New Zealand Intensive Care Research Centre, Monash University, Melbourne, VIC, Australia (A.D., A.U.); the Department of Medicine, Centre Hospitalier de l'Université de Montréal, Montreal (M. Chassé); the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (M. Chassé); the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (A.F.T., F.L.); Population Health and Optimal Health Practice Research Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center, Quebec, QC, Canada (A.F.T., F.L.); the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval, Quebec, QC, Canada (A.F.T., F.L.); the Department of Medicine, Faculty of Medicine, Université Laval, Quebec, QC, Canada (F.L.); the Department of Neurology and Neurosurgery, Division of Neurocritical Care, Emory University School of Medicine, Emory University Hospital and Grady Memorial Hospital, Atlanta (O.S.); the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver, Canada (D.E.G.); the Division of Neurosurgery, Vancouver General Hospital, Vancouver, BC, Canada (G.R.); the Division of Neurosurgery, Department of Surgery, the University of British Columbia, Vancouver, Canada (G.R.); Neurocritical Care and Anesthesia, Sunnybrook Health Sciences Centre and Sunnybrook Research Institute, Toronto (M. Chapman); McGill University, Montreal (M.H.); the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB, Canada (A.K.); Nepean Clinical School, University of Sydney, Sydney (I.S.); the Department of Clinical Medicine, Macquarie University, Sydney (I.S.); the Critical Care and Trauma Division, the George Institute for Global Health, Sydney (I.S.); the Department of Intensive Care and Hyperbaric Medicine, the Alfred, Melbourne, VIC, Australia (A.U.); the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, Canada (D.J.K.); the Department of Internal Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Canada (R.Z.); the Department of Medical Oncology/Hematology and the Paul Albrechtsen Research Institute, Cancer Care Manitoba, Winnipeg, Canada (R.Z.); the Department of Anesthesiology, Faculty of Medicine and Health Sciences, Université de Sherbrooke, Sherbrooke, QC, Canada (F.D.); Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Sherbrooke, QC, Canada (F.D.); the Department of Medicine, Division of Neurology, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON, Canada (J.G.B.); the Intensive Care Unit, Prince of Wales Hospital, Randwick, NSW, Australia (G.S.); the Department of Intensive Care, Royal Brisbane and Women's Hospital, Herston, QLD, Australia (J.B.); University of Queensland, Brisbane, Australia (J.B.); the Department of Adult Intensive Care, Island Health Authority, Victoria, BC, Canada (G.W.); University of Colorado School of Medicine, Aurora (L.C.); the Department of Surgery, Division of Neurosurgery, Dalhousie University, Halifax, NS, Canada (G.P.); QEII Health Sciences Centre, Halifax, NS, Canada (G.P.); Lewis Katz School of Medicine, Temple University, Philadelphia (L.K.); Rush University Medical Center, Chicago (L.K.); Royal North Shore Hospital, Sydney (F.B.); the Department of Critical Care Medicine, Sunnybrook Health Sciences Centre, Toronto (D.C.S.); the Interdepartmental Division of Critical Care Medicine, University of Toronto, Toronto (D.C.S.); the Kirby Institute, University of New South Wales, Kensington, Australia (C.R.A.); the Department of Surgery, Division of Neurosurgery, Faculty of Medicine, University of Ottawa, Ottawa (J.S.); Canadian Blood Services, Edmonton, AB, Canada (J.A.); the Department of Laboratory Medicine and Pathology, University of Alberta, Edmonton, Canada (J.A.); and Physical Medicine and Rehabilitation, Bruyere Continuing Care, Ottawa (S.C.M.).

Publikováno v: The New England journal of medicine [N Engl J Med] 2024 Dec 09. Date of Electronic Publication: 2024 Dec 09.

Impact of Storage of Ferrous and Non-ferrous Waste Meboudja in the Area on the Environment (El-Hadjar, North East Algeria)

Autor: Hannouche, M., Souames, S.

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Assessment of release water reuse purified in Agriculture case station Allalik Annaba

Autor: Abour, F., Hannouche, M., Belksier, M.S.

Publikováno v: Journal of Fundamental and Applied Sciences; Vol 10, No 2 (2018)

The treatment of wastewater can be achieved collectively in the Allalik station in Annaba. Thus, the station provides a global wastewater treatment to ensure the sustainability of the ecosystem as a whole. The results obtained for the contamination o

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=78975075580c::534b23f1ffb3881219858f02af6de2d3
https://www.ajol.info/index.php/jfas/article/view/172028

Residency redeployment during a pandemic: Lessons for balancing service and learning.

Autor: Claudio F; McGill University, Quebec, Canada., Aalamian A; McGill University, Quebec, Canada., Cummings BA; McGill University, Quebec, Canada., Hannouche M; McGill University, Quebec, Canada., Zanelli P; McGill University, Quebec, Canada., Tourian L; McGill University, Quebec, Canada.

Publikováno v: Canadian medical education journal [Can Med Educ J] 2020 Sep 23; Vol. 11 (5), pp. e132-e133. Date of Electronic Publication: 2020 Sep 23 (Print Publication: 2020).

Fluoride Adsorption from Aqueous Solution by Modified Zeolite—Kinetic and Isotherm Studies.

Autor: Turki, Thouraya¹ (AUTHOR), Hamdouni, Abdelkader² (AUTHOR), Enesca, Alexandru³ (AUTHOR) aenesca@unitbv.ro

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