Lower vs Higher Oxygenation Target and Days Alive Without Life Support in COVID-19: The HOT-COVID Randomized Clinical Trial.

Autor: Nielsen FM; Department of Anaesthesia and Intensive Care, Aalborg University Hospital, Aalborg, Denmark.; Department of Clinical Medicine, Aalborg University, Aalborg, Denmark., Klitgaard TL; Department of Anaesthesia and Intensive Care, Aalborg University Hospital, Aalborg, Denmark., Siegemund M; Department of Intensive Care and Department of Clinical Research, Basel University Hospital, Basel, Switzerland., Laake JH; Department of Anaesthesia and Intensive Care, Division of Emergencies and Critical Care, Rikshospitalet Medical Centre, Oslo University Hospital, Oslo, Norway., Thormar KM; Department of Anesthesia and Intensive Care, Landspitali, University Hospital of Reykjavik, Reykjavik, Iceland., Cole JM; Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, Wales., Aagaard SR; Department of Anaesthesia and Intensive Care, Aalborg University Hospital, Aalborg, Denmark.; Department of Clinical Medicine, Aalborg University, Aalborg, Denmark., Bunzel AG; Department of Anaesthesia and Intensive Care, Aalborg University Hospital, Aalborg, Denmark., Vestergaard SR; Department of Anaesthesia and Intensive Care, Aalborg University Hospital, Aalborg, Denmark., Langhoff PK; Department of Anaesthesia and Intensive Care, Aalborg University Hospital, Aalborg, Denmark., Pedersen CH; Department of Anaesthesia and Intensive Care, Aalborg University Hospital, Aalborg, Denmark., Hejlesen JØ; Department of Anaesthesia and Intensive Care, Aalborg University Hospital, Aalborg, Denmark., Abdelhamid S; Department of Intensive Care and Department of Clinical Research, Basel University Hospital, Basel, Switzerland., Dietz A; Department of Intensive Care and Department of Clinical Research, Basel University Hospital, Basel, Switzerland., Gebhard CE; Department of Intensive Care and Department of Clinical Research, Basel University Hospital, Basel, Switzerland., Zellweger N; Department of Intensive Care and Department of Clinical Research, Basel University Hospital, Basel, Switzerland., Hollinger A; Department of Intensive Care and Department of Clinical Research, Basel University Hospital, Basel, Switzerland., Poulsen LM; Department of Anaesthesia and Intensive Care, Zealand University Hospital, Køge, Denmark., Weihe S; Department of Anaesthesia and Intensive Care, Zealand University Hospital, Køge, Denmark., Andersen-Ranberg NC; Department of Anaesthesia and Intensive Care, Zealand University Hospital, Køge, Denmark., Pedersen UG; Department of Anaesthesia and Intensive Care, Zealand University Hospital, Køge, Denmark., Mathiesen O; Department of Anaesthesia and Intensive Care, Zealand University Hospital, Køge, Denmark., Andreasen AS; Department of Anaesthesia and Intensive Care, Copenhagen University Hospital, Herlev, Denmark., Brix H; Department of Anaesthesia and Intensive Care, Copenhagen University Hospital, Herlev, Denmark., Thomsen JJ; Department of Anaesthesia and Intensive Care, Copenhagen University Hospital, Herlev, Denmark., Petersen CH; Department of Anaesthesia and Intensive Care, Copenhagen University Hospital, Herlev, Denmark., Bestle MH; Department of Anaesthesia and Intensive Care, Copenhagen University Hospital, North Zealand, Hillerød, Denmark., Wichmann S; Department of Anaesthesia and Intensive Care, Copenhagen University Hospital, North Zealand, Hillerød, Denmark., Lund MS; Department of Anaesthesia and Intensive Care, Copenhagen University Hospital, North Zealand, Hillerød, Denmark., Mortensen KM; Department of Anaesthesia and Intensive Care, Copenhagen University Hospital, North Zealand, Hillerød, Denmark., Brand BA; Department of Intensive Care, Rigshospitalet, University of Copenhagen, Copenhagen, Denmark., Haase N; Department of Intensive Care, Rigshospitalet, University of Copenhagen, Copenhagen, Denmark., Iversen SA; Department of Anaesthesia and Intensive Care, Slagelse Hospital, Slagelse, Denmark., Marcussen KV; Department of Anaesthesia and Intensive Care, Slagelse Hospital, Slagelse, Denmark., Brøchner AC; Department of Anaesthesia and Intensive Care, Kolding Hospital, Kolding, Denmark., Borup M; Department of Anaesthesia and Intensive Care, Kolding Hospital, Kolding, Denmark., Grøfte T; Department of Anaesthesia and Intensive Care, Randers Hospital, Randers, Denmark., Hildebrandt T; Department of Anaesthesia and Intensive Care, Zealand University Hospital, Roskilde, Denmark., Kjær MN; Department of Intensive Care, Rigshospitalet, University of Copenhagen, Copenhagen, Denmark., Engstrøm J; Copenhagen Trial Unit, Centre for Clinical Intervention, Capital Region, Copenhagen University Hospital, Rigshospitalet, Denmark., Lange T; Section of Biostatistics, University of Copenhagen, Copenhagen, Denmark., Perner A; Department of Intensive Care, Rigshospitalet, University of Copenhagen, Copenhagen, Denmark.; Department of Clinical Medicine, University of Copenhagen, Copenhagen, Denmark., Schjørring OL; Department of Anaesthesia and Intensive Care, Aalborg University Hospital, Aalborg, Denmark.; Department of Clinical Medicine, Aalborg University, Aalborg, Denmark., Rasmussen BS; Department of Anaesthesia and Intensive Care, Aalborg University Hospital, Aalborg, Denmark.; Department of Clinical Medicine, Aalborg University, Aalborg, Denmark.

Publikováno v: JAMA [JAMA] 2024 Apr 09; Vol. 331 (14), pp. 1185-1194.

Tento výsledek nelze pro nepřihlášené uživatele zobrazit.
K zobrazení výsledku je třeba se přihlásit.

Waking Up in Pain: a prospective unselected cohort study of pain in 3702 patients immediately after surgery in the Danish Realm.

Autor: Rasmussen AM; Dept of Anesthesiology, Centre for Cancer and Organ Diseases, Rigshospitalet, Copenhagen University Hospital, Copenhagen, Denmark.; Department of Anaesthesiology and Intensive Care Medicine, Kolding Hospital, Kolding, Denmark., Toft MH; Department of Anaesthesiology and Intensive Care, Herlev Hospital, Herlev, Denmark., Awada HN; Dept of Anesthesiology, Centre for Cancer and Organ Diseases, Rigshospitalet, Copenhagen University Hospital, Copenhagen, Denmark., Dirks J; Department of Anaesthesiology, Copenhagen University Hospital Centre of Head and Orthopaedics, København, Denmark., Brandsborg B; Department of Anaesthesiology and Intensive Care, Aarhus University Hospital Skejby, Aarhus, Denmark., Rasmussen LK; Department of Anaesthesiology and Intensive Care, Aarhus University Hospital Skejby, Aarhus, Denmark., Kirkegaard E; Department of Anaesthesiology and Intensive Care, Aarhus University Hospital Skejby, Aarhus, Denmark., Hasfeldt-Hansen D; Department of Anaesthesiology and Intensive Care, Odense University Hospital, Odense, Denmark., Larsen TE; Department of Anaesthesiology and Intensive Care, Odense University Hospital, Odense, Denmark., Charalampidis G; Department of Anaesthesiology and Intensive Care, Odense University Hospital, Odense, Denmark., Mørk ELS; Department of Anaesthesiology and Intensive Care, Herlev Hospital, Herlev, Denmark., Rosager CL; Department of Anaesthesiology and Intensive Care, Herlev Hospital, Herlev, Denmark., Salam IA; Department of Anaesthesiology and Intensive Care Medicine, Aalborg University Hospital, Aalborg, Denmark., Rasmussen BS; Department of Anaesthesiology and Intensive Care Medicine, Aalborg University Hospital, Aalborg, Denmark., Jørgensen M; Department of Anaesthesiology and Intensive Care Medicine, Aalborg University Hospital, Aalborg, Denmark., Skjønnemand M; Department of Anaesthesiology and Intensive Care, Gentofte University Hospital, Hellerup, Denmark., Lund CA; Department of Anaesthesiology and Intensive Care, Hvidovre Hospital, Hvidovre, Denmark., Schroder S; Department of Anaesthesiology and Intensive Care, Esbjerg Central Hospital, Esbjerg, Denmark., Sørensen JK; Department of Anaesthesiology and Intensive Care, Esbjerg Central Hospital, Esbjerg, Denmark., Sølling C; Department of Anaesthesiology and Intensive Care, Viborg Regional Hospital, Viborg, Midtjylland, Denmark., Hansen KK; Department of Anaesthesiology and Intensive Care, Viborg Regional Hospital, Viborg, Midtjylland, Denmark., Rasmussen CK; Department of Anaesthesiology and Intensive Care Medicine, Kolding Hospital, Kolding, Denmark., Steen NP; Department of Anaesthesiology and Intensive Care, Vejle Hospital, Vejle, Denmark., Nielsen AS; Department of Anaesthesiology and Intensive Care, Vejle Hospital, Vejle, Denmark., Geisler A; Department of Anaesthesiology, Zealand University Hospital Køge, Køge, Denmark., Køppen KS; Department of Anaesthesiology, Zealand University Hospital Køge, Køge, Denmark., Pælestik MB; Department of Anaesthesiology and Intensive Care, Randers Regional Hospital, Randers, Denmark., Grøfte T; Department of Anaesthesiology and Intensive Care, Randers Regional Hospital, Randers, Denmark.; Prehospital Emergency Medical Services, Region Midtjylland, Aarhus, Denmark., Meyhoff CS; Department of Anaesthesia and Intensive Care, Bispebjerg Hospital, København, Denmark., Kroh CL; Department of Anaesthesia and Intensive Care, Bispebjerg Hospital, København, Denmark., Christensen AP; Department of Anaesthesiology and Intensive Care, Hillerød Hospital, Hillerød, Denmark., Haugstvedt AF; Department of Anaesthesiology and Intensive Care, Hillerød Hospital, Hillerød, Denmark., Hansen MA; Department of Anaesthesiology and Intensive Care, Herning Hospital, Herning, Denmark., Nielsen CV; Department of Anaesthesiology and Intensive Care, Herning Hospital, Herning, Denmark., Dybdal B; Department of Anaesthesiology, Copenhagen University Hospital Centre of Head and Orthopaedics, København, Denmark., Falcon L; Department of Anaesthesiology, Juliane Marie Centre, København, Denmark., Hägi-Pedersen D; Department of Anaesthesiology and Intensive Care, Slagelse Hospital, Slagelse, Denmark., Jauho K; Department of Anaesthesiology and Intensive Care, Slagelse Hospital, Slagelse, Denmark., Wolsted H; Department of Anaesthesiology and Intensive Care, Slagelse Hospital, Slagelse, Denmark., Pedersen CAK; Department of Anaesthesiology and Intensive Care, South Jutland Hospital Aabenraa Campus, Aabenraa, Denmark., Sommer TN; Department of Anaesthesiology and Intensive Care, South Jutland Hospital Aabenraa Campus, Aabenraa, Denmark., Kromberg LS; Department of Anaesthesiology and Intensive Care, Holbaek Hospital, Holbaek, Denmark., Kristensen DL; Dept of Anesthesiology, Centre for Cancer and Organ Diseases, Rigshospitalet, Copenhagen University Hospital, Copenhagen, Denmark., Svensson CK; Department of Anaesthesiology and Intensive Care, Nykobing Falster Hospital, Nykobing, Denmark., Nielsen HF; Department of Anaesthesiology and Intensive Care, Nykobing Falster Hospital, Nykobing, Denmark., Sørensen MK; Department of Anaesthesiology, Copenhagen University Hospital Neuroscience Centre, København, Denmark., Jacobsen S; Department of Anaesthesiology, Copenhagen University Hospital Centre for Cardiac Vascular Pulmonary and Infectious Diseases, København, Denmark., Sundskard M; Department of Anaesthesiology, Zealand University Hospital Roskilde, Roskilde, Denmark., Brahe N; Department of Anaesthesiology, Copenhagen University Hospital Glostrup, Glostrup, Denmark., Jakobsen K; Department of Anaesthesiology and Intensive Care, Næstved Hospital, Næstved, Denmark., Jensen MS; Department of Anaesthesiology and Intensive Care, Næstved Hospital, Næstved, Denmark., Odder L; Department of Anaesthesiology, Aalborg University Hospital Thisted, Thisted, Denmark., Selter H; Department of Anaesthesiology, Aalborg University Hospital Thisted, Thisted, Denmark., Mohr TH; Department of Internal Medicine, Landssjúkrahúsid Dronning Alexandrines Hospital, Torshavn, Faroe Islands., Jensen EH; Department of Internal Medicine, Landssjúkrahúsid Dronning Alexandrines Hospital, Torshavn, Faroe Islands., Jensen PP; Department of Anaesthesiology, Dronning Ingrids Hospital, Nuuk, Greenland., Skjold C; Department of Anaesthesiology and Intensive Care, Bornholms Hospital, Ronne, Denmark., Aasvang EK; Dept of Anesthesiology, Centre for Cancer and Organ Diseases, Rigshospitalet, Copenhagen University Hospital, Copenhagen, Denmark eske.kvanner.aasvang.01@regionh.dk.

Publikováno v: Regional anesthesia and pain medicine [Reg Anesth Pain Med] 2021 Nov; Vol. 46 (11), pp. 948-953. Date of Electronic Publication: 2021 Aug 18.

Acute pain induces an instant increase in natural killer cell cytotoxicity in humans and this response is abolished by local anaesthesia

Autor: Greisen, J, Hokland, M, Grøfte, T, Hansen, P O, Jensen, T S, Vilstrup, H, Tønnesen, E

Publikováno v: In British Journal of Anaesthesia August 1999 83(2):235-240

Lower or Higher Oxygenation Targets for Acute Hypoxemic Respiratory Failure.

Autor: Schjørring OL; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Klitgaard TL; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Perner A; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Wetterslev J; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Lange T; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Siegemund M; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Bäcklund M; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Keus F; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Laake JH; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Morgan M; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Thormar KM; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Rosborg SA; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Bisgaard J; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Erntgaard AES; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Lynnerup AH; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Pedersen RL; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Crescioli E; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Gielstrup TC; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Behzadi MT; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Poulsen LM; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Estrup S; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Laigaard JP; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Andersen C; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Mortensen CB; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Brand BA; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., White J; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Jarnvig IL; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Møller MH; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Quist L; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Bestle MH; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Schønemann-Lund M; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Kamper MK; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Hindborg M; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Hollinger A; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Gebhard CE; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Zellweger N; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Meyhoff CS; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Hjort M; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Bech LK; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Grøfte T; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Bundgaard H; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Østergaard LHM; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Thyø MA; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Hildebrandt T; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Uslu B; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Sølling CG; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Møller-Nielsen N; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Brøchner AC; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Borup M; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Okkonen M; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Dieperink W; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Pedersen UG; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Andreasen AS; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Buus L; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Aslam TN; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Winding RR; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Schefold JC; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Thorup SB; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Iversen SA; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Engstrøm J; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Kjær MN; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.)., Rasmussen BS; From the Department of Anesthesia and Intensive Care, Aalborg University Hospital, Aalborg University, Aalborg (O.L.S., T.L.K., S.A.R., J.B., A.E.S.E., A.-S.H.L., R.L.P., E.C., T.C.G., M.T.B., B.S.R.), Zealand University Hospital, Køge (L.M.P., S.E., J.P.L., C.A., C.B.M.), Rigshospitalet (A.P., B.A.B., J. Wetterslev, I.-L.J., M.H.M., L.Q., M.-B.N.K.) and the Section of Biostatistics, Department of Public Health (T.L.), University of Copenhagen, Bispebjerg, and Frederiksberg Hospital (C.S.M., M. Hjort, L.K.B.) and the Copenhagen Trial Unit (J. White, J.E.), Copenhagen, Nordsjaellands Hospital, Hillerod (M.H.B., M.S.-L., M.K.K., M. Hindborg), Randers Hospital, Randers (T.G., H.B.), Aarhus University Hospital, Skejby North, Aarhus (L.H.M.Ø., M.A.T.), Zealand University Hospital, Roskilde (T.H., B.U.), Viborg Hospital, Viborg (C.G.S., N.M.-N.), Kolding Hospital, Kolding (A.C.B., M. Bäcklund), Hvidovre Hospital, Hvidovre (U.G.P.), Herlev Hospital, Herlev (A.S.A.), Horsens Hospital, Horsens (L.B.), Herning Hospital, Herning (R.R.W.), Holbæk Hospital, Holbæk (S.B.T.), and Slagelse Hospital, Slagelse (S.A.I.) - all in Denmark; the Department of Intensive Care and Department of Clinical Research, University of Basel, Basel (M.S., A.H., C.E.G., N.Z.), and the Department of Intensive Care, Inselspital, University of Bern, Bern (J.C.S.) - both in Switzerland; the Department of Perioperative, Intensive Care and Pain Medicine, Helsinki University Hospital, Helsinki (M.B., M.O.); the Department of Critical Care, University Medical Center Groningen, Groningen, the Netherlands (F.K., W.D.); the Departments of Anesthesia and Intensive Care and of Clinical Research, Rikshospitalet, Oslo University Hospital, Oslo (J.H.L., T.N.A.); the Department of Intensive Care, Cardiff University Hospital of Wales, Cardiff, United Kingdom (M.M.); and the Department of Anesthesia and Intensive Care, Landspitali University Hospital, Reykjavik, Iceland (K.M.T.).

Publikováno v: The New England journal of medicine [N Engl J Med] 2021 Apr 08; Vol. 384 (14), pp. 1301-1311. Date of Electronic Publication: 2021 Jan 20.