Zobrazeno 1 - 10
of 250
pro vyhledávání: '"Jennifer A Schrack"'
Autor:
Marta Karas, John Muschelli, Andrew Leroux, Jacek K Urbanek, Amal A Wanigatunga, Jiawei Bai, Ciprian M Crainiceanu, Jennifer A Schrack
Publikováno v:
JMIR mHealth and uHealth, Vol 10, Iss 7, p e38077 (2022)
BackgroundGiven the evolution of processing and analysis methods for accelerometry data over the past decade, it is important to understand how newer summary measures of physical activity compare with established measures. ObjectiveWe aimed to compa
Externí odkaz:
https://doaj.org/article/2074236cc8b64eb4afa5e153d93c2acd
Autor:
Lacey H. Etzkorn, Anis Davoudi, Erin E. Dooley, Kelley P. Gabriel, Lin Yee Chen, Ciprian M. Crainiceanu, Jennifer A. Schrack, Amal A. Wanigatunga
Publikováno v:
BMC Digital Health, Vol 2, Iss 1, Pp 1-9 (2024)
Abstract Introduction The Zio® XT continuous ambulatory electrocardiographic monitor (Zio) contains an accelerometer that can help quantify an individual’s physical activity in the free-living environment. Purpose (1) To estimate activity cut-poin
Externí odkaz:
https://doaj.org/article/31c38e9e08404e84811dcd71c2f90fdf
Autor:
Chenxin Tian, Jennifer A. Schrack, Yuri Agrawal, Yang An, Yurun Cai, Hang Wang, Alden L. Gross, Qu Tian, Eleanor M. Simonsick, Luigi Ferrucci, Susan M. Resnick, Amal A. Wanigatunga
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-11 (2024)
Abstract Sensory impairment and brain atrophy is common among older adults, increasing the risk of dementia. Yet, the degree to which multiple co-occurring sensory impairments (MSI across vision, proprioception, vestibular function, olfactory, and he
Externí odkaz:
https://doaj.org/article/50297d47b7dc4729ac1f3b7bf27f8a3b
Autor:
Jennifer A Schrack, Vadim Zipunnikov, Jeff Goldsmith, Karen Bandeen-Roche, Ciprian M Crainiceanu, Luigi Ferrucci
Publikováno v:
PLoS ONE, Vol 9, Iss 4, p e93520 (2014)
Accurate measurement of free-living energy expenditure is vital to understanding changes in energy metabolism with aging. The efficacy of heart rate as a surrogate for energy expenditure is rooted in the assumption of a linear function between heart
Externí odkaz:
https://doaj.org/article/f84cf77571ef483cb3c056303e8bf455
Autor:
Antonio Terracciano, Jennifer A Schrack, Angelina R Sutin, Wayne Chan, Eleanor M Simonsick, Luigi Ferrucci
Publikováno v:
PLoS ONE, Vol 8, Iss 1, p e54746 (2013)
Personality traits and cardiorespiratory fitness in older adults are reliable predictors of health and longevity. We examined the association between personality traits and energy expenditure at rest (basal metabolic rate) and during normal and maxim
Externí odkaz:
https://doaj.org/article/1db9bbe917c14a789ac3a10bb6787fc4
Publikováno v:
PLoS ONE, Vol 5, Iss 2, p e9292 (2010)
Recent introduction of the Cosmed K4b(2) portable metabolic analyzer allows measurement of oxygen consumption outside of a laboratory setting in more typical clinical or household environments and thus may be used to obtain information on the metabol
Externí odkaz:
https://doaj.org/article/84f51076da6b495aa93cf4edddc8d6e5
Autor:
Francesca R. Marino, Hau-Tieng Wu, Lacey Etzkorn, Mary R. Rooney, Elsayed Z. Soliman, Jennifer A. Deal, Ciprian Crainiceanu, Adam P. Spira, Amal A. Wanigatunga, Jennifer A. Schrack, Lin Yee Chen
Publikováno v:
Sensors, Vol 24, Iss 13, p 4060 (2024)
Low physical activity (PA) measured by accelerometers and low heart rate variability (HRV) measured from short-term ECG recordings are associated with worse cognitive function. Wearable long-term ECG monitors are now widely used, and some devices als
Externí odkaz:
https://doaj.org/article/8de5751eee574c9f9a3f66bd147bb548
Autor:
Nicholas S. Reed, Lisa Gravens‐Mueller, Alison R. Huang, Adele M. Goman, Christine M. Mitchell, Michelle L. Arnold, Spencer Bolton, Sheila Burgard, Theresa H. Chisolm, David Couper, Jennifer A. Deal, Joshua Evans, Sarah Faucette, Nancy W. Glynn, Theresa Gmelin, Kathleen M. Hayden, Elizabeth Miller, Melissa Minotti, Thomas Mosley, Stacee Naylor, James S. Pankow, James Russell Pike, Victoria A. Sanchez, Jennifer A. Schrack, Josef Coresh, Frank R. Lin, for the ACHIEVE Collaborative Research Group
Publikováno v:
Alzheimer’s & Dementia: Translational Research & Clinical Interventions, Vol 10, Iss 1, Pp n/a-n/a (2024)
Abstract INTRODUCTION Hearing loss is highly prevalent among older adults and independently associated with cognitive decline. The Aging and Cognitive Health Evaluation in Elders (ACHIEVE) study is a multicenter randomized control trial (partially ne
Externí odkaz:
https://doaj.org/article/9a694a2d908b4276b13bcb50ce91c8cd
Autor:
Ryan J. Dougherty, Amal A. Wanigatunga, Yang An, Qu Tian, Eleanor M. Simonsick, Marilyn S. Albert, Susan M. Resnick, Jennifer A. Schrack
Publikováno v:
Alzheimer’s & Dementia: Diagnosis, Assessment & Disease Monitoring, Vol 15, Iss 4, Pp n/a-n/a (2023)
Abstract INTRODUCTION White matter hyperintensities (WMHs) increase with age and contribute to cognitive and motor function decline. Energy costs for mobility worsen with age, as the energetic cost of walking increases and energetic capacity declines
Externí odkaz:
https://doaj.org/article/3c5534a9f1e84c34ba6f6b72fe742d25
Autor:
Anis Davoudi, Jacek K. Urbanek, Lacey Etzkorn, Romil Parikh, Elsayed Z. Soliman, Amal A. Wanigatunga, Kelley Pettee Gabriel, Josef Coresh, Jennifer A. Schrack, Lin Yee Chen
Publikováno v:
Sensors, Vol 24, Iss 3, p 761 (2024)
Background: Combination devices to monitor heart rate/rhythms and physical activity are becoming increasingly popular in research and clinical settings. The Zio XT Patch (iRhythm Technologies, San Francisco, CA, USA) is US Food and Drug Administratio
Externí odkaz:
https://doaj.org/article/82015b1009594e048c91f258023feca7