作者
Kevin A Brown, Aaron Jones, Nick Daneman, Adrienne K Chan, Kevin L Schwartz, Gary E Garber, Andrew P Costa, Nathan M Stall
发表日期
2021/2/1
期刊
JAMA internal medicine
卷号
181
期号
2
页码范围
229-236
出版商
American Medical Association
简介
Importance
Nursing home residents have been disproportionately affected by coronavirus disease 2019 (COVID-19). Prevention recommendations emphasize frequent testing of health care personnel and residents, but additional strategies are needed.
Objective
To develop a reproducible index of nursing home crowding and determine whether crowding was associated with COVID-19 cases and mortality in the first months of the COVID-19 epidemic.
Design, Setting, and Participants
This population-based retrospective cohort study included more than 78 000 residents across more than 600 nursing homes in Ontario, Canada, and was conducted from March 29 to May 20, 2020.
Exposures
The nursing home crowding index equaled the mean number of residents per bedroom and bathroom.
Main Outcomes and Measures
The cumulative incidence of COVID-19 cases confirmed by a validated nucleic acid amplification …
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