作者
Katherine A Auger, Samir S Shah, Troy Richardson, David Hartley, Matthew Hall, Amanda Warniment, Kristen Timmons, Dianna Bosse, Sarah A Ferris, Patrick W Brady, Amanda C Schondelmeyer, Joanna E Thomson
发表日期
2020/9/1
期刊
Jama
卷号
324
期号
9
页码范围
859-870
出版商
American Medical Association
简介
Importance
In the US, states enacted nonpharmaceutical interventions, including school closure, to reduce the spread of coronavirus disease 2019 (COVID-19). All 50 states closed schools in March 2020 despite uncertainty if school closure would be effective.
Objective
To determine if school closure and its timing were associated with decreased COVID-19 incidence and mortality.
Design, Setting, and Participants
US population–based observational study conducted between March 9, 2020, and May 7, 2020, using interrupted time series analyses incorporating a lag period to allow for potential policy-associated changes to occur. To isolate the association of school closure with outcomes, state-level nonpharmaceutical interventions and attributes were included in negative binomial regression models. States were examined in quartiles based on state-level COVID-19 cumulative incidence per 100 000 residents at the …
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KA Auger, SS Shah, T Richardson, D Hartley, M Hall… - Jama, 2020