作者
An Pan, Li Liu, Chaolong Wang, Huan Guo, Xingjie Hao, Qi Wang, Jiao Huang, Na He, Hongjie Yu, Xihong Lin, Sheng Wei, Tangchun Wu
发表日期
2020/5/19
期刊
Jama
卷号
323
期号
19
页码范围
1915-1923
出版商
American Medical Association
简介
Importance
Coronavirus disease 2019 (COVID-19) has become a pandemic, and it is unknown whether a combination of public health interventions can improve control of the outbreak.
Objective
To evaluate the association of public health interventions with the epidemiological features of the COVID-19 outbreak in Wuhan by 5 periods according to key events and interventions.
Design, Setting, and Participants
In this cohort study, individual-level data on 32 583 laboratory-confirmed COVID-19 cases reported between December 8, 2019, and March 8, 2020, were extracted from the municipal Notifiable Disease Report System, including patients’ age, sex, residential location, occupation, and severity classification.
Exposures
Nonpharmaceutical public health interventions includingcordons sanitaire, traffic restriction, social distancing, home confinement, centralized quarantine, and universal symptom survey.
Main …
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