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Effects of School-Based Preventive Measures on COVID-19 Incidence, Hong Kong, 2022
Emerging Infectious Diseases
|July 25, 2023
Abstract:
We show that school closures reduced COVID-19 incidence rates in children by 31%-46% in Hong Kong in 2022. After school reopening accompanied by mask mandates, daily rapid testing, and vaccination requirements, school-reported cases correlated with community incidence rates. Safe school reopening is possible when appropriate preventive measures are used.
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