Medical Health Cluster


Vaccination Status in School Children and Risk for COVID-19

A real-world, prospective study in a secondary school system showed risk for symptomatic infection to be 9 times higher in unvaccinated children. Recent surveys suggest that many parents are reluctant to permit SARS-CoV-2 vaccination for their school-aged children. In this study, researchers in North Carolina used a private secondary school […]

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COVID-19–Related School Closures and Learning Modality Changes — United States, August 1–September 17, 2021

Beginning in January 2021, the U.S. government prioritized ensuring continuity of learning for all students during the COVID-19 pandemic (1). To estimate the extent of COVID-19–associated school disruptions, CDC and the Johns Hopkins University Applied Physics Laboratory used a Hidden Markov Model (HMM) (2) statistical approach to estimate the most […]

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