Estimating COVID-19 Vaccination and Booster Effectiveness Using Electronic Health Records From an Academic Medical Center in Michigan
AJPM Focus(2022)
摘要
•Studying vaccine effectiveness is crucial for informing public health interventions.•COVID-19 vaccines lowered infection rates by >60% in 2021.•COVID-19 vaccines lowered severe outcomes rates by >74% in 2021.•Vaccines’ protection against severe outcomes was persistent throughout 2021.•Boosters remarkably improved protection against both severe outcomes and infections.
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关键词
COVID-19,vaccines,electronic health records
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