Evidence on COVID-19 vaccine efficacy/effectiveness (VE) in preventing asymptomatic SARS-CoV-2 infections is needed to guide public health recommendations for vaccinated people. We report interim results of a living systematic review. We identified a total of 30 studies that investigated VE against symptomatic and/or asymptomatic infection. In fully vaccinated individuals, VE against symptomatic and asymptomatic infections was 80–90% in nearly all studies. Fully vaccinated persons are less likely to become infected and contribute to transmission.
All Keywords
【저자키워드】 COVID-19, SARS-CoV-2, vaccination, systematic review, vaccine effectiveness, 【초록키워드】 public health, COVID-19 vaccine, SARS-COV-2 infection, Infection, Transmission, Asymptomatic, symptomatic, asymptomatic infection, vaccinated individuals, recommendation, investigated, less, contribute, symptomatic and asymptomatic, 【제목키워드】 COVID-19 vaccine, Effectiveness,
【저자키워드】 COVID-19, SARS-CoV-2, vaccination, systematic review, vaccine effectiveness, 【초록키워드】 public health, COVID-19 vaccine, SARS-COV-2 infection, Infection, Transmission, Asymptomatic, symptomatic, asymptomatic infection, vaccinated individuals, recommendation, investigated, less, contribute, symptomatic and asymptomatic, 【제목키워드】 COVID-19 vaccine, Effectiveness,