COVID-19 risk assessment at the opening ceremony of the Tokyo 2020 Olympic Games

Microbial Risk Analysis（2021）

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摘要

•COVID-19 risk at the opening ceremony of Tokyo Olympic Games was assessed•Without measures, one infector entry produced 1.5–1.7 newly infected individuals•Prevention by organizers and spectators achieved a 99% risk reduction•Crude probability of infectors should be < 5 × 10−5 for the suppression of infection

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关键词

COVID-19,Infection risk,Mass gathering event,Solution-focused risk assessment,Tokyo 2020 Olympic/Paralympic Games

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