Transmissibility of asymptomatic COVID-19: Data from Japanese clusters

• Published in: International journal of infectious diseases Vol. 105; pp. 236 - 238
• Main Authors: Nakajo, Ko, Nishiura, Hiroshi
• Format: Journal Article
• Language: English
• Published: Canada Elsevier Ltd 01.04.2021; The Author(s). Published by Elsevier Ltd on behalf of International Society for Infectious Diseases; Elsevier
• Subjects: Asymptomatic Infections; Basic Reproduction Number; Contact tracing; COVID-19 - transmission; Female; Humans; Inapparent infection; Japan - epidemiology; Male; Mathematical model; Middle Aged; SARS-CoV-2; Short Communication; Subclinical infection; The basic reproduction number; Transmissibility; Japan; The basic reproduction number; Contact tracing; Inapparent infection; Subclinical infection; Transmissibility; Mathematical model

•Cluster-based approach in Japan brought all contacts under close observation with laboratory testing.•The very first cluster in Tokyo and Kanagawa (n = 36) that included 12 asymptomatic individuals was analyzed.•Relative infectiousness of asymptomatically infected cases was estimated to be 0.27 (95...