The Rate of Underascertainment of Novel Coronavirus (2019-nCoV) Infection: Estimation Using Japanese Passengers Data on Evacuation Flights

• Published in: Journal of clinical medicine Vol. 9; no. 2; p. 419
• Main Authors: Nishiura, Hiroshi, Kobayashi, Tetsuro, Yang, Yichi, Hayashi, Katsuma, Miyama, Takeshi, Kinoshita, Ryo, Linton, Natalie M, Jung, Sung-Mok, Yuan, Baoyin, Suzuki, Ayako, Akhmetzhanov, Andrei R
• Format: Journal Article
• Language: English
• Published: Switzerland MDPI AG 04.02.2020; MDPI
• Subjects: Asymptomatic; Clinical medicine; Confidence intervals; Coronaviruses; COVID-19; Disease transmission; Exports; Fatalities; Infections; Pandemics; Population; China; Japan; epidemiology; diagnosis; statistical inference; importation; travel; ascertainment

From 29 to 31 January 2020, a total of 565 Japanese citizens were evacuated from Wuhan, China on three chartered flights. All passengers were screened upon arrival in Japan for symptoms consistent with novel coronavirus (2019-nCoV) infection and tested for presence of the virus. Assuming that the me...