Japanese Journal of Infectious Diseases • Vol 74 • No 5
Positive Ratio of Polymerase Chain Reaction (PCR) and Validity of Pre-Screening Criteria at an Outpatient Screening Center during the Early Phase of the COVID-19 Epidemic in Japan
February 2021 • Satoshi Ide, Kayoko Hayakawa, Kei Yamamoto, Shinya Tsuzuki, Junko Tanuma, Kaori Ohara, Gen Yamada, Ayako Okuhama, Kohei Kanda, Tetsuya Suzuki, Yutaro…
Despite the increase in COVID-19 cases globally, the number of cases in Japan has been relatively low, and an explosive surge in the prevalence has not occurred. In March 2020, the Ministry of Health, Labour and Welfare (MHLW) in Japan recommended the original criteria for polymerase chain reaction (PCR) testing, although there was a lack of evidence for appropriate targets for COVID-19 testing. This study aimed to evaluate the COVID-19 positive ratio and pre-screening criteria in Tokyo immediately after the insur…