Time-dependent changes in the seroprevalence of COVID-19 in asymptomatic liver disease outpatients in an area in Japan undergoing a second wave of COVID-19.
Goki SudaKoji OgawaMegumi KimuraOsamu MaeharaTakashi KitagatayaMasatsugu OharaYoshimasa TokuchiAkinori KuboRen YamadaTaku ShigesawaKazuharu SuzukiNaoki KawagishiMasato NakaiTakuya ShoMitsuteru NatsuizakaKenichi MorikawaNaoya SakamotoPublished in: Hepatology research : the official journal of the Japan Society of Hepatology (2020)
The Elecsys Anti-SARS-CoV-2 assay has high specificity. The cumulative seroprevalence of COVID-19 by the Elecsys Anti-SARS-CoV-2 assay in outpatients with liver disease in Sapporo, who were asymptomatic for COVID-19, was 0.17% (1/600; 95% CI, 0.0-0.9%) until May 2020.