Infect Control Hosp Epidemiol. 2020 Aug 26:1-9. doi: 10.1017/ice.2020.441. Online ahead of print.
In one week, 7,5% (9 in 120) asymptomatic inpatients were diagnosed with COVID-19 at a hospital with universal face masks policy. Median length of stay was 11 days, suggesting nosocomial infections. Most were presymptomatic with median cycle threshold value of 22, indicating high viral loads.
PMID:32843119 | DOI:10.1017/ice.2020.441