Survival analysis of time to SARS-CoV-2 PCR negativisation to optimise PCR prescription in health workers: the Henares COVID-19 healthcare workers cohort study.
Julio González Martin-MoroMarta Chamorro GómezGalicia Dávila FernándezAna Elices ApellanizAna Fernández HortelanoElena Guzmán AlmagroAngela Herranz VarelaCarlos Izquierdo RodríguezBeatriz Molina MontesGema Vanesa Sánchez MorenoAlberto Mohedano-GómezInés ContrerasJulio José González LópezPublished in: Occupational and environmental medicine (2021)
RT-PCR during the first 3 weeks leads to a high percentage of positive results. In the presence of respiratory symptoms, negativisation took nearly 1 week more. Those who developed antibodies needed longer time to negativisate.