Objective To determine the rates of asymptomatic viral carriage and seroprevalence of SARS-CoV-2 antibodies in healthcare workers. Design A cross-sectional study of asymptomatic healthcare workers undertaken on 24/25 April 2020. Setting University Hospitals Birmingham NHS Foundation Trust (UHBFT), UK. Participants 545 asymptomatic healthcare workers were recruited while at work. Participants were invited to participate via the UHBFT social media. Exclusion criteria included current symptoms consistent with COVID-19. No potential participants were excluded.

 

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