Risk for SARS-CoV-2 Infection in Healthcare Workers, Turin, Italy

Emerg Infect Dis. 2021 Jan;27(1):303-305. doi: 10.3201/eid2701.203027. Epub 2020 Oct 6.


We measured severe acute respiratory syndrome coronavirus 2 spike protein subunits S1/S2 antibodies by using capillary electrophoresis and a chemiluminescence immunoassay for 5,444 active healthcare workers in Italy. Seroprevalence was 6.9% and higher among participants having contact with patients. Seroconversion was not observed in 37/213 previously infected participants.

Keywords: COVID-19; Italy; SARS-CoV-2; Turin; age; coronavirus; coronavirus disease; healthcare workers; respiratory infections; risk; screening; seroprevalence; severe acute respiratory syndrome coronavirus 2; viruses; zoonoses.

MeSH terms

  • COVID-19 / epidemiology*
  • Health Personnel*
  • Humans
  • Italy / epidemiology
  • SARS-CoV-2*