Occupational risk of SARS-CoV-2 infection and reinfection during the second pandemic surge: a cohort study.
Antonio LeidiAmandine BernerRoxane DumontRichard DubosFlora KoeglerGiovanni PiumattiNicolas VuilleumierLaurent KaiserJean-François BalavoineDidier TronoDidier PittetFrançois ChappuisOmar KheradDelphine Sophie CourvoisierAndrew S AzmanMaria Eugenia ZaballaIdris GuessousSilvia Stringhininull nullPublished in: Occupational and environmental medicine (2021)
A 10-fold reduction in the hazard of being virologically tested positive was observed among anti-SARS-CoV-2 seropositive essential workers regardless of their sector of occupation, confirming the seroprotective effect of a previous SARS-CoV2 exposure at least 6 months after infection.