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COVID-19 vaccine effectiveness among healthcare workers in Portugal: results from a hospital-based cohort study, December 2020 to November 2021

2022-01-07 epidemiology Title + abstract only
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IntroductionHealthcare workers (HCW) were amongst the first prioritized for COVID-19 vaccination but data on COVID-19 vaccine effectiveness among HCW is still limited. This study aims to estimate the COVID-19 vaccine effectiveness (VE) against SARS-CoV-2 symptomatic infection among HCW from Portuguese hospitals. MethodsIn this prospective cohort study, we analysed data from HCW (all professional categories) from two central hospitals in the Lisbon and Tagus Valley and Centre regions of mainland...

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