Clinical outcomes in hospitalized vaccine-breakthrough COVID-19 cases compared with contemporary unvaccinated hospitalized adults
Abstract
Summary
The inactivated SARS-CoV-2 vaccine (CoronaVac®) has been the principal vaccine used in Chile’s pre-booster immunization campaign. We compared major outcomes in 260 hospitalized vaccinated vs 507 unvaccinated adults with COVID-19 (mid-2021). The vaccinated group was much older, required less critical care, had lower hospital mortality (adjusted by age), and had shorter hospitalization than the unvaccinated. Benefits were most pronounced in those older than 59 years
Objective
To compare major outcomes in fully vaccinated and unvaccinated adult persons hospitalized for COVID-19 in a general private hospital in Santiago, Chile during mid2021.
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