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Effectiveness of COVID-19 Vaccines Against Hospitalization in Latin America During Three Pandemic Waves, 2021-2022: A Test-Negative Case-Control Design

2023-06-15

Abstract excerpt

Background: Vaccine effectiveness (VE) is essential to monitor the performance of vaccines and generate strategic information to guide decision making. We pooled data from six Latin American countries to estimate the effectiveness of COVID-19 vaccines in preventing laboratory-confirmed SARS-CoV-2 hospitalization during three different pandemic waves from February 2021 to September 2022.<br><br>Methods: We used a t...

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Literature Corpus work
bf7b5da4-10ec-5dc9-9df8-e293c093a5c1
DOI
10.2139/ssrn.4477237
Open publication

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