Effectiveness of four vaccines in preventing SARS-CoV-2 infection in Almaty, Kazakhstan in 2021: retrospective population-based cohort study

Effectiveness of four vaccines in preventing SARS-CoV-2 infection in Almaty, Kazakhstan in 2021: retrospective population-based cohort study

BackgroundIn February 2021 Kazakhstan began offering COVID-19 vaccines to adults. Breakthrough SARS-CoV-2 infections raised concerns about real-world vaccine effectiveness. We aimed to evaluate effectiveness of four vaccines against SARS-CoV-2 infection.MethodsWe conducted a retrospective cohort ana...

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Bibliographic Details
Main Authors: Dilyara Nabirova, Roberta Horth, Manar Smagul, Gaukhar Nukenova, Aizhan Yesmagambetova, Daniel Singer, Alden Henderson, Alexey Tsoy
Format: Article
Language:English
Published: Frontiers Media S.A. 2023-06-01
Series:Frontiers in Public Health
Subjects:
COVID-19
vaccine effectiveness
breakthrough infection
SARS-CoV-2
QazVac
Kazakhstan
Online Access:https://www.frontiersin.org/articles/10.3389/fpubh.2023.1205159/full

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