Test negative case–control study of COVID-19 vaccine effectiveness for symptomatic SARS-CoV-2 infection among healthcare workers: Zambia, 2021–2022

Objectives The study aim was to evaluate vaccine effectiveness (VE) of COVID-19 vaccines in preventing symptomatic COVID-19 among healthcare workers (HCWs) in Zambia. We sought to answer the question, ‘What is the vaccine effectiveness of a complete schedule of the SARS-CoV-2 vaccine in preventing s...

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Bibliographic Details
Main Authors: Francis Dien Mwansa, Nathan Kapata, Roma Chilengi, Sombo Fwoloshi, Muzala Kapina, Kunda Musonda, Nyambe Sinyange, Patricia Bobo, Leora R Feldstein, Oliver Mweso, John Simwanza, Warren Malambo, Dabwitso Banda, Young M Yoo, Lloyd B Mulenga, Mazyanga Mazaba Liwewe, Simon Agolory, Jonas Hines
Format: Article
Language:English
Published: BMJ Publishing Group 2023-12-01
Series:BMJ Open
Online Access:https://bmjopen.bmj.com/content/13/12/e072144.full