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Waning effectiveness of BNT162b2 and ChAdOx1 covid-19 vaccines over six months since second dose: OpenSAFELY cohort study using linked electronic health records
OBJECTIVE: To estimate waning of covid-19 vaccine effectiveness over six months after second dose. DESIGN: Cohort study, approved by NHS England. SETTING: Linked primary care, hospital, and covid-19 records within the OpenSAFELY-TPP database. PARTICIPANTS: Adults without previous SARS-CoV-2 infectio...
Autores principales: | Horne, Elsie M F, Hulme, William J, Keogh, Ruth H, Palmer, Tom M, Williamson, Elizabeth J, Parker, Edward P K, Green, Amelia, Walker, Venexia, Walker, Alex J, Curtis, Helen, Fisher, Louis, MacKenna, Brian, Croker, Richard, Hopcroft, Lisa, Park, Robin Y, Massey, Jon, Morley, Jessica, Mehrkar, Amir, Bacon, Sebastian, Evans, David, Inglesby, Peter, Morton, Caroline E, Hickman, George, Davy, Simon, Ward, Tom, Dillingham, Iain, Goldacre, Ben, Hernán, Miguel A, Sterne, Jonathan A C |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
BMJ Publishing Group Ltd.
2022
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10441183/ https://www.ncbi.nlm.nih.gov/pubmed/35858698 http://dx.doi.org/10.1136/bmj-2022-071249 |
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