Effectiveness of the Pfizer-BioNTech and Oxford-AstraZeneca vaccines on covid-19 related symptoms, hospital admissions, and mortality in older adults in England: test negative case-control study

Lopez Bernal, Jamie; Andrews, Nick; Gower, Charlotte; Robertson, Chris; Stowe, Julia; Tessier, Elise; Simmons, Ruth; Cottrell, Simon; J. Roberts, Richard; G. O’Doherty, Mark; Brown, Kevin; Cameron, Claire; Stockton, Diane; McMenamin, Jim; Ramsay, Mary

doi:10.1136/bmj.n1088

Public

Effectiveness of the Pfizer-BioNTech and Oxford-AstraZeneca vaccines on covid-19 related symptoms, hospital admissions, and mortality in older adults in England: test negative case-control study

Published in BMJ • May 13, 2021

Authors:

Jamie Lopez Bernal

Nick Andrews

Charlotte Gower

Abstract

OBJECTIVE: To estimate the real world effectiveness of the Pfizer-BioNTech BNT162b2 and Oxford-AstraZeneca ChAdOx1-S vaccines against confirmed covid-19 symptoms (including the UK variant of concern B.1.1.7), admissions to hospital, and deaths. DESIGN: Test negative case-control study. SETTING: Comm...

Subject

Coronavirus disease 2019 (COVID-19)

Medicine

2019-20 coronavirus outbreak

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