One AstraZeneca COVID-19 vaccine dose gives 80% lower death risk: English data
Data from the rollout of AstraZeneca's COVID-19 vaccine shows one dose of the shot results in 80 per cent less risk of death from the disease, ...
WorldA vial of AstraZeneca coronavirus vaccine is seen at a vaccination centre in Westfield Stratford City shopping centre, amid the outbreak of coronavirus disease (COVID-19), in London, Britain, on Feb 18, 2021. (Photo: REUTERS/Henry Nicholls)11 May 2021 03:31AM
Share this contentBookmarkLONDON: Data from the rollout of AstraZeneca's COVID-19 vaccine shows one dose of the shot results in 80 per cent less risk of death from the disease, Public Health England said on Monday (May 10).It also said protection against death from the Pfizer-BioNTech vaccine rises from approximately 80 per cent after one dose to 97 per cent after two doses in its new analysis.
AdvertisementAdvertisementPHE said the study was the first on protection against mortality from the AstraZeneca vaccine based on data from a real world setting.The study looked at new symptomatic cases of COVID-19 between December and April and people who died within 28 days of their positive test by vaccination status. headtopics.com
People who had a single dose of AstraZeneca vaccine were 55 per cent protected against death, with a figure of 44 per cent protection for a single dose of Pfizer, compared to unvaccinated people."Combined with the protection vaccines offer against becoming a case in the first place, this is equivalent to approximately 80 per cent protection against mortality in individuals vaccinated with a single dose of either vaccine," PHE said in a statement.
AdvertisementAdvertisementProtection against mortality from the Pfizer-BioNTech vaccine improved to 69 per cent for cases who had their second dose at least a week before they tested positive. Combined with the estimated protection from getting COVID-19 to start with, this is equivalent to an estimated 97 per cent protection, PHE said.
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