About 7000 people in the UK would not have died or been admitted to hospital due to covid-19 over the summer of 2022 if they had been fully vaccinated against the virus, a large study has found. This marks the first time the health consequences of covid-19 vaccine hesitancy have been calculated for an entire country.
Since the advent of the omicron variant, covid-19 vaccines are no longer very effective at stopping people from getting infected, but they still cut the risk of dying or needing to be admitted to hospital due to the virus.
Catherine Sudlow at the University of Edinburgh in the UK and her colleagues used health service data for the country to explore how much of an effect vaccination had on hospital cases and deaths in the summer of 2022, when most covid-19 restrictions had ended there.
Sudlow’s team included data from 1 June to 30 September 2022, spanning a covid-19 wave that peaked in July. During this period, 40,000 people either died or needed to be…