The updated COVID\u002D19 boosters from Pfizer Inc/BioNTech SE and Moderna helped prevent symptomatic infections against the new XBB\u002Drelated subvariants, offering…
“Today we have additional evidence to show that these updated vaccines are protecting people against the latest COVID-19 variants,” Dr. Brendan Jackson, head of the U.S. Centers for Disease Control and Prevention’s COVID-19 response, told reporters in a briefing.Sign up to receive daily headline news from Ottawa Citizen, a division of Postmedia Network Inc.By clicking on the sign up button you consent to receive the above newsletter from Postmedia Network Inc.
For the study, researchers reviewed COVID-19 cases from Dec. 1 through Jan. 13, a period in which U.S. circulation of XBB and XBB.1.5 increased. It showed that the updated vaccine helped prevent illness in roughly half of the people who had previously received two to four doses of the original COVID-19 vaccine, CDC said.
Although not reflected in the study, Jackson said data to be released later on Wednesday shows the updated vaccine reduced the risk of death from COVID-19 by more than twofold compared with vaccinated people who had not received the updated booster. The updated shot also reduced the risk of death from COVID-19 by nearly 13-fold in people who are unvaccinated.Article content
Link-Gelles said the estimates are for symptomatic infection, which CDC defined as one or more symptom of COVID-19. Given the findings, the CDC urged people to stay up to date on their recommended COVID-19 vaccines.
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