You may have already seen the headline: The Pfizer vaccine’s effectiveness against COVID-19 infection drops to 12% in 5- to 11-year-olds.
"I encourage parents and guardians to consult their pediatrician about getting their children vaccinated, and boosted if eligible, as soon as they can," said Bassett, a study co-author.
Part of that talk would be telling them vaccination"is still the best option that we have right now for protection of kids in that age range,” he says. "The data are not surprising as the vaccine was developed in response to an earlier COVID-19 variant, and reduced effectiveness of two doses against the Omicron variant has been seen to some degree with all vaccines and ages," Bassett said.on MedRxiv. Preprints carry a caveat that the information"has not been certified by peer review.
In the 12- to 17-year-olds, vaccine efficacy dropped from 85% on Nov. 29 to 51% on Jan. 24, when Omicron accounted for 99% of circulating virus strains.
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