The omicron booster shots performed better in preventing infections in all adult age groups, with more protection for people who waited longer to get them.
www.nbcnews.com
The first real-world data on the new omicron vaccines find that they are better at preventing
symptomatic Covid infections than the earlier doses, the Centers for Disease Control and Prevention said Tuesday.
The findings fortify messaging from public health officials that the new shots, from Pfizer-BioNTech and Moderna, should provide people with the best protection against Covid this winter, according to the CDC report.
Both Pfizer’s and Moderna’s new boosters
target BA.4 and BA.5, along with the original coronavirus strain, in a single dose.
The vaccine efficacy from the new boosters isn't "stellar," said Dr. Ofer Levy, the director of the Precision Vaccines Program at Boston Children’s Hospital, noting that scientists would love to see a vaccine that blocks infections entirely.
But, he said, it is "something" and outperforms earlier doses of the original formulation...