Mounting Data Shows J&J Vaccine as Effective as Pfizer and Moderna - The New York Times - 0 views
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During the summer months, the gaps — particularly between J.&J. and Pfizer — began to narrow. By now, all the vaccines seem to be performing about equally well against coronavirus infections; in fact, Johnson & Johnson appears to be holding up slightly better.
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As of Jan. 22, the latest data available, unvaccinated people were 3.2 times as likely to become infected as those who received the single-dose Johnson & Johnson vaccine; they were 2.8 times as likely to become infected as those who received two doses of the Moderna vaccine and 2.4 times as likely as those with two doses of Pfizer-BioNTech. Overall, then, the Johnson & Johnson vaccine appeared to be somewhat more protective against infection than the two alternatives.
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Dr. Corey said the results jibe with his experience in H.I.V. research with the adenovirus that forms the backbone of the Johnson & Johnson vaccine. “It has much longer durability than almost any other platform that we’ve ever worked with,” he said.
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