WASHINGTON — AstraZeneca may have included “outdated information” in touting the effectiveness of its COVID-19 vaccine in a U.S. study, federal health officials said Tuesday in an unusual public rift that could further erode confidence in the shot.
In response, AstraZeneca said that it is working on more up-to-date information and that the more recent findings are consistent with its initial announcement that the vaccine offered strong protection. It promised an update within 48 hours.
In an extraordinary rebuke, just hours after AstraZeneca on Monday announced its vaccine worked well in the U.S. study, an independent panel that oversees the study scolded the company for cherry-picking data, according to a senior administration official. Continue reading.