The company’s interim analysis, conducted by an independent data monitoring committee, looked at 94 infections out of nearly 44,000 study participants who got two doses of the vaccine or a placebo. The vast majority of those who tested positive were given a placebo, suggesting the vaccine may be far more effective than expected.
Pfizer says its coronavirus vaccine may be more than 90% effective, early analysis shows
Prepare Now Before its too Late
Discover where products are available & compare prices
