The data could be skewed because of different ways of testing vaccinated groups of people versus those who hadn’t been inoculated, according to the report. Public Health England also previously found that the Pfizer and BioNTech shot was 96% effective against hospitalization. Pfizer and BioNTech are confident in the protection and safety of the two-dose vaccine, Pfizer said in a statement on Friday. BioNTech is conducting a review of study data on the vaccine, a spokeswoman said. The delta variant first emerged in India and is spreading around the globe, sometimes infecting those already fully vaccinated against Covid.

Source: Mint July 23, 2021 12:33 UTC