The world’s first major study of the independently reviewed Pfizer / BioNTech vaccine shows that the bullet is very effective in preventing COVID-19, at a time when could be very important for countries that want to end locks and reopen economies.
To date, most data on the efficacy of COVID-19 vaccines have come under controlled conditions in clinical trials, leaving an element of uncertainty as to how results would translate into reality. world with its invisible variables.
The Israeli research – two months into one of the fastest releases in the world, providing a rich database – showed two measurements of the Pfizer cases cut by COVID-19 symbolic cases by 94 % across all age groups, and near-actual illnesses.
The study of about 1.2 million people also showed that one picture was 57% effective in protecting against symptomatic diseases after two weeks, according to data published and peer-reviewed in the New England Journal of Medicine Wednesday.