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He Pfizer Inc. i The BioNTech SE Covid-19 vaccine appeared to prevent the vast majority of receptors in Israel from becoming infected, providing the first real-world indication that immunization will slow coronavirus transmission.
The vaccine, which was launched in a national vaccination program that began Dec. 20, was 89.4% effective in preventing laboratory-confirmed infections, according to a copy of a draft publication posted on Twitter and confirmed by a person familiar with the work. The companies and the Israeli Ministry of Health worked together on the preliminary observational analysis, which has not yet been peer-reviewed.
The results, also reported in Der Spiegel, are the last in one series of positive data that will emerge from Israel, which has given more vaccines coveted per capita than anywhere else in the world. Almost half of the population has had at least one dose of vaccine. Separately, Israeli authorities said on Saturday that the firing of Pfizer-BioNTech was 99% effective. prevent deaths from the virus.
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Early results on laboratory-confirmed infections are important, as they show that the vaccine can also prevent asymptomatic carriers from spreading the virus that causes Covid-19, something that has not been clear until now. Stopping transmission in this way is a key factor as countries try to lift contact restrictions and reopen economies.
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Pfizer and BioNTech said they are working on a real-world analysis of Israel’s data, which will be shared as soon as it is complete. Spokesmen declined to comment on unpublished data.
Four-fifths of virus cases in Israel during the study time period, from 17 January to 6 February, were the most transmissible strain first identified in the UK. Israel’s vaccination campaign began just before the so-called B.1.1. Variant 7 appeared, which fueled infections and caused a third blockage on 8 January.
As of February 6, approximately 27% of people aged In Israel, aged 15 and over, he was completely vaccinated, with Pfizer-BioNTech firing the only vaccine available in the country at the time. People were considered fully vaccinated and included in the analysis if the data collected were more than 7 days after receiving their second dose.
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