The emergence of the Omicron variant, discovered at the end of 2021 in South Africa, has caused the number of Sars-CoV-2 reinfections to explode.
The fact was known, and it is now quantified for France, thanks to the publication of first data on the subject by Public Health France (SPF).
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Covid-19: the lesser severity of Omicron confirmed
417,000 cases of possible reinfections have been identified by the organization over the past year, of which 92% occurred after December 1, 2021. Some 3,800 unlucky people were even infected with the virus three times…
“With the appearance of Omicron, the frequency of reinfections has increased very sharply
, explains Sibylle Bernard-Stoecklin, epidemiologist at Public Health France during the weekly update organized by the organization.
Reinfections represented less than 1% of confirmed cases through December 2021, and 3.6% of cases between December 5, 2021 and January 27, 2022, the end of the study period.
The phenomenon has therefore become more common, without having a major impact on the dynamics...
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