685,858 possible cases of reinfection identified between March 2, 2021 and March 20, 2022, of which 95.2% since December 6, 2021 (start of distribution of the Omicron variant in France).50% of possible cases of reinfection were between 18 and 40 years old.
88% of possible cases of reinfection for which a screening result was available and interpretable for the reinfection episode had a result suggestive of Omicron.
