COVID-19: Epidemiological Update for November 24, 2022

Key Points

In Week 46, all virological indicators (calculated based on antigen tests alone and all tests combined) and healthcare utilization indicators showed a resurgence of SARS-CoV-2 circulation across the country. Similarly, hospital indicators were on the rise again.

  • Mainland France:

    • Rising incidence rates

    • Rising positivity rates

    • Uptick in new hospitalizations and critical care admissions

  • Overseas territories:

    • Increasing incidence rates in most regions, particularly in French Guiana and Mayotte

Variants

  • Omicron sublineages: BA.5 is ubiquitous, accounting for 93% of sequences in the Flash S45 survey (11/07)

  • Among BA.5 sublineages, BQ.1.1 continues to rise (39% vs. 29% in Flash S43)

Prevention

  • Vaccination as of November 21, 2022 (Covid Vaccine data):

    • 6.1% of those aged 60–79 had received a booster tailored to the Omicron variant (8.6% of those eligible). Additionally, 31.2% of them are considered protected by vaccination.

    • 7.9% of those aged 80 and older had received a booster tailored to the Omicron variant (9.7% of those eligible) and 12.0% are considered protected

  • Given the active circulation of SARS-CoV-2, adherence to combined measures is essential:

    • up-to-date COVID-19 vaccination, particularly through a booster dose with a bivalent vaccine (against the original strain and the Omicron variant of SARS-CoV-2) for those eligible who have received their primary vaccination series, isolation in the event of a positive COVID-19 test and/or symptoms;

    • continued adherence to preventive measures: wearing a mask (in the presence of vulnerable individuals, in crowded indoor spaces, or during gatherings), handwashing, and ventilating enclosed spaces.

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