Key Points

In Week 01, there was a sharp increase in SARS-CoV-2 transmission and a rise in new hospital admissions and critical care admissions, significantly increasing the strain on hospital capacity.

• Mainland France:

  • Highest incidence rates among 20- to 29-year-olds (> 5,200 per 100,000 inhabitants) and 10- to 19-year-olds (> 4,500)

  • Incidence rates > 2,000 in all regions

  • Increase in new hospitalizations and admissions to critical care across most of the country

  • Less pronounced increase in hospitalizations during this wave, relative to the rise in incidence

  • Stable proportion of 0-17-year-olds among hospitalized COVID-19 patients

• Overseas territories:

  • Incidence rate > 2,000 in all regions

  • Very high rates of new hospitalizations in French Guiana, Mayotte, and Réunion

Variants

• 89% of screened tests showed a profile consistent with the Omicron variant in S01

• Omicron accounted for 65% of interpretable sequences in the Flash S52 survey of December 27, 2021

Prevention

• Vaccination as of January 11, 2022 (Covid Vaccine data):

  • 77.6% of the total population had received a full primary vaccination series

  • 55.7% of those aged 18 and older had received a booster dose (66.8% of eligible individuals) and 76.4% of those aged 65 and older (85.5% of eligible individuals)

• Importance of combined measures:

  • Complete vaccination series with a booster shot as early as three months

  • Adherence to preventive measures, including mask-wearing and contact reduction, as well as other recommended measures such as frequent ventilation of enclosed spaces, teleworking, and participation in contact tracing

Learn more

• See our report on the COVID-19 pandemic

• Visit our page on variants

• Visit our page on contact tracing

• Visit our page on "Le point sur" publications

• View all national epidemiological updates