Key points

Epidemiological situation

In week 41, the circulation of SARS-CoV-2 increased in metropolitan France, with a rise in the incidence rate but a stable trend for national hospital indicators.

• Metropolitan France:

  • More pronounced increase in the incidence rate among people aged 60–89

  • Rising trend in hospital admissions in some regions

• Overseas France:

  • French Guiana: falling incidence and hospitalization rates but still high

Variants

• Delta variant identified in 99% of sequenced samples in Flash Surveys on September 21 and 28, 2021

Contact tracing

• Increase in the number of new cases and contacts identified in ContactCovid

• Rise in the proportion of people aged 65 and older among cases and contacts

Prevention

• Vaccination (COVID-19 vaccine data):

  • As of October 19, 75.9% of the French population had received at least one vaccine dose, and 73.9% were fully vaccinated

  • As of October 19, 13.7% of people aged 65 and older had received a booster dose

  • Lower vaccination coverage among adults living in vulnerable situations compared to the general population: 74.9% with at least one dose and 72.7% fully vaccinated (vs. 81.6% and 79.6%, respectively) as of October 17

• CoviPrev Survey for wave 28 (September 28–October 5, 2021): increase in sleep problems, anxiety, and depression compared to wave 26 (July 15–21, 2021)

• Importance of combining different measures: vaccination, including the booster for the population over 65 years of age, adherence to contact tracing, and compliance with preventive measures