Key Points

In week 18 in Île-de-France, the decline in virological and hospital indicators continued, confirming the decrease in SARS-CoV-2 circulation. However, circulation remained at high levels, calling for continued vigilance.

• The crude incidence rate stood at 272 cases per 100,000 inhabitants and decreased for the fifth consecutive week.

• The same downward trend was observed for the testing rate (1,903 tests per 100,000 inhabitants) and the positivity rate (13.1%) at the regional level and across all departments in the Île-de-France region

• The BA.2 sublineage of the Omicron variant has been predominant in Île-de-France since late February 2022.

• SI-VIC data showed a decrease in new hospitalizations, new admissions to intensive care, and COVID-19-related hospital deaths.

• Vaccination coverage is increasing slowly in the region.