Key Points

Monitoring of Nosocomial COVID-19 Reports, e-SIN, France, March 1, 2020, to November 26, 2021

• 29% of French healthcare facilities reported at least one episode of nosocomial COVID-19

• 73% of the reports received corresponded to clusters (at least 3 linked cases)

• 77% of HC reports were confirmed or probable nosocomial cases

• 43% of CG episodes occurred in medical wards and 36% in follow-up care and rehabilitation units, long-term care units, and nursing home sectors

• 38% of cases identified among CG episodes were healthcare professionals working in healthcare facilities

• 23.8% of transmission scenarios identified a failure to identify the case upon admission