Key Points

COVID-19

• Decline in viral circulation. This trend is evident in virological surveillance indicators (incidence, positivity, and testing rates), which are decreasing across all age groups and departments

• The BA.2 sublineage became the dominant strain in S09 and accounts for 93.1% of interpretable sequences from the Flash S19 survey (05/09)

• Decrease in emergency department visits for suspected COVID-19

• Decrease in new hospitalizations and new admissions to critical care

• Stable number of COVID-19 cases in ESMS

Influenza and influenza-like illness

• Second week outside of an epidemic

• In week 20, activity related to flu-like illnesses was stable in hospital emergency departments

Acute gastroenteritis

• High activity level

• In week 20, activity related to gastroenteritis was slightly higher in hospital emergency departments