Key indicators

City-wide surveillance

• Sentinelles Network: downward trend with 71 (tele)consultations for acute respiratory infections per 100,000 inhabitants in week 2020-17 (82 in week 2020-16)

• SOS Médecins: downward trend with 606 COVID-19 cases per 10,000 procedures in week 2020-17 (839 in week 2020-16)

• LABM (3 labs): downward trend with 8% positive tests in week 2020-17 (17% in week 2020-16)

Surveillance in long-term care facilities, including nursing homes

• 6,293 cases of COVID-19 among residents, including 532 deaths in the facility and 415 in the hospital, reported through April 27.

Hospital surveillance

• Oscour® network: downward trend with 593 visits for suspected COVID-19 per 10,000 visits in week 2020-17 (814 in week 2020-16)

• Hospital laboratories: downward trend with 14% of tests positive in week 2020-17 (19% in week 2020-16)

Monitoring of severe cases

• Sentinel intensive care units: 423 severe COVID-19 cases reported by intensive care units, of which 51% were aged 65 and older, and 78% had at least one underlying medical condition.

Mortality surveillance

• Since mid-March, excess all-cause mortality has been observed at the regional level, with a peak observed in late March–early April.