Key Points

• From August 6, 2020, to August 11, 2020, Météo-France issued red alerts for 2 departments, orange alerts for 2 departments, and yellow alerts for 1 department.

• Total healthcare utilization: Increase between August 6, 2020, and August 11, 2020, in emergency room visits for all causes (all ages) and hospitalizations following emergency room visits for all causes (age 75 and older).

• Healthcare utilization for the iCanicule composite indicator: Increase between August 6, 2020, and August 11, 2020, in the proportion of emergency room visits attributed to iCanicule among all coded visits (all ages), and in the proportion of hospitalizations following visits attributed to iCanicule among all coded hospitalizations (age 75 and older), followed by a decline since then. After peaking on August 8 and 9, the indicators have been declining.