Key Points

• The number of reported cases of Legionnaires’ disease among residents of Occitanie has remained stable in recent years

• A peak in reports in July 2021 (16% of the total number of cases reported for the year)

• A notification rate for Legionnaires' disease cases residing in Occitanie (2.5 per 100,000 inhabitants, lower than that of metropolitan France at 3.1 per 100,000 inhabitants)

• Characteristics of Legionnaires’ disease cases similar to those observed in metropolitan France, except for the median age: 70 years in Occitanie (increasing) versus 64 years in France

• Higher reporting rates among men (3.8 per 100,000) than among women (1.4 per 100,000). The incidence of Legionnaires' disease increases with age for both sexes

• A higher proportion of cases residing in nursing homes in Occitanie (8% versus 3% for the rest of France)