Key Points

• In week 48, from November 27 to December 3, 2023, overall activity in the network remained stable across all age groups.

• Among children under one year of age, bronchiolitis showed a relative decrease (-6%) for the first week and was comparable to 2022.

• Among children under 15, all seasonal respiratory indicators are on the rise. Procedures for pneumonia continue to increase (+36%) to levels far higher than in previous years. We note an increase in suspected COVID-19 infections (+19%) and influenza/flu-like illness (+11%).

• Among adults, respiratory indicators are on the rise, such as suspected COVID-19 infections (+28%), influenza/influenza-like illness (+34%), pneumonia (+23%, significantly higher than in previous years), acute bronchitis (+14%), and upper respiratory tract conditions (+9%).

• Among other indicators, cases are increasing for vomiting (+12%), conjunctivitis across all age groups (+7%), and asthma in those over 15 years of age (+9%), at levels comparable to previous years.