Key Points

• In Week 49 (December 2–8, 2024), emergency department visits and hospitalizations following such visits remained stable compared to the previous week across all age groups

• Among respiratory indicators, there was an increase in emergency department visits for influenza/influenza-like illness among both children (+98%, or +760 visits) and adults (+64%, or +761 visits)

• To a lesser extent, there was also an increase in visits for bronchitis across all age groups (+9%, or +197 visits), ENT conditions among children aged 2–14 (+7%, or +495 visits), and pneumonia among adults (+7.5%, or +759 visits). Among children under 2 years of age, visits for bronchiolitis have stabilized

• Among other indicators, the following increases in visits are noteworthy:

  • for conjunctivitis across all age groups (+24%, or +213 visits)

  • among children for gastroenteritis (ages 2–14: +16%, or +220 visits), vomiting (+11%, or +144 visits), and isolated fever (+10%, or +405 visits),

  • among adults for isolated fever (+7%, or +58 visits) and among those aged 75 and older for gastroenteritis (+35%, or +57 visits)