In France, the average length of hospital stay for acute upper respiratory infections and influenza cases is projected to rise from 5.5 days in 2024 to 6.8 days in 2028. This indicates a year-on-year increase averaging around 5.5%, with an overall compound annual growth rate (CAGR) of approximately 5.5% from 2024 to 2028. The observed upward trend suggests that hospital stays for these conditions are lengthening over time.

Future trends to watch for include:

Potential improvements in medical protocols that could impact average stay durations.
The impact of new vaccines and treatments that might stabilize or reduce stay lengths.
Seasonal variations in influenza and upper respiratory infections affecting annual average stay lengths.