Table 6. Percentage of hospitalizations that resulted in intensive care unit admissions in Canada by season and age group, seasons 2014–2015 to 2022–2023a.
| Age group (years) |
Influenza season | |||||||
|---|---|---|---|---|---|---|---|---|
| 2014–2015 | 2015–2016 | 2016–2017 | 2017–2018 | 2018–2019 | 2019–2020 | 2021–2022 | 2022–2023 | |
| 0–4 | 4% | 5% | 4% | 13% | 12% | 10% | 10% | 9% |
| 5–19 | 6% | 6% | 6% | 18% | 13% | 14% | 6% | 7% |
| 20–44 | 9% | 14% | 8% | 14% | 22% | 10% | 11% | 11% |
| 45–64 | 10% | 17% | 9% | 19% | 28% | 20% | 13% | 14% |
| 65+ | 4% | 7% | 3% | 7% | 12% | 10% | 7% | 6% |
| Overall | 5% | 10% | 4% | 10% | 17% | 12% | 9% | 9% |
a The 2020–2021 season was excluded from Table 6 as no influenza hospitalizations were reported