Historical Data
Influenza
Summary of laboratory-confirmed seasonal influenza cases in Alberta, 2019-2020 to 2023-2024
Season
|
Cases (n)
|
Influenza A cases (n)
|
Influenza B cases (n)
|
Hospitalizations (n)
|
ICU admissions (n)
|
Deaths (n)
|
2023-2024
|
2,686
|
2,604
|
82
|
488
|
60
|
17
|
2022-2023
|
9,784
|
9,071
|
713
|
2,158
|
223
|
123
|
2021-2022
|
2,908
|
2,905
|
3
|
530
|
54
|
19
|
2020-2021
|
0
|
0
|
0
|
0
|
0
|
0
|
2019-2020
|
8,444
|
4,697
|
3,747
|
1,609
|
161
|
37
|
Note: A hospital or ICU admission in a laboratory-confirmed influenza case is counted when the reason for admission is either directly resulting from the disease, or when the disease is a contributing factor for the admission.
Respiratory Syncytial Virus
Summary of laboratory-confirmed RSV cases in Alberta, 2019-2020 to 2023-2024
Season
|
Cases (n)
|
2023-2024
|
583
|
2022-2023
|
6,943
|
2021-2022
|
4,411
|
2020-2021
|
17
|
2019-2020
|
2,777
|
Historical data
COVID-19
Summary of laboratory-confirmed COVID-19 cases in Alberta, 2019-2020 to 2023-2024
Season
|
Cases (n)
|
Hospitalizations (n)
|
ICU admissions (n)
|
Deaths (n)
|
2023-2024
|
9,579
|
2,289
|
119
|
245
|
2022-2023
|
32,821
|
5,921
|
462
|
972
|
2021-2022
|
350,153
|
15,524
|
2,007
|
2,411
|
2020-2021
|
238,955
|
9,940
|
1,953
|
2,216
|
2019-2020
|
13,144
|
679
|
134
|
243
|
Note: A hospital or ICU admission in a laboratory-confirmed COVID-19 case is counted when the reason for admission is either directly resulting from the disease, or when the disease is a contributing factor for the admission. Information on reason for hospitalization was unavailable prior to 2022-02-01. Data before and after that reporting change date are not directly comparable.