Table 2.
Number and percentage of SARI cases captured by the sensitive case definition (CD1; n = 62,752), which were also captured by the specific (CD2) and timely (CD3) case definitions, by season, from week 40, 2017, to week 10, 2022.
| Case definition | Number and percentage of CD1 cases captured |
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 2017–2018 |
2018–2019 |
2019–2020 |
2020–2021 |
Average |
||||||
| n | % | n | % | n | % | n | % | n | % | |
| CD1: sensitive (SMR01) | 67,221 | 100 | 63,400 | 100 | 60,333 | 100 | 60,055 | 100 | 62,752 | 100 |
| CD2: specific (SMR01) | 44,530 | 66.2 | 42,329 | 66.8 | 41,387 | 68.6 | 41,306 | 68.8 | 42,388 | 67.5 |
| CD3: timely (RAPID) | 10,499 | 15.6 | 14,909 | 23.5 | 20,086 | 33.3 | 13,765 | 22.9 | 14,815 | 23.8 |