Table 1. Estimated number of virological type-specific influenza-like illness patients during the 2010–2014 epidemic seasons.
| Estimated number of influenza patients (95% confidence intervals) | ||||
|---|---|---|---|---|
| 2010/11 | 2011/12 | 2012/13 | 2013/14 | |
| Annual total (10 thousands) | ||||
| A(H1)pdm09 | 648 (633–663) | 3 (1–5) | 26 (20–32) | 674(653–695) |
| A(H3) | 405 (390–421) | 1089 (1064–1114) | 1073(1053–1093) | 254(239–269) |
| B | 284 (271–297) | 554(532–575) | 229 (215–243) | 616 (596–637) |
| Peak week (10 thousands) | ||||
| A(H1)pdm09 | 140.5 (133.2–147.7) | - | - | 110.8 (102.8–118.8) |
| Week 4 | - | - | Week 5 | |
| A(H3) | 36.4 (31.9–40.9) | 174.4(164.4–184.4) | 196.7(188.9–204.5) | 36.4(34.4–45.2) |
| Week 5 | Week 5 | Week 4 | Week 5 | |
| B | 35.7 (30.7–40.7) | 55.9(49.3–62.4) | 26.4(20.8–32.0) | 66.5 (59.6–73.3) |
| Week 11 | Week 10 | Week 6 | Week 12 | |
The estimated number of cases of influenza A(H1)pdm09 infection were excluded because their weekly numbers of patients were all below 5000.