Table 5.
Summary of trend and peak timing estimates for the reported legionellosis cases by the CDC and for the hospitalisation cases of older adults (65+) due to legionellosis from CMS during 1998–2006
| Term | CMS | CDC | ||
|---|---|---|---|---|
| Period 1a | Period 2a | Period 1a | Period 2a | |
| Trend as % change in disease counts per month | −1.925 (−2.077 to −1.771) | 2.004 (1.796–2.212) | 0.574 (0.458–0.690) | 1.311 (1.189–1.433) |
| Peak timing in months | 9.921 (8.774–11.067) | 8.383 (8.053–8.712) | 9.397 (9.206–9.589) | 8.820 (8.734–8.906) |
| Peak timing | Sep 28 (Aug 24–Nov 2) | Aug 12 (Aug 2–22) | Sep 12 (Sep 6–18) | Aug 25 (Aug 23–28) |
| CI-low: 1.146 (34.38d) | CI-low: 0.330 (10.22d) | CI-low: 0.191 (5.74d) | CI-low: 0.086 (2.67d) | |
| CI-high: 1.146 (34.38d) | CI-high: 0.330 (10.22d) | CI-high: 0.191 (5.74d) | CI-high: 0.086 (2.67d) | |