Table 1.
Poisson model for Legionnaires' diseases cases with air temperature, relative humidity and wind speed, with incident rate ratio (IRR) and 95% confidence intervals (CI)
| Estimate | s.e. | Pr(>|z|) | IRR | (95% CI) | P | |
|---|---|---|---|---|---|---|
| (Intercept) | −6·4557 | 1·8270 | 0·0004 | 0·0016 | (0·0000–0·0607) | *** |
| Lag (TempMA, 2) | −0·0004 | 0·0025 | 0·8864 | 0·9996 | (0·9947–1·0047) | |
| Lag (RHMA, 2) | 0·0452 | 0·0200 | 0·0236 | 1·0463 | (1·0053–1·0889) | * |
| Lag (SWindMA, 2) | −0·0101 | 0·0047 | 0·0330 | 0·9899 | (0·9806–0·9994) | * |
s.e., Standard error; MA, moving average.
Deviances: 573·0201 [2911 degrees of freedom (d.f.)] to 560·1568 (2908 d.f.).
Change: 12·8633 on 3 d.f., P = 0·0049.