Table 2 Logistic regression comparing risk factors for being infected by a ruminant attributed type (control) with those for a poultry attributed type (case)
| Predictor | Unit | OR (95% CIs) | z-value | p-value |
|---|---|---|---|---|
| Intercept | NA | 0.213 | 0.831 | |
| Age | Child | 1 | - | - |
| Adult | 1.497 (1.211, 1.852) | 3.772 | < 0.001 | |
| Season | Summer | 1 | - | - |
| Winter | 1.272 (1.067, 1.517) | 2.678 | 0.007 | |
| Sex | Female | 1 | - | - |
| Male | 0.834 (0.712, 0.977) | -2.248 | 0.025 | |
| Overseas travel | No | 1 | ||
| Yes | 1.618 (1.056, 2.481) | 2.212 | 0.021 | |
| Population dens | < = 500/km2 | 1 | - | - |
| > 500/km2 | 1.213 (1.030, 1.431) | 2.313 | 0.027 |