Table 3.
Results of Multivariable logistic regression analysis of risk factors of the morbidity in chicken.
| Variables | Category | No of observation | Odds Ratio | P-value | CI for OR |
|---|---|---|---|---|---|
| No. of sick chickens per farm | quantity | 126 | 38.344 | 0.001 | 4.560–322.408 |
| Flock size | quantity | 126 | 0.998 | 0.156 | 0.995–1.001 |
| Type of feed | Processed feed (ref) Homemade | 126 | 0.003 | 0.018 | 0.00029–0.15 |
| Breed | Bovans brown Sasodual (ref) | 126 | 113.42 | 0.091 | 0.471–2732.74 |
| Age of chicken | In number | 126 | 1.307 | 0.034 | 1.021–1.673 |
| Season | Rainy season Dry season (ref) Short rainy season |
126 | 0.894 | 0.845 | 0.289–2.767 |
Ref = reference category, Area under ROC curve = 0.9793, prob > chi (2) = 0.8764, CI = Confidence Interval.