Table 3. Results of the one-by-one GLM analysis of risk factors and summary statistics for all predictors against herd bTB prevalence (n = 102).
| bTB prevalence | ||||
|---|---|---|---|---|
| Variables | b (95% CI) | OR(95% CI) | Χ2 | p-value |
| Herd size | 0.08 (0.05–0.07) | 1.1 (1.04–1.06) | 76.8 | < 0.001*** |
| Herd movement | 0.06 (0.19–0.30) | 1.2 (1.17–1.30) | 63.6 | < 0.001*** |
| Number of animals introduced | 0.05 (0.07–0.11) | 1.1 (1.05–1.10) | 36.2 | < 0.001*** |
| Number of animal transferred | 0.05 (0.03–0.06) | 1.0 (1.03–1.06) | 24.4 | < 0.001*** |
| Number of sheep and goats | 0.01 (0.01–0.02) | 1.0 (0.99–1.01) | 2.3 | 0.264 |
| Number of donkeys | 0.00 (0.09–0.11) | 1.0 (0.93–1.13) | 0.2 | 0.646 |
| Number of camels | 0.03 (0.03–0.06) | 1.0 (1.03–1.06) | 27.2 | < 0.001*** |
| Production system | 0.06 (1.04–5.42) | 11.4 (1.58–8.16) | 14.7 | 0.016* |
| Contact with wildlife | 0.02 (0.46–1.25) | 2.0 (1.29–2.81) | 9.5 | <0.001*** |
| Presence of other livestock | 0.00 (0.78–1.65) | 1.8 (0.57–5.79) | 1.3 | 0.309 |
b = standardized regression coefficient with 95% confidence intervals, OR = Odds Ratio with 95% confidence intervals;
* P< 0.05;
** p < 0.01;
*** p < 0.001