Table 1. Univariable logistic regression analysis of risk factors associated with demodicosis in dogs.
| Explanatory variable | Co-variable | Total | +ve | Percentage (95% CI) | OR (95% CI) | p-value (χ2 test) |
|---|---|---|---|---|---|---|
| Breed | Local | 16 | 3 | 18.75 (5.80–43.80) | Ref. | 0.399 |
| Mix | 32 | 7 | 21.87 (10.73–39.04) | 1.21 (0.28–6.35) | ||
| Pure | 52 | 17 | 32.69 (21.47–46.30) | 2.10 (0.58–10.07) | ||
| Age | Adult | 37 | 9 | 24.32 (13.17–40.31) | Ref. | 0.285 |
| Old | 23 | 4 | 17.39 (6.37–37.74) | 0.65 (0.16–2.33) | ||
| Young | 40 | 14 | 35.00 (22.08–50.55) | 1.67 (0.63–4.65) | ||
| Sex | Female | 59 | 12 | 20.34 (11.88–32.42) | Ref. | 0.072 |
| Male | 41 | 15 | 36.59 (23.55–51.92) | 2.26 (0.93–5.64) | ||
| Hair type | Long | 27 | 4 | 14.81 (5.30–33.10) | Ref. | 0.003 |
| Medium | 40 | 7 | 17.50 (8.43–32.26) | 1.22 (0.33–5.10) | ||
| Short | 33 | 16 | 48.48 (32.50–64.78) | 5.41 (1.65–21.60) | ||
| Health status | Good | 67 | 11 | 16.42 (9.25–27.23) | Ref. | 0.001 |
| Poor | 33 | 16 | 48.48 (32.50–64.78) | 4.79 (1.90–12.60) | ||
| Management system | Indoor housed | 68 | 10 | 14.71 (7.99–25.20) | Ref. | <0.01 |
| Outdoor roaming | 32 | 17 | 53.13 (36.45–69.13) | 6.57 (2.56–17.87) |