Table 3. Univariate analysis of risk factors associated with pet rabbit tumors from animal hospitals in Central Thailand during 2018–2022.
| Risk factors | Categories | Tumor cases (%RFa) | OR | 95% CI (OR) | P valueb |
|---|---|---|---|---|---|
| Reproductive system (n=41) | |||||
| Age | >5 years | 34 (53.97) | 3.85 | 1.45–10.27 | 0.01* |
| 0–5 years | 7 (23.33) | ||||
| Sex | Female | 32 (47.06) | 1.58 | 0.61–4.07 | 0.47 |
| Male | 9 (36) | ||||
| Breed | Holland Lop | 8 (40) | 0.81 | 0.3–2.21 | 0.87 |
| Lionhead | 1 (50) | 1.27 | 0.08–21.02 | 1 | |
| Netherland dwarf | 9 (42.86) | 0.94 | 0.35–2.80 | 1 | |
| Teddy bear | 2 (40) | 0.84 | 0.13–5.26 | 1 | |
| Woody toy | 1 (100) | 3.89 | 0.15–97.99 | 0.44 | |
| Mixed | 20 (48.78) | 1.41 | 0.62–3.21 | 0.55 | |
| Body weight | <1 kg | 4 (36.36) | 0.69 | 0.19–2.56 | 0.821 |
| 1–2 kg | 27 (47.37) | 1.41 | 0.61–3.30 | 0.56 | |
| >2 kg | 10 (43.48) | 0.97 | 0.37–2.5 | 1 | |
| Integument system (n=14) | |||||
| Age | >5 years | 11 (17.46) | 1.9 | 0.49–7.41 | 0.529 |
| 0–5 years | 3 (10) | ||||
| Sex | Male | 11 (44) | 17.02 | 4.19–69.11 | <0.0001* |
| Female | 3 (4.41) | ||||
| Breed | Holland Lop | 3 (15) | 0.99 | 0.25–3.97 | 1 |
| Netherland dwarf | 2 (9.52) | 0.53 | 0.11–2.56 | 0.73 | |
| Mixed | 9 (64.29) | 2.64 | 0.81−8.62 | 0.174 | |
| Body weight | <1 kg | 1 (9.09) | 0.53 | 0.06–4.51 | 1 |
| 1–2 kg | 6 (10.34) | 0.39 | 0.12–1.24 | 0.182 | |
| >2 kg | 6 (26.09) | 2.74 | 0.83–8.96 | 0.1 | |
a Relative frequency (RF) is tumors cases given all total cases both tumors and tumor-like lesions. b χ2 test or Fisher’s exact test.* Significant level of P<0.05.