Table 4 Results for Purebred status and Kennel Club Breed Group after replacing the breed variable in the final breed-focused mixed effects multivariable logistic regression model (along with age, bodyweight relative to breed mean, sex, neutered and insurance status) and for Adult (> 18 months) bodyweight (kg) that replaced the breed and bodyweight relative to breed mean variables in the final breed-focused mixed effects multivariable logistic regression model (with age, sex, neutered and insurance status). These results report associations between these risk factors and a diagnosis of elbow joint disease in dogs under primary veterinary care in the VetCompass™ Programme in the UK. *CI confidence interval
Variable | Category | Odds ratio | 95% CI* | Category P-value |
|---|---|---|---|---|
Purebred status | Crossbred | 1.00 | Â | Â |
Purebred | 1.70 | 1.37–2.10 | <  0.001 | |
Kennel Club Breed Group | Breed not KC-recognised | 1.00 | Â | Â |
Gundog | 3.94 | 3.17–4.90 | <  0.001 | |
Working | 3.00 | 2.13–4.23 | <  0.001 | |
Pastoral | 2.54 | 1.87–3.43 | <  0.001 | |
Hound | 1.06 | 0.61–1.84 | 0.843 | |
Utility | 1.04 | 0.71–1.53 | 0.851 | |
Terrier | 0.98 | 0.70–1.37 | 0.921 | |
Toy | 0.76 | 0.51–1.12 | 0.164 | |
Adult (>  18 months) bodyweight (kg) | <  10.0 | 1.00 |  |  |
10.0 - < 20.0 | 2.35 | 1.59–3.46 | <  0.001 | |
20.0 - < 30.0 | 4.10 | 2.81–5.96 | <  0.001 | |
30.0 - < 40.0 | 9.84 | 6.87–14.08 | <  0.001 | |
≥ 40.0 | 15.03 | 10.39–21.74 | <  0.001 | |
Unavailable | 1.33 | 0.84–2.10 | 0.218 |