From: Prevalence and risk factors for mast cell tumours in dogs in England
Variable | Category | Case | Control | OR | 95% CI | P-value |
---|---|---|---|---|---|---|
Age | ≤2.0 years | 8 | 840 | 1(base) | <0.001 | |
2.0-4.0 years | 22 | 301 | 7.7 | 3.4-17.4 | <0.001 | |
4.0-6.0 years | 60 | 245 | 25.7 | 12.1-54.5 | 0.038 | |
6.0-8.0 years | 82 | 199 | 43.3 | 20.-90.9 | <0.001 | |
8.0-10.0 years | 95 | 171 | 58.3 | 27.8-122.3 | <0.001 | |
>10.0 years | 108 | 267 | 42.5 | 20.4-88.2 | <0.001 | |
Age (continuous) | Median (IQR) (years) | 8.2 (6.0 - 10.2) | 3.1 (0.5 – 7.2 | 1.2 | 1.2-1.3 | <0.001 |
Breed Type | Crossbred | 65 | 391 | 1(base) | 0.016 | |
Boxer | 47 | 22 | 12.9 | 7.3-22.7 | <0.001 | |
Golden Retriever | 43 | 39 | 6.6 | 4.0-11.0 | <0.001 | |
Weimaraner | 6 | 9 | 4.0 | 1.4-11.6 | 0.028 | |
Labrador Retriever | 106 | 215 | 3.0 | 2.1-4.2 | <0.001 | |
Pug | 7 | 15 | 2.8 | 1.1-7.2 | 0.096 | |
Staffordshire Bull Terrier | 72 | 159 | 2.7 | 1.9-4.0 | <0.001 | |
Springer Spaniel | 8 | 50 | 1.0 | 0.4-2.1 | 0.379 | |
Jack Russell Terrier | 18 | 155 | 0.7 | 0.4-1.2 | 0.006 | |
Border Collie | 3 | 60 | 0.3 | 0.1-1.0 | 0.005 | |
Cocker Spaniel | 4 | 86 | 0.3 | 0.1-0.8 | 0.001 | |
West Highland White Terrier | 3 | 66 | 0.3 | 0.1-0.9 | 0.002 | |
Yorkshire Terrier | 2 | 57 | 0.2 | 0.1-0.9 | 0.003 | |
German Shepherd Dog | 1 | 63 | 0.1 | 0.0-0.7 | <0.001 | |
Other specific breed type | 68 | 649 | 0.6 | 0.4-0.9 | 0.456 | |
Purebred status | Crossbred | 65 | 391 | 1(base) | ||
Of breed type | 388 | 1654 | 1.4 | 1.1-1.9 | 0.016 | |
Insurance status | Not insured | 162 | 1502 | 1(base) | ||
Insured | 291 | 527 | 5.1 | 4.1-6.4 | <0.001 | |
Neuter status | Entire | 130 | 102 | 1(base) | ||
Neutered | 323 | 820 | 0.3 | 0.2-0.4 | <0.001 | |
Sex | Female | 233 | 956 | 1(base) | ||
Male | 218 | 1067 | 1.2 | 1.0-1.5 | 0.090 | |
Weight | ≤10.0 kg | 49 | 771 | 1(base) | <0.001 | |
10.0-20.0 kg | 60 | 379 | 2.5 | 1.7-3.7 | <0.001 | |
20.0-30.0 kg | 145 | 296 | 7.7 | 5.4-10.9 | <0.001 | |
30.0-40.0 kg | 135 | 197 | 10.8 | 7.5-15.5 | <0.001 | |
>40.0 kg | 46 | 79 | 9.2 | 5.8-14.6 | <0.001 | |
Weight (continuous) (kg) | Median (IQR) | 27.7 (20.0 - 34.2) | 11.6 (6.0 – 24.7) | 1.1 | 1.1-1.1 | <0.001 |