Table 2: Adapted from [23] Table 5, percentage of deaths due to cancer suffered by dogs of different breeds compared with the percentage of the breed in the survey population.

Breed % chance of dying of cancer % in survey population Ratio Tumour types for which breed has been reported to be at risk

Overrepresented
 Irish wolfhound 0.89 0.31 2.9 Osteosarcoma
 Rottweiler 7.35 3.53 2.1 Osteosarcoma, histiocytic sarcoma, lymphoma
 Afghan hound 0.67 0.38 1.8 Osteosarcoma
 Standard poodle 1.34 0.8 1.7 SCC digit
 Weimaraner 1.34 0.8 1.7 Mast cell tumour
 Irish red and white setter 0.90 0.7 1.3
 Staffordshire bull terrier 1.78 1.4 1.3 Mast cell tumour
 Boxer 4.45 3.35 1.3 Mast cell tumour, glioma
 Cairn terrier 1.34 1.12 1.2
 Old English sheepdog 2.00 1.61 1.2
 Golden retriever 8.91 7.16 1.2 Mast cell tumour, lymphoma, oral melanoma, fibrosarcoma, histiocytic tumours
 Flat-coated retriever 0.67 0.56 1.2 Histiocytic sarcoma
Average
 Dobermann 2.67 2.48 1.1
 English springer spaniel 3.79 3.63 1.0
 Labrador retriever 11.58 11.45 1.0 Mast cell tumour
 Great Dane 1.34 1.54 0.9 Osteosarcoma
Underrepresented
 Border collie 1.56 2.02 0.8
 Cocker spaniel 3.12 3.73 0.8 Anal gland adenocarcinoma
 Crossbred 13.36 16.58 0.8
 German shepherd 8.46 10.02 0.8 Haemangiosarcoma
 West Highland white terrier 2.00 2.79 0.7
 Shetland sheepdog 0.89 1.40 0.6
 Yorkshire terrier 1.34 2.2 0.6
 Jack Russell 1.34 2.62 0.5
 Rough Collie 0.67 1.78 0.4 Gastric carcinoma
 Bulldog 0.22 0.59 0.4 Mast cell tumour, glioma
 Welsh springer spaniel 0.22 0.52 0.4
 Airedale 0.22 0.63 0.3
 Irish setter 0.22 0.7 0.3
 Dachshund 0.22 1.43 0.2
 Cavalier King Charles spaniel 0.45 2.06 0.2
 Beagle 0 0.56 0 Mammary tumours