Estimating canine cancer incidence: findings from a population-based tumour registry in northwestern Italy

BMC Veterinary Research

Table 2 Breeds

Breed	Number of cases	Dog-years	IR	95% CI
Yorkshire terrier	19	555	3423	2061–5346
Boxer	34	1223	2781	1925–3885
Alaskan malamute	3	113	2667	548–7759
Chow chow	3	113	2667	548–7759
Pinscher	7	443	1582	635–3256
Dalmatian	5	338	1481	480–3452
English cocker spaniel	9	668	1348	616–2558
Italian pointer	3	225	1333	275–3897
Siberian husky	14	1223	1145	626–1921
Rottweiler	10	893	1120	537–2059
English setter	13	1335	974	519–1665
German shepherd dog	71	7785	912	712–1150

Malignant tumour incidence rates in the most common breeds in the study population (cases per 100,000 dog-years at risk). CI denotes confidence interval, IR incidence rate. Breeds with incidence rates below 900 cases per 100,000 dog-years at risk not shown

ISSN: 1746-6148