Table 1.
Breed, age, gender and hair coat color of dogs included in the study
| Breed | number of dogs | Age1 [years] | Gender [number of dogs] | hair coat color | ||||
| Range | Median | f | fs | m | mn | |||
| Bernese Mountain Dogs | 160 | 1–11 | 4 | 94 | 21 | 35 | 10 | dark |
| Landseer | 28 | 1–12 | 5 | 16 | 2 | 8 | 2 | fair |
| Newfoundland | 12 | 3–8 | 6 | 9 | 1 | 2 | 0 | dark |
| Flat-coated Retriever | 8 | 1–7 | 1 | 4 | 0 | 3 | 1 | dark |
| Golden Retriever | 3 | 1–5 | 4 | 3 | 0 | 0 | 0 | fair |
| Saint Bernard | 2 | 2/5 | 3.5 | 1 | 1 | 0 | 0 | fair |
| Belgian Sheppard | 1 | 2 | 2 | 1 | 0 | 0 | 0 | fair |
| Mastin de los Pirineos | 1 | 11 | 11 | 0 | 0 | 1 | 0 | fair |
| Tibetan Mastiff | 1 | 5 | 5 | 0 | 0 | 1 | 0 | fair |
| Mixed breed dogs | 6 | 2–8 | 6.5 | 0 | 1 | 1 | 4 | 5 fair, 1 dark |
| Control dogs total | 62 | 1–12 | 5 | 34 | 5 | 16 | 7 | 41 fair, 21 dark |
f = female, fs = female spayed, m = male, mk = male neutered
1Significant difference between Bernese Mountain Dogs and control dogs (p = 0.01).