Variable | Extreme brachycephalic (n = 600) No. (%) | Moderate and non-brachycephalic (n = 600) No. (%) | Overall | P-value |
---|---|---|---|---|
Proportion of dogs with at least one URT disorder | 132 (22.0) | 58 (9.7) | 190 (15.8) | <0.001 |
Proportion of dogs with a URT disorder affecting this anatomic site | ||||
Nares/Nasal Cavity | 68 (11.3) | 23 (3.8) | 91 (7.6) | <0.001 |
Hard and soft palate | 19 (3.2) | 0 (0.0) | 19 (1.6) | <0.001 |
Pharynx | 8 (1.3) | 4 (0.7) | 12 (1.0) | 0.246 |
Tonsil | 3 (0.5) | 1 (0.2) | 4 (0.3) | 0.317 |
Larynx | 7 (1.2) | 1 (0.2) | 8 (0.7) | 0.033 |
Trachea | 30 (5.0) | 38 (6.3) | 68 (5.7) | 0.318 |
BOAS (brachycephalic obstructive airway syndrome) | 21 (3.5) | 0 (0.0) | 21 (1.8) | <0.001 |
Multi-site URT | 68 (11.3) | 11 (1.8) | 79 (6.6) | <0.001 |