From: Morbidity and mortality in elderly dogs – a model for human aging
Sex | Body size | ||||||
---|---|---|---|---|---|---|---|
Total % (n = 211) | Males (n = 99) | Females (n = 112) | P value | ≤20 kg (n = 87) | > 20 kg (n = 66) | P value | |
Cardiovascular | 46 (21.8) | 25 | 21 | 0.249 | 18 | 17 | 0.459 |
Digestive | 20 (9.5) | 10 | 10 | 0.981 | 8 | 3 | 0.270 |
Endocrine | 8 (3.8) | 6 | 2 | 0.104 | 3 | 1 | – |
Genital | 7 (3.3) | 4 | 3 | – | 3 | 2 | – |
Hematopoietic | 20 (9.5) | 13 | 7 | 0.087 | 8 | 10 | 0.257 |
Liver | 12 (5.7) | 4 | 8 | 0.330 | 3 | 2 | – |
Mammary gland | 24 (11.3) | 0 | 24 | 0.000 | 9 | 9 | 0.531 |
Musculoskeletal | 11 (5.2) | 3 | 8 | 0.179 | 5 | 1 | 0.181 |
Nervous | 7 (3.3) | 3 | 4 | – | 4 | 2 | – |
Pancreas | 3 (1.4) | 1 | 2 | – | 1 | 1 | – |
Peritoneum | 5 (2.4) | 4 | 1 | – | 1 | 2 | – |
Respiratory | 12 (5.7) | 5 | 7 | 0.707 | 4 | 8 | 0.086 |
Skin/subcutaneous | 12 (5.7) | 7 | 5 | 0.414 | 3 | 6 | 0.141 |
Urinary | 24 (11.4) | 14 | 10 | 0.232 | 17 | 2 | 0.002 |