Table 4. Population characteristics of cats whose myocardial tissue was analysed in the histopathologic study.
HCM, hypertrophic cardiomyopathy; HW, heart weight; BW, body weight; RVFW, right ventricular free wall thickness; IVS, interventricular septal thickness; LVFW, left ventricular wall thickness.
| Control | HCM | Hypersomatotropism | p-value | |
|---|---|---|---|---|
| Number | 21 | 21 | 21 | - |
| Male (%) | 38 | 71 | 57 | 0.080 |
| Pedigree (%) | 43 | 14 | 10 | 0.030 |
| Age (years) | 4.0 (2.0–10.0) a,b | 8.0 (3.0–15.0) a | 10.8 (3.1–14.6) b | <0.001 |
| Body weight (kg) | 4.2 (2.0–8.0) | 4.9 (3.9–7.0) | 5.4 (3.1–8.3) | 0.024 |
| Absolute heart weight (g) | 15.5 (10.8–32.6) a,b | 27.4 (18.0–58.0) a | 25.0 (19.7–37.6) b | <0.001 |
| HW: BW (%) | 0.39 (0.29–0.68) | 0.63 (0.26–1.4) | 0.47 (0.38–0.60) | 0.160 |
| RVFW (mm) | 1.9 (0.9–2.9) | 2.5 (1.0–4.0) | 2.0 (1.0–5.0) | 0.096 |
| IVS (mm) | 7.0 (3.0–9.0) | 9.5 (4.0–12.0) | 8.0 (4.0–12.0) | 0.032 |
| LVFW (mm) | 8.0 (3.0–12.0) | 10.0 (3.0–18.0) | 8.0 (4.0–12.0) | 0.024 |
a/b indicates a statistically significant difference when pairwise comparison between these factors was performed