| Group | Age (years) | Gender (males (n, %)) | Ischemic cardiomyopathy | Dilated cardiomyopathy | Valvular disease |
| 1 (n = 18) | 49 ± 14 | 12 (67%) | 7 (39%) | 8 (44%) | 2 (11%) |
| 2 (n = 14) | 53 ± 11 | 11 (84.6%) | 8 (57%) | 3 (21%) | 1 (7%) |
| 3 (n = 1) | 16 | 1 (100%) | 0 | 1 (100%) | 0 |
| 4 (n = 2) | 50 ± 1 | 1 (5%) | 1 (50%) | 0 | 0 |
| 5 (n = 7) | 49 ± 11 | 6 (86%) | 2 (29%) | 3 (43%) | 0 |
| 6 (n = 1) | 38 | 1 (100%) | 0 | 0 | 1 (100%) |
| 7 (n = 1) | 64 | 1 (100%) | 0 | 1 (100%) | 0 |
| 8 (n = 1) | 45 | 0 | n = 1 (100%) hypertrophic cardiomyopathy | ||
| 9 (n = 3) | 39 ± 19 | 3 (100%) | 0 | 3 (100%) | 0 |
| 10 (n = 5) | 49 ± 19 | 5 (100%) | 3 (60%) | 2 (40%) | 0 |