| Personal medical history | Effectives | Percentage (%) |
| Chronic heart failure | 11 | 14.6 |
| Diabetes | 5 | 6.6 |
| Chronic renal failure | 2 | 2.6 |
| HIV | 1 | 1.3 |
| Circumstances of discovery |
|
|
| Global heart failure | 56 | 74.6 |
| Left ventricular failure | 12 | 16 |
| Others | 7 | 9 |