| Characteristics of heart disease | Number | Percentage |
| Congenital heart disease | 49 | 35 |
| → Cyanotic congenital heart disease | 12 | 24.49 |
| → PAH | 24 | 48.98 |
| → Complex congenital heart disease | 6 | 12.24 |
| → Repercussions on the cardiac cavities | 19 | 38.78 |
| → impaired heart function | 11 | 22.45 |
| Rheumatic valve disease | 10 | 7.14 |
| → Valve disease with cardiac repercussions | 7 | 70 |
| → heart function not preserved | 2 | 20 |
| Cardiomyopathy | 6 | 4.29 |
| → Dilated cardiomyopathy | 3 | 50 |
| → Hypertrophic cardiomyopathy | 3 | 50 |
| Pericarditis | 4 | 2.86 |
| → Pericarditis with effusion without signs of tamponade | 4 | 100 |
| Endocarditis | 2 | 1.43 |
| → Endocarditis of mitral origin | 1 | 50 |
| → Pulmonary endocarditis | 1 | 50 |