Table 2.
Clinical Characteristics of the 380 Unrelated Patients with Congenital Heart Disease
| Parameter | Number or mean value | Percentage or range |
|---|---|---|
| Male | 182 | 48 |
| Age at the initial diagnosis of CHD (year) | 3.18 | 0–16 |
| Age at the present study (year) | 6.24 | 1–35 |
| Positive family history of CHD | 65 | 17 |
| Distribution of various types of CHD | ||
| Isolated CHD | 258 | 68 |
| VSD | 84 | 22 |
| ASD | 61 | 16 |
| PDA | 30 | 8 |
| TGA | 19 | 5 |
| DORV | 19 | 5 |
| RVOTO | 11 | 3 |
| Others | 34 | 9 |
| Complex CHD | 122 | 32 |
| TOF | 42 | 11 |
| VSD and ASD | 30 | 8 |
| VSD and PDA | 15 | 4 |
| ASD and PDA | 11 | 3 |
| VSD and TGA | 5 | 1 |
| Others | 19 | 5 |
| Incidence of arrhythmias | ||
| Atrial fibrillation | 23 | 6 |
| Atrioventricular block | 15 | 4 |
| Treatment | ||
| Surgical repair | 247 | 65 |
| Catheter-based closure | 121 | 32 |
| Follow-up | 12 | 3 |
ASD, atrial septal defect; CHD, congenital heart disease; DORV, double-outlet right ventricle; PDA, patent ductus arteriosus; RVOTO, right ventricular outflow tract obstruction; TGA, transposition of great arteries; TOF, tetralogy of Fallot; VSD, ventricular septal defect.