| Operative procedure | Operations | Operative mortality | Long term mortality | |||
|
| n | % | n | % | n | % |
| 1) Transatrial/transpulmonary repair no ventriculotomy | 145 | 14.5 | 3 | 2 | 4 | 2.7 |
| 2) Infundibulotomy no transannular patch | 193 | 19.3 | 4 | 2 | 6 | 3.1 |
| 3) Ventriculotomy with transannular patch | 627 | 63 | 20 | 3.2 | 28 | 4.4 |
| Total repairs | 965 |
| 28 | 2.9 | 38 | 3.94 |
| 4) Repair with RV-PA valve conduit | 30 | 3 | 1 | 3.3 | 2 | 6.6 |
| Total procedures (n) | 995 |
| 28 | 2.8 | 40 | 4.02 |