(3) Operation for arrhythmia (total; 3855)
| Cases | 30-day mortality | Hospital mortality | Concomitant operation | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Isolated | Congenital | Valve | IHD | Others | Multiple combination | ||||||
| Hospital | After discharge | 2 categories | 3 categories | ||||||||
| Maze | 3486 | 34 (1.0) | 0 | 55 (1.6) | 15 | 127 | 3,162 | 375 | 216 | 440 | 32 |
| For WPW | 2 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 |
| For ventricular tachyarrhythmia | 35 | 2 (5.7) | 0 | 3 (8.6) | 2 | 3 | 14 | 13 | 5 | 2 | 0 |
| Others | 332 | 3 (0.9) | 0 | 4 (1.2) | 89 | 7 | 193 | 57 | 25 | 34 | 3 |
| Total | 3855 | 39 (1.0) | 0 | 62 (1.6) | 106 | 138 | 3370 | 445 | 246 | 476 | 35 |
Values in parenthesis represent mortality %. Except for 106 isolated cases, all remaining 3749 cases are doubly allocated, one for this subgroup and the other for the subgroup corresponding to the concomitant operations
WPW Wolff–Parkinson–White syndrome, IHD ischemic heart disease