Variable | All patients (N=873) | Outcome (death/VT) (N=32) | No outcome (N=841) | p Value |
---|---|---|---|---|
Median age at repair (years) | 2.9 (0–57.2) | 5.5 (0–40.9) | 2.9 (0–57.2) | 0.08 |
Median age at last CMR (years) | 24.4 (0.2–72.3) | 35.3 (0.6–72.3) | 24.1 (0.2–71.6) | 0.02 |
Time from repair to CMR (years) | 21 (0–58) | 26 (0–38) | 21 (0–58) | 0.27 |
Follow-up time after first CMR (years) | 4.2 (0.04–12.2) | 2.8 (0.04–11.2) | 4.2 (0.09–12.2) | 0.26 |
Gender, male | 479 (55%) | 20 (63%) | 459 (55%) | 0.47 |
Body surface area (m2) | 1.7±0.4 | 1.7±0.5 | 1.7±0.4 | 0.75 |
Diagnosis | 0.001 | |||
Tetralogy of Fallot, pulmonary stenosis | 725 (83%) | 19 (59%) | 706 (84%) | |
Tetralogy of Fallot, pulmonary atresia | 131 (15%) | 13 (41%) | 118 (14%) | |
Tetralogy of Fallot, AV canal | 17 (2%) | 0 (0%) | 17 (2%) | |
Additional cardiovascular anomaly | 323 (37%) | 12 (38%) | 311 (37%) | 1.00 |
Comorbidities | 197 (23%) | 11 (34%) | 186 (22%) | 0.13 |
Associated genetic disorder | 87 (10%) | 5 (16%) | 82 (10%) | 0.24 |
Prior palliative shunt | 314 (36%) | 19 (59%) | 295 (35%) | 0.008 |
Type of repair | <0.001 | |||
Transannular patch | 442 (51%) | 7 (22%) | 435 (52%) | |
RV-to-PA conduit | 119 (14%) | 13 (41%) | 106 (13%) | |
Non-transannular patch | 136 (16%) | 5 (16%) | 131 (16%) | |
Infundibular resection and pulmonary valvotomy | 51 (6%) | 1 (3%) | 50 (6%) | |
Infundibular resection alone | 29 (3%) | 1 (3%) | 28 (3%) | |
Pulmonary valvotomy alone | 28 (3%) | 2 (6%) | 26 (3%) | |
Other | 68 (8%) | 3 (9%) | 65 (8%) | |
Subsequent revision of repair | 261 (30%) | 12 (38%) | 249 (30%) | 0.33 |
Pulmonary valve replacement | 315 (36%) | 15 (47%) | 300 (36%) | 0.20 |
Other cardiac procedure(s) (eg, branch PA plasty) | 665 (76%) | 30 (94%) | 635 (76%) | 0.02 |
Data are count (percentage), mean±SD, or median (range).
AV, atrioventricular; CMR, cardiac MR; PA, pulmonary artery; VT, ventricular tachycardia.