Table 2. Surgical and Postoperative Data.
| Variable | All Patients (N = 64) | PVR Alone (N = 34) | PVR with RV Remodeling (N = 30) | P Value |
|---|---|---|---|---|
| Median age at PVR (years) | 21 (11 - 58) | 20 (11 - 57) | 21 (12 - 58) | 0.80 |
| Surgeon, n (%) | 1.0 | |||
| A | 25 (39) | 13 (38) | 12 (40) | |
| B | 17 (27) | 9 (26) | 8 (27) | |
| C | 20 (31) | 11 (32) | 9 (30) | |
| D | 2 (3) | 1 (3) | 1 (3) | |
| Size of bioprosthetic pulmonary valve (mm) | 27 (21 - 29) | 27 (21 - 29) | 27 (25 - 29) | 0.38 |
| Length of operation (minutes) | 254 ± 70 | 245 ± 75 | 264 ± 65 | 0.28 |
| Total cardiopulmonary bypass time (minutes) | 103 ± 35 | 101 ± 37 | 105 ± 35 | 0.63 |
| Aortic cross-clamp time (minutes) | 27 ± 30 | 25 (0 - 103) | 25 (0 - 90) | 0.75 |
| Lowest core temperature (°C) | 30.6 ± 2.4 | 30.4 ± 2.9 | 30.8 ± 1.7 | 0.46 |
| Use of RVOT patch, n (%) | 29 (45) | 14 (41) | 15 (50) | 0.62 |
| Length of RVOT patch (cm) | 4 (2 - 12) | 5 (2 - 12) | 4 (2 - 12) | 0.66 |
| Width of RVOT patch (cm) | 2.5 (1 - 5) | 2.7 (1 - 4) | 2.5 (1.5 - 5) | 0.67 |
| Area of RVOT patch (cm2) | 10 (3 - 60) | 12 (3 - 48) | 9 (3 - 60) | 0.56 |
| Extent of RV plication | ||||
| Length (cm) | — | — | 6 (1.5 - 10) | |
| Width (cm) | — | — | 3 (1 - 5.5) | |
| Area (cm2) | — | — | 21 (1.5 - 41.3) | |
| Additional procedures, n (%) | ||||
| Closure of PFO or ASD | 19 (30) | 10 (29) | 9 (30) | 1.0 |
| Pulmonary artery plasty | 9 (14) | 7 (21) | 2 (7) | 0.15 |
| Tricuspid annuloplasty | 12 (19) | 4 (12) | 8 (27) | 0.2 |
| Cryoablation | 5 (8) | 2 (6) | 3 (10) | 0.66 |
| Maze procedure | 7 (11) | 3 (9) | 4 (13) | 0.7 |
| Closure of VSD | 3 (5) | 1 (3) | 2 (7) | 0.60 |
| AICD | 1 (2) | 0 (0) | 1 (3) | 0.47 |
| Other procedures* | 5 (8) | 4 (12) | 1 (3) | 0.36 |
| Intraoperative complication** | 3 (5) | 1 (3) | 2 (7) | 0.6 |
| Postoperative course | ||||
| Pressor support, n (%) | 23 (36) | 14 (41) | 9 (30) | 0.44 |
| Median length of ICU stay (days) | 2 (1 - 12) | 2 (1 - 9) | 2 (1 - 12) | 0.48 |
| Median length of hospital stay (days) | 6 (4 - 16) | 6 (4 - 13) | 6 (5 - 16) | 0.22 |
Data presented as median (range) or mean ± SD, as appropriate.
*
Closure of aorta-to-MPA fistula (n= 1); mitral valve prolapse repair (n= 1); tracheal dilatation (n= 1); ascending aorta aneurysm repair (n= 2).
**
Bleeding during median sternotomy requiring emergent cardiopulmonary bypass in 1 patient and ventricular tachycardia or fibrillation requiring cardioversion in 2 patients.
AICD= automatic implantable cardioverter defibrillator; ASD= atrial septal defect; ICU= intensive care unit; PFO= patent foramen ovale; PVR= pulmonary valve replacement; RVOT= right ventricular outflow tract; VSD= ventricular septal defect