Table 1.
Demographic variables of hospital survivors of bidirectional cavopulmonary anastomosis (BDCA)
| Variable | Entire cohort | PA plasty | No PA plasty | P value |
|---|---|---|---|---|
| No of patients | 570 (100) | 169 | 401 | |
| Age (mo) | 6.9 (5.5-8.8) | 6.6 (5.5-8.7) | 7.2 (5.7-9.0) | .04 |
| Weight (kg) | 6.7 (5.9-7.8) | 6.8 (5.8-7.6) | 6.7 (5.9-7.8) | .77 |
| Female sex | 241 (42) | 57 (34) | 184 (46) | .01 |
| Dominant ventricle | .005 | |||
| Right | 280 (49) | 100 (59) | 180 (45) | |
| Left | 238 (42) | 62 (37) | 176 (44) | |
| Biventricle | 47 (8) | 6 (4) | 41 (10) | |
| Undetermined | 5 (1) | 1 (1) | 4 (1) | |
| Heterotaxy | 78 (14) | 28 (17) | 50 (13) | .24 |
| Genetic syndrome | 40 (7) | 13 (8) | 27 (7) | .82 |
| Prematurity | 94 (16) | 32 (19) | 62 (16) | .37 |
| Pre-BDCA cath data | ||||
| MPAP (mm Hg) | 13 (11-15) | 13.5 (12-16) | 13 (11-15) | .08 |
| iPVR (Woods units × m2) | 1.7 (1.3-2.2) | 1.7 (1.3-2.3) | 1.7 (1.3-2.1) | .74 |
| Pre-BDCA echo data | ||||
| Moderate or more depressed ventricular function | 59 (10) | 15 (9) | 44 (11) | .55 |
Values are presented as median (interquartile range) or n (%). PA plasty, Pulmonary arterioplasty; cath, cardiac catheterization; MPAP, mean pulmonary artery pressure; iPVR, indexed pulmonary vascular resistance; echo, echocardiography.