Table 2.
BCPS procedural data
| Variables n (%), median (IQR), or mean ± SD |
Bilateral BCPS | Unilateral BCPS | p value |
|---|---|---|---|
| Number of patients | 40 (9.9) | 365 (90.1) | |
| Age at BCPS (years) | 0.6 (0.4–1.5) | 0.4 (0.3–0.8) | 0.156 |
| Weight at BCPS (kg) | 6.5 (5.0–8.2) | 5.8 (4.9–7.4) | 0.337 |
| Height at BCPS (cm) | 69 (61–78) | 64 (60–70) | 0.056 |
| Pre-BCPS catheterization data | |||
| Hemoglobin level | 14.7 ± 2.2 | 14.2 ± 2.0 | 0.186 |
| Pulmonary artery pressure | 14.7 ± 4.6 | 14.8 ± 4.8 | 0.913 |
| Left atrial pressure | 6.2 ± 2.7 | 6.2 ± 2.7 | 0.949 |
| Transpulmonary gradient (TPG) | 8.3 ± 3.7 | 8.5 ± 4.3 | 0.863 |
| Systemic ventricular pressure | 78.1 ± 11.4 | 79.9 ± 12.6 | 0.418 |
| End-diastolic pressure (EDP) | 7.9 ± 2.9 | 8.6 ± 3.1 | 0.210 |
| Systolic aortic pressure | 76.6 ± 11.0 | 78.0 ± 12.7 | 0.534 |
| Mean aortic pressure (MAP) | 53.2 ± 8.1 | 50.9 ± 8.4 | 0.129 |
| Aortic oxygen saturation (SO2) | 78.3 ± 7.1 | 75.3 ± 7.7 | 0.032 |
| Operative data | |||
| CPB time (min) | 92 (68–113) | 61 (45–85) | < 0.001 |
| Aortic cross-clamp | 5 (12.5) | 77 (22.1) | 0.158 |
| Concomitant procedure | |||
| DKS | 1 (2.5) | 3 (0.8) | 0.308 |
| AVV procedure | 1 (2.5) | 41 (11.2) | 0.085 |
| Aorta patch plasty | 1 (2.5) | 10 (2.7) | 0.929 |
| PA reconstruction | 13 (32.5) | 143 (39.2) | 0.410 |
| SVOT enlargement | 0 (0.0) | 6 (1.6) | 0.414 |
BCPS bidirectional cavopulmonary shunt, IQR interquartile ranges, SD standard deviations, CPB cardiopulmonary bypass, DKS Damus–Kaye–Stansel anastomosis, AVV atrioventricular valve, PA pulmonary artery, SVOT systemic ventricular outflow tract
Bold indicates p < 0.05