Table 1.
Preoperative Patient Characteristics, n=57
| Parameter | Single Ventricle, n=47 | Two Ventricle, n=10 | P value |
|---|---|---|---|
| Diagnosis (n,%) | HLHS, n=42 Double inlet left ventricle, arch obstruction, n=2 Tricuspid atresia, arch obstruction, n=2 Double outlet right ventricle, mitral atresia, arch obstruction, n=1 |
VSD with arch obstruction, n=7 Dextrotransposition with arch obstruction, n=3 |
NA |
| Birthweight (g) | 3091 ± 391 | 3125 ± 486 | 0.814 |
| Gestational Age (Weeks) | 38.6 (38.0–39.3) | 38.6 (37.0–39.0) | 0.666 |
| Head Circumference (cm) | 33.4 ± 1.5 | 33.7 ± 1.2 | 0.590 |
| Age at Surgery (Days) | 7 (5–9) | 7(4–10) | 0.824 |
| 1 min Apgar Score | 8 (8–9) | 8 (8–9) | 0.831 |
| 5 min Apgar Score | 9 (8–9) | 9 (8–9) | 0.659 |
| Chromosomal abnormality (n,%) | 7 (15) | 4 (40) | 0.088 |
| Mean rSO2 (%) | 61.2 (55.9–65.3) | 72.9 (64.5–78.6) | 0.002* |
| rSO2c <45% AUC (%-min) | 0.0 (0.0–28.6) | 0.0 (0.0–0.0) | 0.298 |
AUC, area under the curve; HLHS, hypoplastic left heart syndrome; RCP, regional cerebral perfusion; rSO2, regional cerebral oxygen saturation; VSD, ventricular septal defect. Data expressed as mean ± standard deviation, or median (25th–75th percentile).
*
p≤0.05.