Table 2.
Estimated fetal weight and biological parameters: Comparison between the affected fetuses with and without visible left ventricular cavity, and gestational age-matched controls
| Group | N | Gestational age (weeks) | RVCO/EFW (mL/min/kg) |
RVCO/HC (mL/min/cm) |
RVCO/AC (mL/min/cm) |
RVCO/FL (mL/min/cm) |
|---|---|---|---|---|---|---|
| Control | 151 | 30.16 ± 3.85 | 207.01 ± 31.59 | 11.30 ± 4.02 | 11.92 ± 3.86 | 54.84 ± 18.43 |
| HLHS-LV cavity visible | 26 | 29.12 ± 3.54 | 260.23 ± 68.07* | 12.52 ± 3.36* | 13.48 ± 3.73* | 61.83 ± 16.23* |
| HLHS-LV cavity invisible | 13 | 29.50 ± 3.20 | 276.71 ± 66.09* | 13.86 ± 3.66* | 14.61 ± 3.63* | 67.18 ± 15.85* |
Abbreviations: HLHS hypoplastic left heart syndrome, LV left ventricle, RVCO right ventricular cardiac output, EFW estimated fetal weight, HC head circumference, AC abdominal circumference, FL femur length
*P < 0.001, vs. control group, after adjusting for gestational age