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Fetal Ultrasound Characteristics
| Ultrasound Parameter | |
|---|---|
| Lung to head ratio (LHR) (n=53) | 1.2 (±0.5) |
| Gestational age (weeks) at US§ | 24 (±2.4) |
| LHR <1 | 36% (19) |
| Liver position (n=112) | |
| Abdominal | 46% (52) |
| Intrathoracic | 54% (60) |
| Stomach position (n=80) | |
| Abdominal | 16% (13) |
| Anterior left chest | 23% (18) |
| Mid-to-posterior left chest | 43% (34) |
| Retrocardiac (right chest) | 19% (15) |
Data reported as mean (± SD) or %(N) unless otherwise stated
