Umbilical Doppler | Group | X2 P | |||||
Severe | Moderate | Mild | |||||
Abnormal | 3 | 27.3% | 1 | 4.3% | 0 | 0.0% | 12.623 0.002* |
Normal | 8 | 72.7% | 22 | 95.7% | 40 | 100.0% | |
Total | 11 | 100.0% | 23 | 100.0% | 40 | 100.0% |
|