Doppler maximum velocities (m/s) on day 28 by gestation
| Gestation (weeks) | n | Ascending aorta | Descending aorta | Pulmonary artery | Mitral valve | Tricuspid valve |
|---|---|---|---|---|---|---|
| 25 to 28 | 12 | 1.09 | 1.26 | 0.78 | 0.57 | 0.60 |
| 1.03 to 1.16 | 0.79 to 1.73 | 0.57 to 1.00 | 0.36 to 0.79 | 0.34 to 0.86 | ||
| 29 to 31 | 14 | 1.03 | 1.35 | 0.84 | 0.64 | 0.59 |
| 0.67 to 1.40 | 0.83 to 1.87 | 0.60 to 1.09 | 0.36 to 0.92 | 0.27 to 0.91 | ||
| 32 to 33 | 4 | 1.49 | – | 0.79 | 0.73 | 0.63 |
| 0.69 to 2.29 | – | 0.53 to 1.04 | 0.38 to 1.08 | 0.39 to 0.88 |
Values are mean and ±2SD.