Table 2.
Characteristics, placental vascularity and neonatal outcomes in different subgroups
| Parametera | Normotensive (n = 126) | Gestational hypertension (n = 38) | Nonsevere PEb (n = 40) | Severe PEb (n = 50) | P |
|---|---|---|---|---|---|
| Age, yrs | 29.14 ± 4.22 | 29.56 ± 5.21 | 28.96 ± 6.23 | 30.81 ± 5.56 | 0.371 |
| Gestational age at examination, wks | 35.00(22.57–42.00) | 37.23(34.57–41.57) | 36.50(34.00–39.25) | 35.53(21.14–38.56) | 0.070 |
| Parity, n | 0.131 | ||||
| Nulliparous | 100 | 33 | 27 | 35 | |
| Mutiparous | 26 | 5 | 13 | 15 | |
| SBP, mmHg | 110(85–125) | 133(130–145) | 148(140–155) | 180(160–230) | <0.001 |
| DBP, mmHg | 70(56–87) | 95(90–98) | 95(90–105) | 130(115–158) | <0.001 |
| VI | 24.47(10.56–48.22) | 23.38(12.17–40.94) | 23.13(12.88–49.55) | 16.22(10.49–43.06) | <0.001 |
| FI | 43.89(7.26–92.80) | 55.21(2.06–97.70) | 32.70(2.30–95.96) | 38.16(1.02–89.54) | 0.282 |
| VFI | 10.47(0.91–31.54) | 10.56(0.28–32.48) | 11.81(0.30–44.20) | 7.09(0.11–36.62) | 0.003 |
| Um-S/D | 2.23(1.44–3.55) | 2.25(1.63–3.51) | 2.42(1.60–3.27) | 2.74(1.54–5.92) | <0.001 |
| Delivery mode, n | <0.001 | ||||
| vaginal | 59 | 9 | 3 | 0 | |
| cesarean | 67 | 29 | 37 | 39 | |
| Induced labor | 0 | 0 | 0 | 11 | |
| Gestational age at delivery, wks | 39.57(34.14–42.00) | 38.86(33.86–41.71) | 37.71(30.14–40.28) | 34.79(22.29–41.00) | <0.001 |
| Postnatal SGA, n | <0.001 | ||||
| Yes | 3 | 6 | 7 | 13 | |
| No | 123 | 32 | 33 | 26 | |
| 1-m-Apgar score, n | <0.001 | ||||
| < 7 | 3 | 0 | 2 | 10 | |
| ≥ 7 | 123 | 38 | 38 | 29 |
a SBP systolic blood pressure, DBP diastolic blood pressure, VI vascularization index, FI flow index, VFI vascularization flow index, Um-S/D umbilical artery systolic and diastolic ratio, SGA small for gestational age
b PE preeclampsia