Table I.
Clinical and obstetrical characteristics of the study population
| Uncomplicated Pregnancy (n = 64) | Preeclampsia without placental lesions of underperfusion (n = 35) | Preeclampsia with placental lesions of underperfusion (n = 31) | |
|---|---|---|---|
|
| |||
| Maternal age (y) | 27 (22 – 30) | 21 (18 – 27)* | 24 (20–30) |
| Nulliparity | 11 (17.2) | 21 (60) | 20 (64.5) |
| Smoking | 14 (21.9) | 5 (14.3) | 6 (19.4) |
| Gestational age at venipuncture (wks) | 39.1 (38.3 – 39.4) | 37.7 (36.5 – 39)* | 38.4 (36 – 39.8) |
| Severe preeclampsia | 0 | 31 (88.6) | 26 (83.9) |
| Gestational age at delivery (wks) | 39.1 (38.8 – 39.8) | 37.8 (36.5 – 39)* | 38.5 (36 – 39.8)* |
| Birthweight (g) | 3342 (3152 – 3622) | 2790 (2380 – 3210) *μ | 2650 (2060 – 2880) *μ |
| SGA (BW <10%) | 0 | 13 (37.1) | 20 (64.5) |
| Male neonates | 35 (54.7) | 18 (51.4) | 13 (41.9) |
Values expressed as median (interquartile range) or number (percent)
*
p<0.05 when compared to normal pregnancy
μ
p<0.05 when compared to late-onset preeclampsia without underperfusion placental lesions
SGA: Small for gestational age; BW: Birthweight