Table 1. Maternal and fetus characteristics.
| Characteristics | Preeclampsia (2617, 4%) | Non- Preeclampsia (61949, 96%) | P-value | |
|---|---|---|---|---|
| Maternal | Maternal age, years | <0.001 | ||
| Mean±sd (n) | 29.3±6.4 (2617) | 28.4±5.7 (61931) | ||
| Median | 29.0 | 28.0 | ||
| Min; Max | 18.0; 50.0 | 18.0; 50.0 | ||
| Jews, % (n/N) | 43.8% (1147/2617) | 40.8% (25298/61949) | 0.003 | |
| SES1, median (IQR) | 4.0 (3.0–9.0) | 4.0 (3.0–9.0) | 0.001 | |
| Pregnancy | Gestational week, | <0.001 | ||
| Mean±sd (n) | 37.7±2.7 (2617) | 39.0±2.0 (61949) | ||
| Median | 38.0 | 39.0 | ||
| Min; Max | 25.6; 42.0 | 22.0; 42.0 | ||
| Gravidity, | <0.001 | |||
| Mean±sd (n) | 3.8±3.3 (2617) | 3.9±2.8 (61949) | ||
| Median | 3.0 | 3.0 | ||
| Min; Max | 1.0; 19.0 | 1.0; 20.0 | ||
| Parity, | <0.001 | |||
| Mean+sd (n) | 3.2±2.8 (2617) | 3.4±2.4 (61949) | ||
| Median | 2.0 | 3.0 | ||
| Min; Max | 1.0; 17.0 | 1.0; 20.0 | ||
| Fetus /newborn | Male Sex, % (n/N) | 50.1% (1312/2617) | 51.1% (31666/61949) | 0.323 |
| Apgar 1 min<5, % (n/N) | 7.0% (180/2581) | 2.8% (1703/61048) | <0.001 | |
| Apgar 5 min<7, % (n/N) | 2.2% (58/2583) | 0.9% (519/61042) | <0.001 | |
| Birth Weight, | ||||
| Mean±sd (n) | 2352.5±718.1 (2617) | 3156.9±535.3 (61949) | <0.001 | |
| Median | 2935.0 | 3185.0 | ||
| Min; Max | 536.0; 4860.0 | 510.0; 4992.0 | ||
| SGA2 of Singleton pregnancies, % (n/N)) | 17.2% (430/2494) | 10.5% (6381/60767( | <0.001 |
1 SES–socio-economic status
2 SGA–small to gestational age