Table 1 Comparison of maternal characteristics across the three groups based on ISSHP categories
Classification 1 (n = 42) | Classification 2 (n = 28) | Classification 3 (n = 34) | P value | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
Maternal age (years) | 33.8 | ± | 4.9 | 33.9 | ± | 5.4 | 35.0 | ± | 6.2 | n.s. |
Pre-pregnancy BMI | 23.4 | ± | 4.4 | 23.0 | ± | 3.6 | 22.1 | ± | 3.1 | n.s. |
Obesity (BMI > 25 kg/m2) | 13 (31.0%) | 7 (25.0%) | 6 (17.6%) | n.s. | ||||||
Primiparity | 32 (76.2%) | 16 (57.1%) | 23 (67.6%) | n.s. | ||||||
Indication of delivery | ||||||||||
Maternal factors | 33 (78.6%) | 21 (75.0%) | 22 (64.7%) | n.s. | ||||||
Fetal factors | 9 (21.4%) | 7 (25.0%) | 12 (35.3%) | |||||||
Gestational age at the PE diagnosis (weeks) | 35.5 | ± | 3.0 | 35.2 | ± | 3.6 | 31.6 | ± | 4.6 | < 0.0001 |