Table 1.
Maternal clinical characteristics and outcomes.
| N | N | Percentile | |||
|---|---|---|---|---|---|
| Age (y) | 30.9 ± 4.4 (18–53) | 3,288 | DM in pregnancy | 532 | 16.2% |
| Parity | 3,288 | GDM | 518 | ||
| Nulli | 2,122 (64.5%) | Type I DM | 7 | ||
| Pluri | 1,166 (35.5%) | Type II DM | 7 | ||
| Height | 161.3 ± 4.8 cm | 3,148 | Hyperthyroidism | 30 | 0.9% |
| Method of Conception | 3,288 | Hypothyroidism | 197 | 6.0% | |
| Nature | 1,982 (60.3%) | HDP | 416 | 12.7% | |
| ART | 1,306 (39.7%) | No | 2,872 | ||
| Chorionicity | 3,288 | Gestational hypertension | 105 | ||
| DCDA | 2,434 (74.1%) | cHTN | 7 | ||
| MCDA | 843 (25.6%) | PE superimoposed on cHTN | 13 | ||
| MCMA | 11 (0.3%) | PE | 291 | ||
| Prepregnancy Weight | 55.8 ± 9.0 kg | 2,982 | ICP | 206 | 6.3% |
| Prepregnancy BMI | 21.4 ± 3.2 kg/m2 | PPROM | 342 | 10.4% | |
| Delivery weight | 72.8 ± 10.9 kg | 3,007 | PPH | 109 | 3.3% |
| Weight Gain | 17.5 ± 5.6 kg | VD ≥ 500 ml | 18 | ||
| Preterm birth history | 68 | VD ≥ 1,000 ml | 8 | ||
| Iron diffciency anemia | 233 | CS ≥ 1,000 ml | 83 | ||
| Gestational age | 35.6 ± 2.4weeks | 3,288 | Management of PPH | ||
| <32 weeks | 341 (10.4%) | AIE | 7 | ||
| 32–33+6 weeks | 276 (8.4%) | IIAE | 2 | ||
| 34–36+6 weeks | 1,426 (43.4%) | UAE | 5 | ||
| ≥37 weeks | 1,245 (37.9%) | Uterine B-lynch suture | 43 | ||
| Mode of delivery | 3,288 | Uterine gauze packing | 35 | ||
| VD | 294 (8.9%) | Balloon tamponade packing | 20 | ||
| CS | 2,994 (91.1%) | Uterine arterial ligation | 25 | ||
| Emergency CS | 491 (16.4%) | Hysterectomy | 2 |
Some variables were unavailable in some patients.
ART, assistant reproductive technology; DCDA, dichorionic diamniotic; MCDA, monochorionic diamniotic; MCMA, monochorionic monoamniotic; BMI, body mass index; VD, vaginal delivery; CS, cesarean section; DM, diabetes mellitus; GDM, gestational diabetes mellitus; HDP, hypertensive disorders of pregnancy; cHTN, chronic hypertension; PE, preeclampsia; ICP, intrahepatic cholestasis of pregnancy; PPROM, premature rupture of membrane; PPH, postpartum hemorrhage; AIE, arterial intervention embolism; IIAE, internal iliac arterial embolism; UAE, uterine arterial embolism.