Table I.
Selected pregnancy complications in IVF singletons and spontaneously conceived controls
| Pregnancy complication | IVF (n = 336) n (%) |
Controls (n = 308)** n (%) |
P-value OR (95% CI) |
|---|---|---|---|
| First trimester bleeding | 47 (13.99) | 27 (8.8) | 0.048 1.68 (1.0–2.86) |
| Preterm delivery < 37 weeks* | 44 (13.24) | 21 (6.81) | 0.012 2.06 (1.16–3.68) |
| Preterm delivery 32–36 weeks | 33 (9.85) | 20 (6.49) | 0.16 1.57 (0.85–2.91) |
| Preterm delivery < 32 weeks | 11 (3.28) | 1 (0.32) | 0.013 10.4 (1.39–217.35) |
| Gestational diabetes | 41 (12.2) | 44 (14.37) | 0.48 0.83 (0.52–1.35) |
| Gestational hypertension | 26 (7.73) | 20 (6.5) | 0.65 1.2 (0.63–2.29) |
| Preeclampsia/eclampsia | 5 (1.5) | 4 (1.3) | 1.0 1.15 (0.27–5.13) |
| Placenta previa | 11 (3.2) | 2 (0.65) | 0.023 5.15 (1.1–33.9) |
| Intrahepatic cholestasis | 6 (1.78) | 3 (0.98) | 0.5 1.85 (0.41–94) |
| PPROM | 8 (2.38) | 2 (0.65) | 0.11 3.73 (0.73–25.63) |
*
Preterm delivery in IVF calculated for 335 women.
**
Due to missing data results calculated for 306 women.