Table 3 Adjusted multivariable logistic regression models for peripartum blood transfusion associated with pregnancy factors
From: Predicting peripartum blood transfusion: focusing on pre-pregnancy characteristics
| Â | Odds ratio | 95% CI |
|---|---|---|
Maternal age ≥ 35 years | 1.43 | 1.40–1.47 |
Multifetal pregnancy | 2.26 | 2.15–2.39 |
Nulliparity | 1.19 | 1.16–1.22 |
Cesarean delivery | 1.64 | 1.60–1.68 |
Gestational age at births < 37 weeks | 2.53 | 2.41–2.65 |
Neonatal weight (kg) | ||
 < 2.5 kg | 1.64 | 1.56–1.72 |
 ≥ 4.0 kg | 1.40 | 1.33–1.48 |
Neonatal sex (male) | 0.95 | 0.93–0.97 |
Hypertension | 2.41 | 2.29–2.53 |
Postpartum hemorrhage | 9.09 | 8.87–9.31 |
Placental abruption | 4.74 | 4.37–5.14 |
Placenta previa | 13.65 | 13.12–14.20 |
Embolization | 218.90 | 184.34–259.95 |
Hysterectomy | 105.11 | 89.81–123.01 |