Table 4.
Multivariate analysis of conditions associated with SMO
| Factor | Coefficient | Standard Error |
Adjusted Odds Ratio |
95%CI | p-value |
|---|---|---|---|---|---|
| Gestational age ≤ 34 weeks | 0.70 | 0.30 | 2.02 | 1.12–3.64 | 0.02 |
| Previous parity ≥ 2 | 0.82 | 0.37 | 2.28 | 1.11- 4.69 | 0.025 |
| Not having delivered in the institute | 0.80 | 0.39 | 2.22 | 1.03- 4.81 | 0.043 |
| Constant | -1.15 | 0.19 | - | - | < 0.0001 |
SMO severe maternal outcome, PPH postpartum hemorrhage, ICU intensive care unit, 95% CI 95% confidence interval. This model correctly predicted 70.2% of the cases and the area under the receiver operating characteristic (ROC) curve (AUC) was 62% (95% CI: 0.56–0.68)