Maternal age associated odd ratios (ORs) for postneonatal death
| Maternal age (y) | Crude OR (95% CI) | Adjusted* OR (CI) |
|---|---|---|
| *Adjusted for maternal race or ethnicity, adequacy of prenatal care utilisation, and marital status. | ||
| ≤15 | 4.1 (3.4 to 4.8) | 3.0 (2.5 to 3.6) |
| 16–17 | 3.1 (2.8 to 3.5) | 2.4 (2.1 to 2.7) |
| 18–19 | 2.5 (2.3 to 2.8) | 2.0 (1.8 to 2.3) |
| 20–22 | 1.8 (1.6 to 2.0) | 1.5 (1.4 to 1.7) |
| 23–29 (referent group) | 1.0 | 1.0 |