Table 5.
Cox regression model for infectious morbidity according to gestational age at delivery.
| Gestational Age (Weeks) | Total | ||
|---|---|---|---|
| Adjusted HR | 95% CI | p-Value | |
| ≥37 + 0 | 1 | ||
| 32 + 0–36 + 6 | 1.27 | 1.206–1.335 | <0.001 |
| 28 + 0–31 + 6 | 1.55 | 1.317–1.832 | <0.001 |
| 24 + 0–27 + 6 | 1.48 | 0.976–2.231 | 0.065 |
| Maternal age | 0.987 | 0.984–0.989 | <0.001 |
| Birthweight | 1 | 1.000–1.000 | <0.001 |
| Maternal diabetes | 1.194 | 1.131–1.261 | <0.001 |
| Hypertensive disorders | 1.044 | 0.988–1.103 | 0.128 |
| Cesarean delivery | 1.076 | 1.039–1.115 | <0.001 |
| Year of birth | 1.107 | 1.105–1.110 | <0.001 |