Table 4.
Associations between depression, generalized anxiety, and PTSD in early pregnancy with preterm birth (N = 4,408)
| Psychiatric symptoms | Term birth | Preterm birth | Unadjusted odds ratio (95% CI) |
Adjusted odds ratio 1 (95% CI) |
|---|---|---|---|---|
| N=4,129 | N=279 | |||
| Depression | ||||
| No | 3049 | 206 | Reference | Reference |
| Yes | 1080 | 73 | 1.0 (0.76-1.32) | 1.02 (0.77-1.35) |
| Generalized Anxiety | ||||
| No | 2797 | 175 | Reference | Reference |
| Yes | 1332 | 104 | 1.25 (0.97-1.60) | 1.25 (0.97-1.62) |
| PTSD | ||||
| No | 2722 | 167 | Reference | Reference |
| Yes | 1407 | 112 | 1.30 (1.01-1.66) | 1.28 (1.00-1.65) |
1
Adjusted for maternal age (continuous), parity (multiparous vs. nulliparous), early pregnancy BMI (continuous), difficulty paying for the basics (hard vs. not very hard), and infant sex