Table 3.
Multivariable logistic regression analysis of the associations of postpartum depression with varying intensities of physical activity during pregnancy.
| Physical activity during pregnancy | EPDS (≥9) | ||
|---|---|---|---|
| Cases (n) | AOR | 95%CI | |
| No activity | 2,078 | 1.00 | — |
| Light activity only | 4,734 | 0.99 | 0.94, 1.04 |
| Moderate activity only | 376 | 0.97 | 0.87, 1.08 |
| Vigorous activity only | 16 | 1.25 | 0.74, 2.11 |
| Light & moderate activity | 1,639 | 1.07 | 0.99, 1.15 |
| Light & vigorous activity | 75 | 1.21 | 0.97, 1.51 |
| Moderate & vigorous activity | 30 | 1.12 | 0.79, 1.57 |
| Light, moderate & vigorous activity | 300 | 1.42** | 1.24, 1.61 |
AOR: adjusted odds ratios; 95%CI: 95% confidence intervals; EPDS: Edinburgh Postpartum Depression Scale
Notes: Adjusted for physical activity prior to pregnancy, mental health condition (K6) during early pregnancy, body mass index (early pregnancy), smoking status (early pregnancy), lifetime gestational diabetes, age, education, income, marital status, work status, and previous childbirth experience. *p < 0.05. **p < 0.01.