Table 2.
Association Between Pre-Pregnancy BMI, Perinatal Depression Risk and Vitamin D Status
| Pre-Pregnancy BMI | Unadjusted OR (95% CI) | P value | Adjusted OR (95% CI) | P value |
|---|---|---|---|---|
| Predicting Depression from BMI (Unadjusted n= 14,056, Adjusted n= 13,805)a,b | ||||
| Underweight | 1.922 (1.506, 2.452) | <0.001 | 1.544 (1.194, 1.997) | 0.001 |
| Overweight | 1.254 (1.061, 1.482) | 0.008 | 1.220 (1.026, 1.451) | 0.024 |
| Obese | 1.553 (1.311, 1.839) | <0.001 | 1.421 (1.191, 1.696) | <0.000 |
| Predicting Vitamin D from BMI (Unadjusted n= 9583, Adjusted n= 9561)a,c | ||||
| Underweight | 1.413 (1.194, 1.673) | <0.001 | 1.204 (1.009, 1.437) | 0.040 |
| Overweight | 1.299 (1.176, 1.434) | <0.001 | 1.374 (1.238, 1.525) | <0.000 |
| Obese | 1.479 (1.325, 1.650) | <0.001 | 1.950 (1.735, 2.191) | <0.000 |
| Predicting Depression from Vitamin D (Unadjusted n= 8215, Adjusted n= 8088)b,d | ||||
| Vitamin D deficient (Yes) | 1.404 (1.182, 1.667) | <0.001 | 1.321 (1.105, 1.579) | 0.002 |
Notes: Reference group: Healthy weighta, Vitamin D deficient (No)d, bCovariates Adjusted: Marital Status (With Partner), Mother Working (Yes), Smokes during pregnancy (Yes), Domestic Violence (Yes), Maternal age at delivery time (years), Birth weight, Parity. cCovariates Adjusted: Mum Country Of Birth (Australia), Maternal age at delivery time (years), gender, Birth weight, Parity.
Abbreviations: BMI, Body Mass Index; OR, Odds Ratio; CI, Confidence Intervals.