Table 3. Unadjusted and adjusted odds ratios (ORs) and 95% confidence interval (95%CI) showing the association between adequately diversified dietary intake, iron and folic acid supplementation and symptoms of pre-eclampsia or eclampsia,India, 2005–06.
| Key predictors | Model 1 Unadjusted | Model 2 Adjusted | Model 3 Adjusted | Model 4 Adjusted |
|---|---|---|---|---|
| OR[95%CI] | OR[95%CI] | OR[95%CI] | OR[95%CI] | |
| Diet and iron and folic acid intake | ||||
| Dietary diversity | ||||
| Adequate | 0.52[0.41–0.66] | 0.57[0.44–0.73] | 0.56[0.43–0.72] | 0.66[0.51–0.87] |
| Inadequate R | 1.00 | 1.00 | 1.00 | 1.00 |
| P value | <0.0001 | <0.0001 | <0.0001 | 0.003 |
| Duration of iron and folic acid supplementation | ||||
| ≥90 days | 0.48[0.36–0.64] | 0.61[0.45–0.82] | 0.56[0.42–0.75] | 0.64[0.47–0.88] |
| <90 days R | 1.00 | 1.00 | 1.00 | 1.00 |
| P value | <0.0001 | 0.001 | <0.0001 | 0.006 |
R Indicates reference category; Sample size is 39,657
Model 1 unadjusted
Model 2 adjusted for maternal factors only
Model 3 adjusted for maternal factors, health and lifestyle factors and current medical conditions
Model 4 adjusted for maternal, health and lifestyle factors, current medical conditions and socio-demographic characteristics