Table 3.
Multivariable adjusted odds ratio (OR) and 95% confidence interval (CI) for infertility in tertiles of dietary pattern scores.
| Dietary pattern | Adjusted models | |||
|---|---|---|---|---|
| Crude model | Model I | Model II | Model III | |
| Healthy diet (18.05% of variance) | ||||
| > Median (Case: 174; Control: 328) | 0.64 (0.50–0.83) | 0.90 (0.64–1.28) | 0.92 (0.64–1.34) | 0.52 (0.33- 0.83) |
| < Median (Case: 226; Control: 276) | 1 | 1 | 1 | 1 |
| Western diet (11.37% of variance) | ||||
| > Median (Case: 206; Control: 295) | 1.11 (0.86–1.43) | 1.09 (0.78–1.52) | 1.34 (0.93–1.92) | 2.66 (1.70–4.17) |
| < median (Case: 194; Control: 309) | 1 | 1 | 1 | 1 |
| Mixed diet (6.52% of variance) | ||||
| > Median (Case: 303; Control: 191) | 6.75 (5.07–8.98) | 7.19 (4.94–10.45) | 7.36 (4.87–11.04) | 2.82 (1.75–4.56) |
| < Median (Case:97; Control: 413) | 1 | 1 | 1 | 1 |
| Traditional diet (8.47% of variance) | ||||
| > Median (Case: 223; Control: 277) | 1.48 (1.15–1.91) | 1.89 (1.34–2.66) | 1.50 (1.03–2.18) | 1.36 (0.86–2.16) |
| < Median (Case: 177; Control: 327) | 1 | 1 | 1 | 1 |
Model I: Adjusted for age, BMI, and physical activity.
Model II: Adjusted for model I plus education, use of pesticides, smoking, and socioeconomic status (SES).
Model III: Adjusted for model II plus energy.