| Predictor variable | B | Wald | Sig. |
| Age <33 years | 1.054 | 3.357 | 0.067 |
| BMI >25 | 1.002 | 4.034 | 0.045 |
| GB disease | 18.207 | 2565.9 | <0.001 |
| Estrogen/progesterone | 1.306. | 7.115 | 0.008 |
| Decreased Vit C | 1.485 | 5.837 | 0.016 |
| Decreased Iron | 1.292 | 1.768 | 0.184 |
| Decreased physical activities | 1.013 | 1.186 | 0.276 |
| Coffee | 3.221 | 8.332 | 0.004 |