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Factors associated with serum vitamin D deficiency by multivariate analyses
| Variable | B | SE (B) | Adjusted OR (95% CI) | P |
|---|---|---|---|---|
| Constant | -3.807 | 0.683 | 0.022 | <0.001 |
| CM | 1.396 | 0.387 | 4.038 (1.890-8.628) | <0.001 |
| Age | 0.031 | 0.013 | 1.031 (1.006-1.058) | 0.017 |
CM=chronic migraine
