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Table 3 Associations between Vitamin D and Osteoporosis

From: Free vitamin D correlate better with bone mineral density and thoracolumbar junction osteoporotic vertebral fractures than serum vitamin D

Dependent variables:Total 25(OH)DFree 25(OH)D
Adjusted Odd ratio(95% CI)ap valueAdjusted Odd ratio(95% CI)ap value
Lumbar osteoporotic0.963(0.906, 1.023)0.2180.550(0.349, 0.867)0.010*
Femur neck osteoporotic0.986 (0.940, 1.034)0.5540.915 (0.684, 1.223)0.547
HIP osteoporotic0.971 (0.925, 1.021)0.2510.942 (0.706, 1.255)0.682
Any site osteoporotic0.948 (0.883, 1.017)0.1380.578 (0.346, 0.966)0.036*
  1. CI Confidence interval
  2. a multivariate logistic model: adjusted for age, gender, BMI
  3. *means statistically significant values (p < 0.05)