Skip to main content

Table 4 Multivariate analysis: Risk factors associated with BMD Z-score ≤ -2

From: Factors associated with low bone density in patients referred for assessment of bone health

Factor Odds ratio (95% CI) p
BMI z-score   <0.001
1 unit increase 0.52 (0.39, 0.69)  
Height z-score   0.002
1 unit increase 0.71 (0.57, 0.88)  
Vitamin D Insufficiency   <0.001
Yes 3.97 (2.08, 7.59)  
Not Documented/No 1.00  
Malabsorption or IBD   0.001
Yes 0.29 (0.14, 0.60)  
No 1.00  
Recipient of a bone marrow transplant   0.050
Yes 5.78 (1.00, 33.45)  
No 1.00  
  1. BMD Z-score ≤ -2, N = 86; BMD Z-score > -2, N = 196.
  2. c statistic for model = 0.789.