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Table 1 Patient characteristics, demographic data, and distribution of vitamin D levels

From: The effect of the comorbidity burden on vitamin D levels in geriatric hip fracture

Variables n = 796 % 25(OH)D, ng/ml (mean ± SD) p-value
Age (mean)
 60–69 131 16.5 20.0 ± 8.1 0.854
 70–79 326 41.0 20.5 ± 6.8
 80–89 287 36.1 20.7 ± 7.6
  ≥ 90 52 6.5 20.1 ± 8.0
Gender
 Female 562 70.6 20.3 ± 7.5 0.615
 Male 234 29.4 20.6 ± 7.0
Race
 Chinese 702 88.2 20.7 ± 7.1* 0.012
 Malay 54 6.8 18.8 ± 8.4
 Indian 32 4.0 16.6 ± 8.1*
 Others 8 1.0 22.0 ± 14.0
Current smoker
 No 709 89.1 20.4 ± 7.5 0.884
 Yes 87 10.9 20.3 ± 6.4
Type of fracture
 Neck of femur 483 60.7 20.4 ± 7.3 0.485
 Intertrochanteric 303 38.1 20.3 ± 7.5
 Subtrochancteric 10 1.3 23.2 ± 7.3
  1. *Bonferroni’s posthoc correction showed that the significant difference of Vitamin D level was between Chinese and Indian (p = 0.012)
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