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. 2013 May 28;13:515. doi: 10.1186/1471-2458-13-515

Table 2.

Least detectable hazard ratios (for fractures and diabetes) or odds ratios (for BMI) of outcome related to 1 SD difference in 25(OH)D3 for a sample size of 1000 cases and 1000 controls

Least detectable Hazard (HR) or Odds rate (OR) ratios related to 1 SD difference in 25(OH)D3
1000 cases (obesity, diabetes or fractures) and 1000 time- and gender-matched controls
  No covariates 30% variance explained 60% variance explained
OR ratio
1.13
1.16
1.22
HR ratio 1.09 1.11 1.15