No significant effect on bone mineral density by high doses of vitamin D3 given to overweight subjects for one year

Table 3 Baseline relations evaluated with multiple linear regression in the 421 subjects. Values are standardized β-coefficients.

Dependent variables	R²	Independent variables in the model
		Age (years)	BMI (kg/m²)	Gender¹	Smoking status²	Serum 25(OH)D (nmol/L)	Serum PTH (pmol/L)	Serum calcium (mmol/L)
BMD L2-L4 (g/cm²)	0.10	- 0.22^‡	0.06	- 0.13^†	0.07	0.06	- 0.17^‡	0.01
BMD total hip (g/cm²)	0.25	- 0.34^‡	0.24^‡	- 0.25^‡	0.05	0.03	- 0.13^†	0.04
Lg OPG (pg/ml)³	0.17	0.36^‡	0.04	0.11*	0.07	0.07	0.01	0.09

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