Prevalence of Vitamin D insufficiency and low bone mineral density in elderly Thai nursing home residents

BMC Geriatrics

Table 3 Independent determinant of BMD by sites: multiple linear regression

Variables	Lumbar spine at L2-L4 BMD (g/cm²)			Femoral neck BMD (g/cm²)
	Coefficients	SE	P-value	Coefficients	SE	P-value
Intercept	1.093	0.052	<0.001	0.773	0.044	<0.001
Serum CTx (ng/ml)	−0.226	0.091	0.015	−0.121	0.050	0.017
Urinary calcium/ urinary creatinine (mmol)	−0.172	0.066	0.011	exclude	-	-
Year since menopause (years)	exclude	-	-	−0.003	0.001	0.048
Energy expenditure (kcal/day)	exclude	-	-	exclude	-	-

ISSN: 1471-2318