Table 3.

Correlations between age, bone mineral density and serum biochemistry

variable	Age	Spine BMD	Femoral BMD	Ca	Phosphorus	PTH	Vitamin D
Age	-	-0.002	-0.301*	0.02	0.06	0.10	0.04
Spinal BMD	-0.002	-	0.579*	0.68	0.52	-0.11	0.01
Femoral BMD	-0.301*	0.579*	-	0.034	0.068	-0.13	-0.031
Ca	-0.20	0.068	0.034	-	0.238*	-0.09	0.04
Phosphorus	0.060	0.052	-0.068	0.238*	-	0.07	-0.03
PTH	0.101	-0.11	-0.13	0.09	0.07	-	-0.266*
Vitamin D	0.046	0.017	-0.031	0.04	-0.03	-0.266*	-

^*

P

$$<$$

0.01 (correlation in significant at the 0.01 level (2- tailed))

BMD: Bone Mineral Density

Parathormone hormone