Table 1

Mean (SE) body mass density by VDR genotype (TaqI) adjusted for height and weight

	Genotype
	TT	Tt	tt	p value
Girls
Areal body mass density
n	24	33	11
Total body	0.817 (0.008)	0.811 (0.009)	0.785 (0.011)	0.070
Left femoral shaft	1.039 (0.016)	1.040 (0.017)	1.021 (0.023)	0.486
Femoral neck	0.661 (0.018)	0.664 (0.036)	0.601 (0.032)	0.284
Lumbar 2–4	0.690 (0.016	0.685 (0.165)	0.638 (0.011)	0.038
Volumetric body mass density
Left femoral shaft	0.717 (0.015)	0.710 (0.013)	0.706 (0.019)	0.791
Femoral neck	0.657 (0.021)	0.614 (0.030)	0.580 (0.031)	0.167
Lumbar 1–4	0.313 (0.007)	0.307 (0.006)	0.289 (0.007)	0.049

Boys
Areal body mass density
n	11	26	9
Total body	0.857 (0.016)	0.815 (0.012)	0.839 (0.012)	0.353
Left femoral shaft	1.103 (0.034)	1.031 (0.024)	1.082 (0.031)	0.703
Femoral neck	0.751 (0.029)	0.683 (0.027)	0.700 (0.028)	0.206
Lumbar 2–4	0.643 (0.024)	0.635 (0.018)	0.634 (0.021)	0.738
Volumetric body mass density
Left femoral shaft	0.780 (0.032)	0.710 (0.014)	0.762 (0.018)	0.596
Femoral neck	0.733 (0.030)	0.664 (0.017)	0.663 (0.029)	0.081
Lumbar 1–4	0.272 (0.007)	0.280 (0.005)	0.275 (0.009)	0.830