Table 3.

Skeletal features of the different CYP1B1 Val432Leu genotypes in the American population

BMD (g/cm2)	VAL/VAL N=42	VAL/LEU N=113	LEU/LEU N=61	*P
Spine	1.009±0.02	0.957±0.01	0.932± 0.02	0.03
Total femur	0.878±0.02	0.868±0.01	0.848±0.01	0.39
Femoral neck	0.748±0.01	0.718±0 01	0 .693±0 01	0.03
Trochanter	0.674±0.01	0.653±0.01	0.639±0.01	0.22
Intertrochanter	1.039±0.02	1.034±0.01	1.024±0.01	0.94
T-scores				P
Spine	−0.43±0.20	−0.96±0.12	−1.3±0.17	0.02
Total femur	−0.37±0.15	−0.71±0.10	−0.79±0.14	0.10
Femoral neck	−0.89±0.14	−1.29±0.09	−1.47±0.12	0.008
Trochanter	−0.21±01.5	−0.59±0.09	−0.69±0.13	0.04
Intertrochanter	−0.27±0.16	−0.46±0.10	−0.51±0.14	0.48
Z-scores				P
Spine	1.23±0.22	0.75±0.13	0.56±0.18	0.05
Total hip	0.69±0.17	0.46±0.10	0.47±0.14	0.51
Femoral neck	0.57±0.15	0.23±0.09	0.09±0.13	0.05
Trochanter	0.80±0.17	0.47±0.10	0.43±0.14	0.17
Intertrochanter	0.59±0.17	0.48±0.10	0.55±0.14	0.83
Area (cm2)				P
Spine	56.46±0.83	57.62±0.52	56.98±0.71	0.47
Total femur	33.30±0.44	34.00±0.28	33.80±0.38	0.39
Femoral neck	5.01±0.05	5.05±0.03	5.05±0.05	0.21
Trochanter	10.54±0.21	10.90±0.13	11.07±0.18	0.15
Intertrochanter	17.74±0.34	18.05±0.22	17.67±0.30	0.55
Hip axis length				P
(mm)	102.7±1.09	102.8±0.65	101.6±0.88	0.55

All analysis by ANOVA,

^*P adjusted for age, BMI, YSM and history of smoking.