Table 4.

Associations of HSA Measures With Body Composition Parameters, Hours per Week of Exercise for the Past Year, Age at Menarche, and 25(OH)D Level

	BMI		Fat Mass		Lean Mass		Hours per Week of Exercise		Menarchal Age		25(OH)D
	r	P	r	P	r	P	r	P	r	P	r	P
Subperiosteal width
Narrow neck	0.16	NS	0.16	NS	0.41	<.0001	0.15	NS	0.05	NS	0.02	NS
Trochanter	0.25	.01	0.19	.06	0.37	.0002	0.20	.05	−0.00	NS	0.10	NS
Femoral shaft	0.30	.003	0.21	.03	0.33	.0007	0.14	NS	−0.06	NS	0.08	NS
Endocortical width
Narrow neck	.08	NS	0.11	NS	0.34	.0006	0.14	NS	0.06	NS	0.01	NS
Trochanter	0.19	.05	0.14	NS	0.28	.005	0.18	.08	−0.01	NS	0.09	NS
Femoral shaft	0.22	.03	0.18	.07	0.23	.02	0.13	NS	−0.00	NS	−0.06	NS
Cross-sectional area
Narrow neck	0.46	<.0001	0.33	.0009	0.61	<.0001	0.13	NS	0.00	NS	0.10	NS
Trochanter	0.47	<.0001	0.34	.0006	0.58	<.0001	0.12	NS	−0.06	NS	0.10	NS
Femoral shaft	0.44	<.0001	0.31	.002	0.51	<.0001	0.16	NS	−0.06	NS	0.11	NS
Cross-sectional moment of inertia
Narrow neck	0.31	.002	0.20	.045	0.61	<.0001	0.19	NS	0.10	NS	0.09	NS
Trochanter	0.39	<.0001	0.28	.004	0.54	<.0001	0.17	NS	−0.02	NS	0.13	NS
Femoral shaft	0.36	.0003	0.25	.01	0.46	<.0001	0.15	NS	−0.04	NS	0.05	NS
Section modulus
Narrow neck	0.33	.0009	0.19	.06	0.55	<.0001	0.15	NS	0.10	NS	0.10	NS
Trochanter	0.44	<.0001	0.31	.002	0.56	<.0001	0.16	NS	−0.03	NS	0.13	NS
Femoral shaft	0.38	.0001	0.26	.009	0.46	<.0001	0.16	NS	−0.06	NS	0.07	NS
Cortical thickness
Narrow neck	0.39	<.0001	0.26	.01	0.28	.005	−0.00	NS	−0.06	NS	0.04	NS
Trochanter	0.17	.09	0.13	NS	0.24	.02	−0.03	NS	0.04	NS	0.05	NS
Femoral shaft	0.20	.048	0.08	NS	0.24	.02	0.05	NS	−0.13	NS	0.13	NS
Buckling ratio
Narrow neck	−0.12	NS	−0.03	NS	−0.00	NS	.03	NS	0.03	NS	−0.05	NS
Trochanter	0.00	NS	0.01	NS	0.05	NS	0.18	NS	0.00	NS	0.00	NS
Femoral shaft	0.07	NS	0.08	NS	0.12	NS	0.14	NS	0.05	NS	−0.06	NS
Hip axis length	0.12	NS	0.05	NS	0.56	<.0001	0.16	NS	0.38	.0001	0.18	.09

Abbreviation: NS, not significant. Significant associations are in bold; values of P < 0.10 are shown.