Divergent Significance of Bone Mineral Density Changes in Aging Depending on Sites and Sex Revealed through Separate Analyses of Bone Mineral Content and Area

Table 2

𝑃 trend according to age strata and 𝑃 value of sex difference analyses of subgroup.

		𝑃 trend according to age strata		Sex difference analysis
		women	men	40s	50s	60s	70s
Femoral neck	BMD	0.0126	0.1682	<0.0001	<0.0001	<0.0001	0.0982
	BMC	0.0027	0.2519	<0.0001	<0.0001	0.0298	0.7122
	Area	0.2084	0.9947	0.9436	0.0434	0.0987	0.2391
Lumbar spine	BMD	<0.0001	0.006	<0.0001	<0.0001	<0.0001	0.815
	BMC	<0.0001	0.027	<0.0001	<0.0001	<0.0001	0.4277
	Area	0.0115	0.3383	<0.0001	<0.0001	0.0052	0.0986