Table 3.

Differences in selected μCT-derived properties of L6 VB between age groups

		Female			Male
Propertya	Unit	6-mo. (n=20)	20-mo. (n=18)	p-value	6-mo. (n=20)	20-mo. (n=18)	p-value
Centrum (inner)
BV/TV	%	23.1 (4.4)	22.7 (7.6)	0.8135	23.0 (1.7)	20.1 (1.5)	<0.0001
Tb.N	mm−1	3.51 (0.47)	3.01 (0.70)	0.0149	5.20 (0.21)	4.87 (0.24)	<0.0001
Tb.Th	μm	54.7 (4.00)	57.2 (13.0)	0.1232	46.0 (2.00)	43.0 (2.00)	0.0001
Tb.Sp	μm	303 (43.0)	365 (82.0)	0.0354	194 (9.00)	206 (11.0)	0.0006
Conn.D	mm−3	82.7 (14.0)	60.5(36.7)	0.0005	306 (32.5)	256 (41.7)	0.0003
Tb.vBMD	mgHA/cm3	278 (51)	271 (85)	0.7655	295 (17)	267 (18)	<0.0001
Tb.TMD	mgHA/cm3	1014 (33)	1028 (27)	0.1697	1000 (15)	1019 (20)	0.0030
Cortex (shell)
Sh.Ar	mm2	0.391 (0.061)	0.387 (0.057)	0.8426	0.318 (0.051)	0.261 (0.091)	0.0254
Sh.Th	μm	0.080 (0.007)	0.074 (0.009)	0.0207	0.067 (0.009)	0.066 (0.007)	0.8015
Sh.TMD	mgHA/cm3	1096 (18)	1108 (18)	0.0475	1063 (14)	1096 (18)	<0.0001
Body without TPs (circle)
B.Ar	mm2	0.666 (0.102)	0.679 (0.133)	0.7397	0.613 (0.039)	0.602 (0.049)	0.4670
Ax.Le	mm	2.05 (0.30)	2.26 (0.43)	0.0964	2.87 (0.17)	3.04 (0.09)	0.0006
Tt.TMD	mgHA/cm3	1074 (19)	1082 (18)	0.2138	1053 (10)	1080 (14)	<0.0001

^aMean (SD)