Astragalus Extract Mixture HT042 Improves Bone Growth, Mass, and Microarchitecture in Prepubertal Female Rats: A Microcomputed Tomographic Study

Table 3

Trabecular bone microarchitecture in the proximal tibial metaphysis.

Parameters (unit)	Control	GH	0.2% HT042	0.6% HT042
BV/TV (%)	19.018 ± 4.961	24.001 ± 5.257	22.973 ± 4.145	24.053 ± 4.589
Tb.Th (mm)	0.092 ± 0.005	0.094 ± 0.005	0.091 ± 0.005	0.093 ± 0.004
Tb.N (mm^−1)	2.073 ± 0.575	2.570 ±0.575	2.535 ± 0.523	2.581 ± 0.501
Tb.Sp (mm)	0.705 ± 0.211	0.543 ± 0.119	0.544 ± 0.128	0.560 ± 0.133
Tb.Pf (mm^−1)	10.847 ± 3.491	7.936 ± 2.873	8.224 ± 2.523	7.413 ± 2.248
SMI	1.833 ± 0.264	1.638 ± 0.237	1.623 ± 0.212	1.602 ± 0.195

Values are expressed as the mean ± SD. and   versus control group. = 7-8 per group. BV/TV: bone volume per unit of total volume; Tb.Th: trabecular thickness; Tb.N: trabecular number; Tb.Sp: trabecular separation; Tb.Pf: trabecular bone pattern factor; SMI: structure model index.