Table 7.

Comparison between control versus osteoblasts for spinal indices

Parameter	Group 1 (control)	Group 3 (osteoblasts)	P-value
TV, mm^3 (voxels)	21.854±5.980	15.592±5.397	0.001
BV, mm^3 (voxels)	3.238±0.534	4.677±0.611	0.001
BV/TV, % (voxels)	0.152±0.023	0.315±0.067	0.001
Trabecular number, 1/mm (voxels)	2.122±0.549	4.100±0.307	0.001
Trabecular thickness, 1/mm (voxels)	0.072±0.002	0.075±0.006	0.01
Connectivity density, normed by TV, 1/mm^3 (voxels)	38.553±3.724	87.915±12.768	0.001
Trabecular separation = marrow thickness, mm (voxels)	0.502±0.142	0.235±0.20	0.002
TV, Tmm^3 (TRI)	21.539±5.911	15.354±5.314	0.001
BV, mm^3 (TRI)	3.202±0.517	4.717±0.593	0.001
TRI- BS	108.232±23.101	139.988±35.988	0.001
TRI- BS/BV	33.622±1.696	29.454±4.809	0.022
Trabecular number, 1/mm (TRI)	2.556±0.318	4.644±0.378	0.001
Trabecular thickness, 1/mm (TRI)	0.063±0.003	0.069±0.010	0.002
Trabecular spacing	0.336±0.048	0.147±0.029	0.001

Note: Tri, based on Triangularization of surface. Datashown as mean ± SD.

Abbreviations: TV, total volume; BV, bone volume; BS, bone surface.