Table 4.

Comparison of PR model parameters (Mean±SEM) in subjects with and without vertebral fractures.

	Distal Radius			Distal Tibia
	Fracture	Nonfracture	P value	Fracture	Nonfracture	P value
HR-pQCT Image BV/TV (%)	13.7±1.1	17.3±1.3	0.04	13.4±1.1	17.9±0.9	0.003
PR Model BV/TV (%)	8.9±0.7	11.3±0.9	0.03	8.8±0.8	11.9±0.6	0.002
% Plate Element Volume	6.3±0.9	9.6±1.7	0.09	13.4±1.4	15.2±1.3	0.4
% Rod Element Volume	93.7±0.9	90.4±1.7	0.09	86.6±1.4	84.8±1.3	0.4
Number of Plate Element	124±25	232±43	0.03	814±112	1238±124	0.01
Number of Rod Element	798±62	987±76	0.06	2588±278	3403±215	0.02
Plate Element Thickness (mm)	0.183±0.002	0.179±0.001	0.04	0.188±0.001	0.185±0.001	0.06
Rod Element Diameter (mm)	0.207±0.001	0.210±0.002	0.3	0.216±0.002	0.219±0.002	0.31
PR Model Generation Time (s)	3.4±0.2	3.1±0.2	0.4	19.7±1.5	17.0±1.0	0.13