Table 1.

Comparisons of clinical characteristics between two groups ^a

	TPPA Group (n = 62)	CTPA Group (n = 62)	P Value b
Age, y, mean ± SD	73.38 ± 7.42	73.76 ± 7.36	0.967
Male sex (%)	21 (33.87%)	21 (33.87%)	1.000
BMI, kg/m2, mean ± SD	20.68 ± 1.01	20.90 ± 1.02	0.923
T scores	-3.05 ± 0.25	-3.04 ± 0.26	0.895
Fracture site (n, %)			0.862
Thoracic vertebra	20 (32.26%)	21 (33.87%)
Lumbar vertebra	42 (67.74%)	41 (66.13%)

^a Data are reported as n (%) or mean ± SD. BMI, body mass index, kg/m2

^b Independent t test or chi-square test. The P values shown are for intergroup comparisons. Significance was accepted for P<0.05.