Table 2.

Comparisons of basic surgical data between two groups ^a

	TPPA Group(n = 62)	CTPA Group(n = 62)	P Value b
Operation time (min)	42.10 ± 7.11	45.32 ± 8.01	0.082
Intraoperative bleeding (ml)	11.65 ± 2.97	12.15 ± 3.06	0.223
Radiation frequency	20.7 ± 3.25	22.5 ± 3.79	0.093
Cement volume (ml)	8.11 ± 1.07	6.82 ± 0.95	0.013

^a Data are reported as n (%) or mean ± SD

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