Bipedicular percutaneous kyphoplasty versus unipedicular percutaneous kyphoplasty in the treatment of asymmetric osteoporotic vertebral compression fractures: a case control study

Table 2 General information of patients’ surgery

		All	BPKP Group	UPKP group	t/X²	p
n		25	10	15
Bone cement distribution					5.235	0.022
	Symmetric	13	8	5
	Asymmetric	12	2	10
Days of hospitalization	(day)	5.400 ± 1.826	5.900 ± 1.524	5.067 ± 1.981	1.124	0.273
Operation time	(min)	45.200 ± 9.734	43.500 ± 12.259	46.333 ± 7.898	0.705	0.488
Number of fluoroscopy		64.560 ± 14.748	65.500 ± 13.914	63.933 ± 15.727	0.255	0.801
Bone cement injection volume	(ml)	8.160 ± 1.772	7.8 ± 1.398	8.400 ± 1.993	0.824	0.148
Bone cement leakage		9	2	7	2.852	0.174

ISSN: 1471-2482