Posterior Fixation Combined with Vertebroplasty or Vertebral Column Resection for the Treatment of Osteoporotic Vertebral Compression Fractures with Intravertebral Cleft Complicated by Neurological Deficits

Table 2

Comparison of preoperative and postoperative neurological statuses in the two groups.

Group	Preoperative ASIA					Postoperative ASIA
	A	B	C	D	E	A	B	C	D	E
PFVP ()		1	8	12			0	2	4	15
PVCR ()		2	10	12			1	3	6	14
χ^2	0.357					1.472
	0.836					0.858

for the comparison between preoperative and postoperative statuses.