Comparison of loss of correction between PSO and VCD technique in treating thoracolumbar kyphosis secondary to ankylosing spondylitis, a minimum 2 years follow-up

Table 2 Complications in two groups

Complications	PSO group (n = 25)	VCD group (n = 36)
Dural tears	2 (8%)	3 (8.3%)
Transient lower extremity weakness	1 (4%)	1 (2.8%)
Abdominal tensive lesions	2 (8%)	5 (13.9%)
Ileus	0	0
Mild sagittal translation	3 (12%)	4 (11.1%)
PJK	1 (4%)	1 (2.8%)
Fixation failure	0	0
Main vascular injury	0	0

ISSN: 1749-799X