Comparison of lumbar endoscopic unilateral laminotomy bilateral decompression and minimally invasive surgery transforaminal lumbar interbody fusion for one-level lumbar spinal stenosis

Table 5 Complications of the Two Groups

	LE-ULBD	MIS-TLIF	P value
N	32	80	–
Intraoperative complications
Dural tears	2 (6.2%)	0 (0%)	0.025
Cauda equina injury	1 (3.1%)	0 (0%)	0.114
Intraoperative complication rate	3 (9.4%)	0 (0%)	0.006
Postoperative complications
Transient urinary retention	0 (0%)	1 (1.2%)	0.527
Pleural effusion	0 (0%)	1 (1.2%)	0.527
Incision fat liquefaction	0 (0%)	1 (1.2%)	0.527
Incision infection	0 (0%)	0 (0%)	1.000
Implant dislodgement	–	1 (1.2%)	–
Postoperative complication rate	0 (0%)	4 (5.0%)	0.200

N indicates number of patients included in the statistical analysis, LE-ULBD lumbar endoscopic unilateral laminotomy bilateral decompression, MIS-TLIF minimally invasive surgery transforaminal lumbar interbody fusion

ISSN: 1471-2474