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Table 5 Complications of the Two Groups

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

  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
  1. 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
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