Research Article

Clinical Analysis of Minimally Invasive Percutaneous Treatment of Severe Lumbar Disc Herniation with UBE Two-Channel Endoscopy and Foraminal Single-Channel Endoscopy Technique

Table 2

Comparison of intraoperative and postoperative conditions between the two groups ().

GroupCaseOperation time (min)Postoperative hospital stay (d)Preoperative/postoperative VAS scoreSurgical incision (cm)

UBE group22
Interforaminal endoscopic group28
/0.2160.5830.0169/0.2180.006

Note: vs preoperative VAS score.