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Table 1 The data of two groups M (P25, P75)

From: Application of transiliac approach to intervertebral endoscopic discectomy in L5/S1 intervertebral disc herniation

 

Time of operation (min)

Intraoperative fluoroscopy times

Preoperative VAS

12 months postoperatively VAS

Comparison between before and after operation

Group I

86 (63, 92)

17 (11, 21)

8 (7, 9)

1 (0, 1)

p = 8.26 × 10−8

Group R

80 (55, 100)

14 (11, 18)

8 (7, 8)

1 (0, 1)

p = 3.51 × 10−8

Intergroup comparison

p = 0.899

p = 0.296

p = 0.641

p = 0.694