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Table 4 Comparison of perioperative data between the two groups

From: Percutaneous endoscopic transforaminal vs. interlaminar discectomy for L5–S1 lumbar disc herniation: a retrospective propensity score matching study

 

PEID group (n = 39)

PETD group (n = 39)

P value

Operative time (min)

65.23 ± 4.95

85.31 ± 6.30

 < 0.001

Fluoroscopy times

2.97 ± 0.63

11.38 ± 1.09

 < 0.001

Intraoperative blood loss (ml)

35.13 ± 5.42

34.10 ± 4.52

0.367

Hospital stay (d)

6.33 ± 0.96

6.10 ± 0.75

0.255

Total length of incision (cm)

8.60 ± 0.79

8.46 ± 0.88

0.539