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Table 1 General information of the two groups

From: Comparison of bone reamer and trephine for foraminoplasty in percutaneous endoscopic lumbar discectomy based on 3D slicer and Digimizer software

Indicators

Group-R (n = 31)

Group-T (n = 32)

t/X2

P value

Age (year)

48.23 ± 15.78

50.84 ± 17.53

0.595

0.444

Gender

Male

15

19

  

Female

16

13

0.765

0.382

Segmental

L4/L5

20

12

  

L5/S1

11

20

4.598

0.032

Segmental

Left

19

17

  

Right

12

15

4.429

0.513