Journals
Publish with us
Publishing partnerships
About us
Blog
Pain Research and Management
Journal overview
For authors
For reviewers
For editors
Table of Contents
Special Issues
Pain Research and Management
/
2019
/
Article
/
Tab 3
/
Research Article
Comparison of Transforaminal Percutaneous Endoscopic Lumbar Discectomy with and without Foraminoplasty for Lumbar Disc Herniation: A 2-Year Follow-Up
Table 3
The distribution of surgery levels and sides.
Groups
PELF
PELD
Levels
Sides
Left
Right
Left
Right
L2-3
1
0
1
0
L3-4
4
1
1
0
L4-5
13
16
23
24
L5-S1
17
8
10
8
L3-4 and L4-5
1
0
2
0
L3-4 and L5-S1
0
0
0
2
L4-5 and L5-S1
1
0
5
2
Total
37
25
42
36