Clinical Significance of Epidurography Contrast Patterns after Adhesiolysis during Lumbar Percutaneous Epidural Neuroplasty
Table 2
Clinical outcomes of patients with limited intracanal contrast spread (IC group) and those with extended extraforaminal contrast spread (EC group) on postadhesiolysis epidurograms obtained during lumbar percutaneous epidural neuroplasty (PEN).
VAS score for back pain
VAS score for leg pain
ODI score
SF-12 score
Before PEN
IC group
5.7 ± 2.6
4.7 ± 3.1
20.0 ± 6.9
29.6 ± 7.0
EF group
6.0 ± 2.4
6.0 ± 2.8
17.8 ± 7.1
31.0 ± 7.7
value
0.639
0.101
0.222
0.452
1 month after PEN
IC group
2.9 ± 2.3
2.0 ± 2.1
12.1 ± 8.4
40.3 ± 10.2
EF group
1.9 ± 2.1
1.7 ± 1.8
6.7 ± 5.6
45.7 ± 8.5
value
0.076
0.532
0.007
0.023
3 months after PEN
IC group
3.3 ± 2.2
2.6 ± 2.2
13.0 ± 7.6
39.4 ± 9.6
EF group
2.7 ± 2.1
2.6 ± 1.9
8.5 ± 5.5
43.4 ± 8.7
value
0.317
0.924
0.015
0.043
6 months after PEN
IC group
3.3 ± 2.0
2.7 ± 2.3
12.6 ± 7.6
39.4 ± 9.4
EF group
2.2 ± 2.0
2.2 ± 2.1
7.1 ± 4.8
46.0 ± 6.9
value
0.032
0.372
0.002
0.007
12 months after PEN
IC group
3.7 ± 2.4
2.9 ± 2.5
12.6 ± 8.2
39.3 ± 10.3
EF group
2.7 ± 2.6
2.2 ± 2.7
7.0 ± 6.0
46.1 ± 8.3
value
0.087
0.274
0.005
0.007
VAS: visual analog scale; ODI: Oswestry Disability Index; SF-12: 12-Item Short-Form Health Survey.
