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. 2018 Apr 1;2018:6268045. doi: 10.1155/2018/6268045

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
P 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
P 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
P 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
P 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
P 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.