Table 1. Descriptive Statistics of the Subjects in the Study.
| Nociceptive pain (40) | Neuropathic component pain (43) | p value | |
|---|---|---|---|
| Age (yrs) | 60.6±12.1 | 64.3±11.9 | 0.226 |
| Female, n (%) | 15 (75.0) | 14 (70.0) | 0.723 |
| BMI (kg/cm2) | 22.53±6.38 | 23.72±8.15 | 0.357 |
| VAS for back pain | 4.0±2.7 | 3.7±3.5 | 0.593 |
| VAS for leg pain | 2.7±2.5 | 6.5±2.8 | <0.001 |
| DN4 | 1.5 | 5.7 | <0.001 |
| Symptom duration (months) | 6.7±3.2 | 5.5±5.1 | 0.423 |
| Diagnosis | Discogenic back pain: 35 Degenerative spondylosis: 5 |
Spinal stenosis: 27 Herniated lumbar disc: 5 Degenerative spondylolisthesis: 6 Spondylolytic spondylolisthesis: 5 |
BMI, body mass index; SD, standard deviation; VAS, Visual Analog Scale; DN4, Douleur Neuropathique 4.
Values are mean±SD.