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Demographic data of participants
| Value | |
|---|---|
| Mean age (years) | 59.64±13.42 |
| Gender | |
| Male | 11 |
| Female | 11 |
| Pathology | |
| Spinal stenosis | 7 |
| Herniatied disc | 15 |
| Preoperative pain (VAS) | 7.36±2.17 |
| Symptom | |
| Back pain | 4 |
| Radiating pain | 6 |
| Back pain with radiating pain | 12 |
Values are presented as mean±standard deviation or number. VAS : visual analogue scales
