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| Radiofrequency (RF) interspinous cysts: number of patients | 6 |
| Patient average age (range 54-80 years) | 71.5 |
| Unlateral radicular pain greater than low back pain | 5/6 |
| Neurogenic claudication | 3/6 |
| L4-5 level of stenosis | 5/6 |
| L5-S1 level of stenosis | 2/6 |
| Multilevel stenosis | 3/6 |
| Pre-procedure average visual analog scale (VAS) (average 4-10) | 6 |
| Post-procedure average visual analog scale (VAS) (average 0-3) | 1.2 |
