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Changes in VAS pain scores and duration of improvement following procedure
| Average VAS pain score pre-procedure (n = 1236) | 6.44 ± 1.67 |
| Average VAS pain score post-procedure (n = 1236) | 3.21 ± 2.45 |
| Average VAS % improvement (n = 1236) | 50.01 ± 36.41 |
| Average VAS % improvement in effective RFAs (n = 1062) | 60.56 ± 27.21 |
| Mean duration of improvement (n = 1236), days | 267.43 ± 393.18 |
