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| Variables | Progression to surgery (n=4) |
No surgery (n=30) |
|
| NRS | Baseline | 8.25 | 7.7 |
| After 2 years | 7.5 | 4.6 | |
| NDI (at baseline) | Baseline | 16.5 | 21.13 |
| After 2 years | 26 | 16.23 | |
| PSQ (after 2 years) | 1.5 | 3.4 | |
| Opioid consumption (during 2 years) | 75% | 13% | |
| Additional injection (during 2 years) | 75% | 26% | |
