Table 2.
Pre- and postoperative Levine scores
| Symptom severity score | Functional score | |
|---|---|---|
| Pre-operatively (n = 395) | 3.3 | 2.9 |
| 2 weeks postoperatively (n = 395) | 1.5 | 1.5 |
| 6 months postoperatively (n = 329) | 1.5 | 1.4 |
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