Table 2.
Outcome measures (mean ± SD)
| Cohort | Group 1 | Group 2 | p | |
|---|---|---|---|---|
| VAS, leg (preop/12 months) | 4.8/0.9 | 3.5/0.5 | 5.3/1.1 | 0.2 |
| VAS, back (preop/12 months) | 7.3/1.7 | 5.3/0.8 | 7.7/1.8 | 0.4 |
| ODI 2.1 (preop/12 months) % | 48.8/10 | 39/3 | 50.2/14.6 | 0.1 |
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