Table 6 Comparative analysis of pre- and post-operative efficacy in Group 2 patients
| Â | Preoperative | Postoperative | Paired t value | P |
|---|---|---|---|---|
Number | 21 | 21 | Â | Â |
low back pain VAS (score) | 5.10 ± 0.77 | 3.10 ± 0.44 | 11.832 | 0.000 |
leg pain VAS (score) | 4.95 ± 1.12 | 2.71 ± 0.84 | 7.270 | 0.000 |
ODI (%) | 54.90 ± 4.40 | 44.19 ± 3.79 | 8.977 | 0.000 |