| Outcome measurement | At 1-year follow-up | ||
|---|---|---|---|
| Group B | Group A | p | |
| VAS back pain | 23 ± 25 | 24 ± 28 | 0.95 |
| VAS leg pain | 16 ± 24 | 16 ± 24 | 0.85 |
| EQ-5D | 0.7 ± 0.3 | 0.7 ± 0.3 | 0.72 |
| SF-36 PCS | 47.5 ± 12.4 | 44.2 ± 12.7 | 0.13 |
| SF-36 MCS | 45.1 ± 11.3 | 44.1 ± 12.0 | 0.79 |
| ODI | 18 ± 17 | 20 ± 21 | 0.89 |
Outcome measurement results at 1-year follow-up for study group and control group. Abbreviations: VAS = visual analogue scale; EQ-5D = European Quality of Life 5D; SF-36 PCS = 36-short form health survey, physical component summary; SF-36 MCS = 36-short form health survey, mental component summary; ODI = Oswestry disability index.