Table 4 The comparison of clinical outcomes between before surgery and at the final observation in patients with minimum 2-years follow-up
Variables | Before surgery (N = 14) | At the final observation (N = 14) | P value* |
|---|---|---|---|
ODI | 50.9 ± 13.1 | 23.4 ± 19.6 | < 0.0001 |
VAS | |||
Low back pain (mm) | 68.7 ± 24.1 | 20.3 ± 26.6 | < 0.0001 |
Leg pain (mm) | 59.4 ± 32.5 | 27.1 ± 27.3 | 0.017 |
SF-36 | |||
Physical functioning | 33.2 ± 17.7 | 61.4 ± 21.1 | 0.0001 |
Role physical | 22.9 ± 34.5 | 58.2 ± 30.1 | < 0.01** |
Bodily pain | 26.9 ± 11.5 | 54.4 ± 26.5 | 0.002 |
General health | 43.6 ± 16.1 | 54.1 ± 18.6 | < 0.05** |
Vitality | 35.9 ± 18.4 | 57.9 ± 16.4 | 0.002 |
Social functioning | 57.1 ± 29.7 | 70.5 ± 28.4 | > 0.1** |
Role emotional | 25.0 ± 31.7 | 69.6 ± 31.6 | < 0.01** |
Mental health | 45.9 ± 23.6 | 62.2 ± 19.7 | 0.02 |