Table 3.
Atrophy and clinical result
| Group A (n = 47) | Group B (n = 29) | Group C (n = 16) | p value | ||
|---|---|---|---|---|---|
| Atrophy | −2.99 ± 1.58 | −2.36 ± 2.08 | −2.34 ± 1.12 | 0.270 | |
| Pre op | VAS of backa | 6.0 ± 2.5 | 5.9 ± 2.9 | 6.0 ± 2.4 | 0.996 |
| VAS of legb | 7.5 ± 2.3 | 7.3 ± 2.8 | 8.0 ± 1.9 | 0.630 | |
| ODIc | 44.5 ± 19.9 | 47.6 ± 20.6 | 35.4 ± 14.3 | 0.111 | |
| Post op | VAS of back | 2.3 ± 1.5 | 2.0 ± 1.5 | 1.5 ± 1.4 | 0.169 |
| VAS of leg | 1.2 ± 1.8 | 0.6 ± 0.9 | 1.3 ± 1.2 | 0.161 | |
| ODI | 16.8 ± 9.6 | 13.7 ± 9.9 | 11.7 ± 7.9 | 0.157 |
aVAS of back: back pain visualized analog scale.
bVAS of the leg: radiating pain visualized analog scale.
c ODI Oswestry Disability Index.