Table 3 The mean differences of (VAS for leg pain) between pre-operative and post-operative assessments in four time periods
Study variables | Periods of assessment | N | Mean | SD | P-value |
|---|---|---|---|---|---|
VAS for leg pain | VAS for leg pain preoperatively | 30 | 9.63 | 0.49 | < 0.001* |
VAS for leg pain 1 weeks postoperatively | 30 | 1.46 | 0.50 | ||
VAS for leg pain 3 months postoperatively | 30 | 0.56 | 0.50 | ||
VAS for leg pain 6 months postoperatively | 30 | 0.00 | 0.000 | ||
VAS for leg pain 12 months postoperatively | 30 | 0.00 | 0.000 |