Table 3 Clinical outcomes of UBE and PELD
PELD (n = 30) | UBE (n = 24) | p value | |
|---|---|---|---|
VAS back | |||
Preoperative | 6.00 ± 0.95 | 5.75 ± 0.99 | 0.349 |
1 day after operation | 1.87 ± 1.33 | 1.54 ± 1.18 | 0.353 |
1 month after operation | 0.93 ± 1.41 | 0.79 ± 1.06 | 0.685 |
6 months after operation | 0.47 ± 0.78 | 0.46 ± 0.66 | 0.967 |
VAS leg | |||
Preoperative | 7.10 ± 1.56 | 7.04 ± 2.12 | 0.908 |
1 day after operation | 2.20 ± 1.94 | 1.96 ± 1.52 | 0.619 |
1 month after operation | 1.37 ± 1.33 | 0.92 ± 1.53 | 0.354 |
6 months after operation | 0.53 ± 0.78 | 0.67 ± 1.34 | 0.649 |
ODI | |||
Preoperative | 64.20 ± 9.46 | 62.25 ± 13.57 | 0.537 |
1 day after operation | 21.67 ± 18.35 | 21.00 ± 13.12 | 0.881 |
1 month after operation | 13.80 ± 21.40 | 11.42 ± 16.00 | 0.650 |
6 months after operation | 8.00 ± 14.77 | 6.50 ± 9.08 | 0.665 |
Modified MacNab evaluation (excellent/good/fair/poor) | 17/9/3/1 | 13/7/4/0 | |
Excellent/good rate | 86.67% | 83.33% | 0.732 |