Table 3 Preoperative and postoperative outcomes of VAS and ODI scores for both groups
The PETLIF group (n = 20) | The MISTLIF group (n = 20) | P value | |
|---|---|---|---|
VAS-B | |||
Preoperative | 7.3 ± 1.2 | 7.0 ± 0.8 | 0.847 |
Postoperative | 2.3 ± 0.9 | 4.1 ± 1.2 | 0.000 |
3-month postoperative | 2.1 ± 0.9 | 2.3 ± 1.1 | 0.529 |
At the last follow-up | 1.9 ± 1.1 | 1.8 ± 0.7 | 0.731 |
VAS-L | |||
Preoperative | 7.2 ± 0.8 | 7.2 ± 1.1 | 0.692 |
Postoperative | 2.8 ± 1.0 | 2.7 ± 0.6 | 0.739 |
3-month postoperative | 2.0 ± 1.3 | 1.9 ± 0.6 | 0.581 |
At the last follow-up | 1.7 ± 1.2 | 1.6 ± 0.9 | 0.216 |
ODI | |||
Preoperative | 85.1 ± 7.3 | 84.4 ± 8.3 | 0.539 |
3-month postoperative | 41.7 ± 9.8 | 45.5 ± 11.3 | 0.213 |
At the last follow-up | 30.4 ± 7.3 | 31.5 ± 7.8 | 0.192 |