Table 4 Clinical outcomes
SA group | PPS group | P | |
|---|---|---|---|
Back pain VAS score | |||
Preoperative | 7.06 ± 0.75 | 7.15 ± 0.66 | 0.394 |
Postoperative, 1 week | 4.08 ± 1.37 | 4.72 ± 1.65 | 0.027 |
Postoperative, 3 months | 2.02 ± 1.31 | 1.74 ± 0.52 | 0.899 |
Postoperative, 1 year | 1.82 ± 0.71 | 1.81 ± 0.93 | 0.486 |
Leg pain VAS score | |||
Preoperative | 6.32 ± 1.58 | 6.09 ± 1.48 | 0.221 |
Postoperative, 1 week | 3.62 ± 1.59 | 3.65 ± 1.65 | 0.895 |
Postoperative, 3 months | 1.94 ± 1.20 | 1.70 ± 0.54 | 0.797 |
Postoperative, 1 year | 1.34 ± 0.57 | 1.39 ± 0.49 | 0.633 |
Oswestry disability index score | |||
Preoperative | 30.52 ± 5.36 | 31.43 ± 4.52 | 0.546 |
Postoperative, 1 week | 16.35 ± 2.92 | 17.5 ± 2.94 | 0.037 |
Postoperative, 3 months | 8.28 ± 2.13 | 7.78 ± 2.52 | 0.143 |
Postoperative, 1 year | 5.98 ± 1.90 | 5.67 ± 1.84 | 0.29 |