ODI | Preoperative score | Score 6 months after operation | Score 12 months after operation | Score 24 months after operation |
---|---|---|---|---|
ISOBAR TTL | 60.36 ± 11.25 | 20.18 ± 6.46* | 15.07 ± 4.82* | 11.83 ± 5.68* |
PLIF | 58.19 ± 10.83 | 22.16 ± 6.17* | 18.43 ± 5.66* | 13.28 ± 3.37* |
P | >0.05 | >0.05 | >0.05 | >0.05 |