| Postoperative axial pain(n = 24) | P value | |
---|---|---|---|
Kyphosis (n = 11) | No kyphosis (n = 13) | ||
Axial pain after surgery (yes/no) | |||
 3 weeks | 9/2 | 5/8 | 0.032 |
 3 months | 4/7 | 3/9 | 0.554 |
 12 months | 1/10 | 1/12 | 0.902 |
 JOA scores 1 year later | 14.88 ± 1.46 | 14.07 ± 1.45 | 0.187 |