Table 4.
Comparison of radiologic parameters between the two groups
| Item | Group A(64) | Group B(35) | P value |
|---|---|---|---|
| Segmental kyphotic angle preop (°) | 20.68 ± 7.23 | 18.90 ± 7.84 | 0.271 |
| Segmental kyphotic angle postop (°) | 13.39 ± 6.56 | 11.35 ± 7.34 | 0.173 |
| Segmental kyphotic angle final follow-up (°) | 18.55 ± 7.46 | 14.74 ± 7.71 | 0.019 |
| Segmental kyphotic angle correction (°) | 7.29 ± 3.95 | 7.55 ± 3.97 | 0.751 |
| Loss of correction angle (°) | 5.15 ± 3.21 | 3.39 ± 3.13 | 0.009 |
| Intervertebral height preop (cm) | 4.13 ± 0.78 | 4.09 ± 0.31 | 0.803 |
| Intervertebral height postop (cm) | 4.64 ± 0.65 | 4.63 ± 0.58 | 0.956 |
| Intervertebral height final follow-up (cm) | 4.20 ± 0.71 | 4.41 ± 0.40 | 0.111 |
| Intervertebral height correction (cm) | 0.51 ± 0.45 | 0.54 ± 0.52 | 0.795 |
| Loss of intervertebral height (cm) | 0.44 ± 0.30 | 0.22 ± 0.35 | 0.002 |
| Bone fusion time (m) | 7.97 ± 2.34 | 8.17 ± 2.55 | 0.271 |