Preoperative | Postoperative | Improvement (%) | P value | Final follow-up | Improvement (%) | P value | |
---|---|---|---|---|---|---|---|
Coronal plane | |||||||
Segmental curve(°) | 64.1 ± 16.8 | 17.1 ± 12.6 | 75.5 | *0.000 | 15.8 ± 11.0 | 74.2 | *0.000 |
Cranial curve(°) | 25.6 ± 11.4 | 8.0 ± 6.0 | 69.2 | *0.000 | 7.7 ± 5.3 | 69.8 | *0.000 |
Caudal curve(°) | 26.9 ± 9.3 | 6.9 ± 6.3 | 73.7 | *0.000 | 8.2 ± 6.1 | 69.0 | *0.000 |
TS(%)a | 13.8 ± 12.9 | 9.4 ± 11.5 | 31.9 | 0.295 | 4.8 ± 5.6 | 65.2 | *0.019 |
AVT(%)a | 34.5 ± 13.1 | 10.5 ± 7.3 | 69.6 | *0.000 | 12.3 ± 5.8 | 64.3 | *0.000 |
Sagittal plane | |||||||
Segmental TL kyphosis(°) | 59.9 ± 23.2 | 13.6 ± 9.5 | 77.3 | *0.000 | 20.8 ± 13.8 | 65.3 | *0.000 |
Thoracic kyphosis(°) | 60.6 ± 15.7 | 34.6 ± 11.0 | 42.9 | *0.001 | 42.8 ± 12.5 | 29.4 | *0.001 |
Lumbar lordosis(°) | 65.3 ± 13.1 | 46.6 ± 9.1 | 28.6 | *0.000 | 45.8 ± 7.6 | 29.9 | *0.000 |
SVA (mm) | 0.85 ± 1.14 | 1.0 ± 0.9 | – | 0.692 | 0.8 ± 0.9 | 6.2 | 0.782 |