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Sagittal plane measurements
| Hook-hybrid group | Screw group | P-value | |
|---|---|---|---|
| Mean | Mean | ||
| Global balance | |||
| Preoperative (mm) | −36.9 | −46.3 | 0.5472 |
| Postoperative (mm) | −16.7 | −32.5 | 0.5016 |
| Thoracic kyphosis angle (°) | |||
| Preoperative | 29.3 | 32.4 | 0.6880 |
| Postoperative | 26.0 | 32.2 | 0.2706 |
| Lumbar lordosis angle (°) | |||
| Preoperative | 52.4 | 49.0 | 0.3888 |
| Postoperative | 42.6 | 41.4 | 0.7072 |
