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Comparison of the SRS-22 outcomes between the PSO with a cage group (Group A) and the PSO group (Group B) (mean ± SD)
| SRS-22 | Group A | Group B | t | P |
|---|---|---|---|---|
| Preoperative | 1.9 ± 0.6 | 2.0 ± 0.7 | 0.788 | 0.433 |
| Postoperative | 4.5 ± 0.5 | 4.6 ± 0.4 | 0.691 | 0.492 |
| Final follow-up | 4.4 ± 0.6 | 4.5 ± 0.4 | 0.923 | 0.359 |
SD: Standard deviation; PSO: Pedicle subtraction osteotomy; SRS-22: Scoliosis Research Society-22.
