Comparison Between S2-Alar-Iliac Screw Fixation and Iliac Screw Fixation in Adult Deformity Surgery: Reoperation Rates and Spinopelvic Parameters.

Global Spine J · 2017 · PMC5624376 · PMID 28989847

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did not reach statistical significanceno p-value reported

Based on our results, PI in the S2AI group decreased by 6.0° with statistical significance, while PI in the IS group increased by 2.9°, although it did not reach statistical significance.

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