Spine
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A prospective cohort study. ⋯ 2.
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Comparative Study
Human versus Robot: A Propensity-Matched Analysis of the Accuracy of Free Hand versus Robotic Guidance for Placement of S2 Alar-Iliac (S2AI) Screws.
Retrospective matched cohort analysis. ⋯ 3.
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Reliability analysis. ⋯ 4.
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A retrospective study. ⋯ 4.
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Multicenter Study
Minimum Clinically Important Difference in SF-36 Scores for Use in Degenerative Cervical Myelopathy.
Post-hoc analysis of 606 patients enrolled in the AOSpine CSM-NA or CSM-I prospective, multicenter cohort studies. ⋯ 3.