Spine
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Retrospective database review. ⋯ 3.
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Retrospective analysis of prospectively collected data. ⋯ 2.
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Multicenter Study
Development and Validation of Cervical Prediction Models for Patient-Reported Outcomes at 1-Year after Cervical Spine Surgery for Radiculopathy and Myelopathy.
Retrospective analysis of prospectively collected registry data. ⋯ 2.
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A retrospective study. ⋯ 4.
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Observational Study
Influence of Hand Grip Strength on Surgical Outcomes After Surgery for Adult Spinal Deformity.
A prospective observational study. ⋯ 2.