Spine
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Retrospective multicenter cohort study. ⋯ 3.
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Multicenter Study
Incidental Durotomy is Associated with Increased Risk of Delirium in Patients Aged 65 and Older.
Retrospective cohort study. ⋯ 3.
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Retrospective study of a surgical cohort from a single, large academic institution. ⋯ 3.
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Observational Study
Lordosis Recreation with PLIF Surgery - What Is the Influence on Adjacent Segment Lordosis? - An Observational Study of Radiological Alignment Change.
Retrospective cohort. ⋯ 3.
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Case-control study. ⋯ 3.