Spine
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A retrospective review of 281 consecutive cases of adult spine deformity (ASD) surgery (age 55 ± 19 yrs, 91% female, follow-up 4.3 ± 1.9 yrs) from a multicenter database. ⋯ 4.
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Case-control study. ⋯ 3.
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Retrospective analysis of collected data and operative experiment on human cadavers. ⋯ 3.
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Retrospective review of the American College of Surgeons National Surgical Quality Improvement Program (ACS-NSQIP) database years 2010 to 2015. ⋯ 3.