Spine
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Comparative Study
Total Disc Arthroplasty and Anterior Interbody Fusion in the Lumbar Spine Have Relatively Few Differences in Readmission and Short-term Adverse Events.
Retrospective matched cohort study of prospectively collected data. ⋯ 3.
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A retrospective epidemiological study. ⋯ 3.
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MINI: The outcome of interest was ≥ 5% weight change 1 year postoperative from baseline. Seven thousand three hundred three lumbar fusions in the Kaiser Permanente Spine Registry between 2009 and 2013 were analyzed. Weight loss occurred in: body mass index < 30, 11.1%; obese, BMI 30 to 39, 16.6%, odds ratio = 1.42; extremely obese, body mass index ≥40, 21.1%, odds ratio = 1.73.