Surgical Compared with Nonoperative Treatment for Lumbar Degenerative Spondylolisthesis. Four-Year Results in the Spine Patient Outcomes Research Trial (SPORT) Randomized and Observational Cohorts
J Bone Joint Surg Am Weinstein et al.
91: 1295
Supplementary Material
Commentary by Stanley J. Bigos, MD
Files in this Data Supplement:
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Tables showing baseline characteristics of the study cohorts, the types of operative treatments and complications, and predictions of adherence to treatment among patients in the randomized cohort