Spine
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Randomized Controlled Trial Multicenter Study Observational Study
Serious Adverse Events Significantly Reduce Patient-Reported Outcomes at 2-Year Follow-up: Nonoperative Multicenter Prospective NIH Study of 105 Patients.
This is an analysis of a prospective 2-year study on nonoperative patients enrolled in the Adult Symptomatic Lumbar Scoliosis (ASLS) National Institute of Arthritis and Musculoskeletal and Skin Diseases (NIAMS) trial. ⋯ 2.
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Multicenter Study
Identifying Factors Predictive of Atlantoaxial Fusion Failure in Pediatric Patients: Lessons Learned From A Retrospective Pediatric Craniocervical Society Study.
Multicenter retrospective cohort study with multivariate analysis. ⋯ 3.