Mark Shaffrey, MD

Chair - Department of Neurosurgery
University of Virginia, US

Poster(s):

• 1-year ODI predicts Return-to-Work at 2 years among Employed Patients undergoing Lumbar Spine Surgery for Grade II Spondylolisthesis – A Quality Outcomes Database study
  Friday, May 3, 2024

• Do Lifetime Quality-Adjusted Life Years Gained Differ Following Three-Level ACDF and Laminectomy with Fusion? A QOD Cervical Spondylotic Myelopathy Cohort Analysis
  Friday, May 3, 2024

• Do Obese Patients Undergoing Surgery for Grade 1 Spondylolisthesis Have Worse outcomes at 5 years Followup? A QOD Study.
  Friday, May 3, 2024

• Geographic Variation in Disability After Posterior/transforaminal Lumbar Interbody Fusion for Grade 1 Degenerative Lumbar Spondylolisthesis: a 5-Year Quality Outcomes Database Study
  Friday, May 3, 2024

• Impact of Patient Pain Versus Functional Status on Satisfaction with Outcomes After Surgical Management of Grade I Spondylolisthesis: A 5-year Analysis of the Quality Outcomes Database
  Friday, May 3, 2024

• Impact of Patients’ Functional Status on Satisfaction with Outcomes after Elective Spine Surgery for Cervical Spondylotic Myelopathy: A 2-year Analysis of the Quality Outcomes Database
  Friday, May 3, 2024

• Improvement in Patient-Reported Outcomes Among the Elderly after Surgery for Grade II Lumbar Spondylolisthesis: A 2-year Quality Outcomes Database Study
  Friday, May 3, 2024

• Is there Regional Variation across the United States in outcomes for patients undergoing a 1, 2, or 3-level ACDF for CSM? – A Quality Outcomes Database study
  Friday, May 3, 2024

• Patient Reported Outcomes After ACDF versus Laminoplasty with Foraminotomy for Cervical Spondylotic Myelopathy: A 2-Year Quality Outcomes Database Study
  Friday, May 3, 2024

• Predictors of Prolonged Length of Stay following Lumbar Fusion for Grade II/III Spondylolisthesis: a Quality Outcomes Database study
  Friday, May 3, 2024

• Which Factors Drive Surgeons to Fuse? Decision Tree-based Prediction of Approach Selection in QOD Lumbar Spondylolisthesis Patients
  Friday, May 3, 2024

• Which Machine Learning Algorithms Best Predict 5-Year Minimum Clinically Important Differences in QOD Lumbar Spondylolisthesis Patients?
  Friday, May 3, 2024