Christopher I. Shaffrey

Does back pain catastrophizing influence 60-month surgical outcomes for patients with degenerative lumbar spondylolisthesis? A Quality Outcomes Database study

Impact of Hip and Knee Osteoarthritis on Full Body Sagittal Alignment and Compensation for Sagittal Spinal Deformity

The T4-L1-Hip Axis: Sagittal Spinal Realignment Targets in Long-Construct Adult Spinal Deformity Surgery

Complication Rates Following Adult Spinal Deformity Surgery

Machine learning clustering of adult spinal deformity patients identifies four prognostic phenotypes: a multicenter prospective cohort analysis with single surgeon external validation

Riluzole for Degenerative Cervical Myelopathy

Redefining Clinically Significant Blood Loss in Complex Adult Spine Deformity Surgery

What predicts the best 24-month outcomes following surgery for cervical spondylotic myelopathy? A QOD prospective registry study

Cervical spondylotic myelopathy and driving abilities: defining the prevalence and long-term postoperative outcomes using the Quality Outcomes Database

Postoperative C5 Palsy after Anterior or Posterior Decompression for Degenerative Cervical Myelopathy

Comparing posterior cervical foraminotomy with anterior cervical discectomy and fusion in radiculopathic patients: an analysis from the Quality Outcomes Database

Minimally invasive versus open transforaminal lumbar interbody fusion for grade I lumbar spondylolisthesis: 5-year follow-up from the prospective multicenter Quality Outcomes Database registry

The Case for Operative Efficiency in Adult Spinal Deformity Surgery

Which supervised machine learning algorithm can best predict achievement of minimum clinically important difference in neck pain after surgery in patients with cervical myelopathy? A QOD study

Trends in the Use of Corticosteroids in the Management of Acute Spinal Cord Injury in North American Clinical Trials Network Sites

Developing nonlinear k-nearest neighbors classification algorithms to identify patients at high risk of increased length of hospital stay following spine surgery

Cervical laminoplasty versus laminectomy and posterior cervical fusion for cervical myelopathy: propensity-matched analysis of 24-month outcomes from the Quality Outcomes Database

Three-level ACDF versus 3-level laminectomy and fusion: are there differences in outcomes? An analysis of the Quality Outcomes Database cervical spondylotic myelopathy cohort

Research using the Quality Outcomes Database: accomplishments and future steps toward higher-quality real-world evidence

Characteristics of patients who return to work after undergoing surgery for cervical spondylotic myelopathy: a Quality Outcomes Database study

Do comorbid self-reported depression and anxiety influence outcomes following surgery for cervical spondylotic myelopathy?

How closely are outcome questionnaires correlated to patient satisfaction after cervical spine surgery for myelopathy?

Sleep Disturbances in Cervical Spondylotic Myelopathy

Demographics, Mechanism of Injury, and Outcomes for Acute Upper and Lower Cervical Spinal Cord Injuries: An Analysis of 470 Patients in the Prospective, Multi-Center, North American Clinical Trials Network Registry

What factors influence surgical decision-making in anterior versus posterior surgery for cervical myelopathy? A QOD analysis

Predictive role of global spinopelvic alignment and upper instrumented vertebra level in symptomatic proximal junctional kyphosis in adult spinal deformity

Variability in Early Surgery for Acute Cervical Spinal Cord Injury Patients: An Opportunity for Enhanced Care Delivery

Interhospital Transfer Delays Care for Spinal Cord Injury Patients: A Report from the North American Clinical Trials Network for Spinal Cord Injury

Incremental benefits of circumferential minimally invasive surgery for increasingly frail patients with adult spinal deformity

Does diabetes affect outcome or reoperation rate after lumbar decompression or arthrodesis? A matched analysis of the Quality Outcomes Database data set