Spine - December 2002

Martin Wells, PhD, et al.
Detection of Lumbosacral Nerve Root Compression
with a Novel Composite Nerve Conduction Measurement

Spine. 2002;27(24):2811-9.

Study Design
• 60 Subjects
• 25 Subjects with both MRI and clinically confirmed lumbosacral radiculopathy and 35 asymptomatic subjects
• Comparison of NC-stat comprehensive F-wave methodology to lumbosacral radiculopathy confirmed by MRI and clinical findings

Key Results
• Sensitivity 83%; Specificity 84% for lumbosacral radiculopathy
• Diagnostic Accuracy of 0.91 (area under ROC curve) for lumbosacral radiculopathy