Correlation between Findings in Physical Examination, Magnetic Resonance Imaging, and Nerve Conduction Studies in Lumbosacral Radiculopathy Caused by Lumbar Intervertebral Disc Herniation

Table 7

Sensitivity, specificity, and positive and negative predictive values of MRI and NCS in relation to physical examination findings.

Study	Sensitivity (%)	Specificity (%)	Positive predictive value (%)	Negative predictive value (%)
MRI	87.0	57.1	86.9	57.1
NCS	65.2	28.6	75	20