Table 9 Sensitivity, specificity of MR neurography based on electrophysiological studies in the diagnosis of lumbosacral radiculo-plexopathy
MR neurography | Electrophysiological studies | Sensitivity (%) | Specificity (%) | PPV (%) | NPV (%) | Accuracy (%) | |
|---|---|---|---|---|---|---|---|
Normal | Abnormal | ||||||
Patients (n = 50) | (n = 10) | (n = 40) | |||||
Normal | 4 (40%) | 1 (2.5%) | 97.5 | 40.0 | 86.67 | 80.0 | 86.0 |
Abnormal | 6 (60%) | 39 (97.5%) | |||||