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Table 8 ROC curve analysis for the prediction of cortical grey matter lesions using different MRI pulse sequences (DIR, Flair and T2) among studied 40 MS patients (control group is the reference group)

From: Diagnostic accuracy of double inversion recovery (DIR) in detection of cortical gray matter lesions in patients with MS

  DIR Flair T2
AUC 0.8 0.75 0.613
95% CI 0.69–0.91 0.63–0.87 0.47–0.76
P value  < 0.001* 0.002* 0.158
Sensitivity 60 50 22.5
Specificity 100 100 100
PPV 100 100 100
NPV 55.6 50 39.2
Accuracy 73.3 66.7 48.3
  1. *Significant p-value