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Table 5 Agreement (sensitivity, specificity) for ASL relative CBF (WM), DSC relative CBF (WM), and DSC relative CBV (WM) to differentiate high (n = 21) from low (n = 14) grade gliomas

From: Arterial spin labeling in the grading of brain gliomas: could it help?

  AUC p 95% C.I Cutoff Sensitivity Specificity PPV NPV Accuracy
ASL relative CBF (WM) 0.925* < 0.001* 0.84–1.01 > 2.08 80.95 85.71 89.5 75.0 82.86
DSC relative CBF (WM) 1.000* < 0.001* 1.00–1.00 > 0.9 100.0 100.0 100.0 100.0 100.0
DSC relative CBV (WM) 1.000* < 0.001* 1.00–1.00 > 1.1 100.0 100.0 100.0 100.0 100.0
  1. AUC area under a curve, p value probability value, CI confidence interval, NPV negative predictive value, PPV positive predictive value, *statistically significant at p ≤ 0.05