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Table 1 Transmural perfusion analysis details in Group 1 for thresholds of 5%, 10%, 15% and 20%.

From: Transmural perfusion gradient analysis by high-resolution MR versus fractional flow reserve for the assessment of coronary artery stenosis

  5% threshold 10% threshold 15% threshold 20% threshold
Sensitivity 0.88 (0.60-0.98) 0.81 (0.54-0.95) 0.81 (0.57-0.93) 0.63 (0.36-0.84)
Specificity 0.56 (0.44-0.68) 0.75 (0.63-0.84) 0.85 (0.74-0.91) 0.93 (0.84-0.97)
Positive Predictive Value 0.31 (0.19-0.47) 0.42 (0.25-0.61) 0.54 (0.33-0.74) 0.67 (0.39-0.87)
Negative Predictive Value 0.95 (0.83-0.99) 0.95 (0.84-0.99) 0.95 (0.86-0.99) 0.92 (0.92-0.96)
Area under the ROC curve 0.72 (0.59-0.85) 0.78 (0.65-0.91) 0.83 (0.71-0.95) 0.78 (0.63-0.93)