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Table 3 ROC analysis of artificial neural network output at different cutoff points in the testing set

From: Identification of the risk for liver fibrosis on CHB patients using an artificial neural network based on routine and serum markers

Cutoff point Sensitivity% Specificity% PPV% NPV% Youden Index%
0.33 100.0 68.7 59.0 100.0 68.7
0.35 94.4 75.0 63.0 96.8 69.4
0.40 91.7 80.0 65.3 94.0 71.7
0.45 83.3 85.0 71.4 91.9 68.3
0.50 66.7 88.7 72.7 85.5 47.1
0.55 55.5 92.5 76.9 82.2 44.2
0.60 44.4 96.2 83.3 78.6 42.3
0.70 36.1 100.0 100.0 77.7 36.1