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Table 2 ROC analysis of neural network output at different cutoff points in the testing set

From: Identification and classification of high risk groups for Coal Workers' Pneumoconiosis using an artificial neural network based on occupational histories: a retrospective cohort study

Cutoff point Sensitivity% Specificity% PPV% NPV% Youden Index% Negatives correctly identified%
0.015 100.0 89.3 13.2 100.0 89.3 87.8
0.02 95.7 92.3 16.9 99.9 88.0 90.9
0.04 93.6 96.2 28.4 99.9 89.8 94.7
0.06 91.5 97.4 36.4 99.9 88.9 96.0
0.08 89.4 98.1 42.9 99.8 87.5 96.6
0.1 87.2 98.6 50.6 99.8 85.8 97.2
0.3 70.2 99.8 86.8 99.5 70.0 98.7
0.5 63.8 99.9 90.9 99.4 63.7 98.9
0.6 63.8 100.0 100.0 99.4 63.8 99.0