Table 1.

Comparison of NN models. PPV = Predictive Positive Value, NPV = Predictive Negative Value, ROC = area under the ROC curve.

Network type	Error	Performance	sensitivity	specificity	PPV	NPV	ROC	Youden's J
Linear	0.447	0.636	67.12	56.34	75.97	45.46	0.687	0.23
RBF	0.449	0.691	85.61	35.21	73.10	54.35	0.664	0.21
MLP (1 – 7)	0.439	0.682	77.50	51.20	76.35	52.17	0.731	0.28