Table 3.

The performance of artificial neural network (ANN) model on training and validation sets

Indicator	Training set (n = 992 )	Validation set (n = 496)
Accuracy	0.84	0.80
Sensitivity	0.75	0.72
Specificity	0.86	0.83
Yuden index	0.70	0.68
Area under the receiver operating curve (AUC) (95% confidence interval [CI])	0.827 (0.820, 0.832)	0.814 (0.803, 0.824)