Table 4. Predictive success of J48 model in an independent sample of children from the Duke PAPA Test-Retest Study (PTRTS) recruited in an identical fashion as the training sample.

	Generalized Anxiety	Separation Anxiety
	Weighted Values	Weighted Values
Accuracy	97.4%	97.1%
Sensitivity	100%	73.0%
Specificity	97.2%	99.4%
Positive Predictive Value	74.9%	91.9%
Negative Predictive Value	100%	97.5%