Table 7. Confusion matrix.

	Predictive Positive	Predictive Negative	Total
Actual Positive	TP	FN	TP + FN
Actual Negative	FP	TN	FP + TN
Total	TP + FP	FN + TN

TP = True Positive, FN = False Negative, FP = False Positive, TN = True Negative.