Table 3.

Definitions of evaluation terms.

		Test Outcome		Accuracy	Sensitivity	Specificity
		Positive	Negative
Actual Condition	Positive	tp	fp	$\frac{tp+tn}{tp+fp+tn+fn}$	$\frac{tp}{tp+fn}$	$\frac{tn}{tn+fp}$
	Negative	fn	tn