Table 1.

Parameters for comparison of qPCR results with a reference method in a 2 × 2 error matrix contingency table.

		Reference method
		Positive	Negative
Alternative method	Positive	TP	FP
	Negative	FN	TN

TP—True positive—Positive sample correctly identified as positive.

TN—True negative—Negative sample correctly identified as negative.

FP—False positive—Negative sample wrongly identified as positive.

FN—False negative—Positive sample wrongly identified as negative.