Table 4.

Diagnostic ability of the developed HCV assay.

		Training Set	Test Set	Complete Sample Set
n Neg. HCV		78	39	117
n Acute HCV		84	82	166
n Chronic HCV		63	78	141
Classification	True positive	136	160	296
	False positive	0	0	0
	False negative	11	0	11
	True negative	78	39	117
Diagnostic accuracy (%)		95.1	100	97.4
Sensitivity (%)		92.5	100	96.4
Specificity (%)		100	100	100
Positive predictive value (%)		100	100	100
Negative predictive value (%)		87.6	100	91.4