. 2002 Dec;40(12):4603–4606. doi: 10.1128/JCM.40.12.4603-4606.2002

TABLE 1.

Diagnostic performance of the hepatitis B sAg/eAg system for HBsAg^a

Sample	Test outcome	Clinical diagnosis		Total subjects
Sample	Test outcome	Chronic HBV carriers	Healthy control subjects	Total subjects
Serum (S)	HBsAg⁺	402	2	404
	HBsAg⁻	1	293	294
	Total	403	295	698
Whole blood (WB)	HBsAg⁺		0	0
	HBsAg⁻		244	244
	Total		244	244
Total (S+WB)	HBsAg⁺	402	2	404
	HBsAg⁻	1	537	538
	Total	403	539	942

Clinical sensitivity for serum, 99.75%; clinical specificity for serum, 99.32%; clinical specificity for whole blood, 100.00%; clinical specificity for all samples, 99.63%.