Table 1.

Sensitivities and specificities of CL-ELISA with distinct T. cruzi antigens and of conventional serologic methods

Index	No. of samples	Result (%) using CL-ELISA with:				Result (%) using:
		EpEx	tGPI mucin	TSSA VI	TSSA Id	IHA	IIF	ELISA
Sensitivity	237	99.6	100	86.9	0	97.5	98.7	100
Specificitya	200	100	100	99	NA	100	100	100
Specificityb	180	69.4	100	94.4	NA	77.8	58.3	57.8
Specificityc	380	85.5	100	97.4	NA	89.5	80.3	80

^aSpecificity determined with seronegative human sera.

^bSpecificity determined with specificity control human sera.

^cSpecificity determined with seronegative and specificity control human sera.

^dNA, not applicable (did not render a positive value).