Table 1.

	IgM ISAGA+IgA ELISA			IgG IGM Western blot
	Pos	Neg	Tot	Pos	Neg	Tot
Infected	30	2	32	38	6	44
Not infected	10	182	192	2	178	180
Tot	40	184	224	40	184	224
	Sens. 75.0			Sens. 95.0
	(95% CI: 58.8–87.3)			(95% CI: 83.1–99.4)*
	Spec. 98.9			Spec. 96.7
	(95% CI: 96.1–99.3)			(95% CI: 93.0–98.8)

Sens., sensitivity; Spec., specificity.