Table 3. Sensitivity and Specificity of PCR .

PCR	ELISA IgG		Total	ELISA IgM		Total
	Negative	Positive		Negative	Positive
Negative
Count	22	25	47	47	0	47
% Within ELISA	95.7	92.6	94	97.9	0	94
Positive
Count	1	2	3	1	2	3
% Within ELISA	4.3	7.4	6	2.1	100	6
Total
Count	23	27	50	48	2	50
% Within ELISA	100	100	100	100	100	100