Table 2.

ELISA results in sera of 6 patients^a

No.	ELISA lgG (3 week)b	ELISA lgG (5 week)c
1	0.458 (positive)	0.678 (positive)
2	0.177 (negative)	0.442 (positive)
3	0.053 (negative)	0.553 (positive)
4	0.382 (positive)	0.565 (positive)
5	0.559 (positive)	0.192 (negative)
6	0.254 (borderline)	0.733 (positive)

^aELISA was done in the Department of Parasitology, Seoul National University College of Medicine.

^bReference for positive and negative: 0.316, 0.034.

^cReference for positive and negative: 0.836, 0.087.