TABLE 1.

Results of the MAb-blocking EIA for HSV-2 antibody and the SIA for HSV-1 and HSV-2 antibodies^a

EIA result	No. of sera with SIA result
	HSV-1	HSV-2	HSV-1 and -2	HSV NTb	HSV negative	Total
HSV-2 positive	8	129	383	0	21	541
Equivocal	2	1	0	0	0	3
HSV-2 negative	734	14	28	16	276	1,068
Total	744	144	411	16	297	1,612

^aSera were obtained from 1,612 attendees of an STD clinic in Amsterdam, The Netherlands. 

^bNT, not typeable.