TABLE 3.

Adults and children infected with S. mansoni, S. japonicum or S. haematobium testing positive for the LDN-DF, LDN, and Lewis^x epitope

Group	% Positivea
	LDN-DF		LDN		Lewisx
	IgG	IgM	IgG	IgM	IgG	IgM
Children
S. haematobium	92	100	17	66	42	100
S. mansoni	50	100	30	20	20	50
S. japonicum	92	58	17	33	0	50
Adults
S. haematobium	100	100	38	63	63	50
S. mansoni	25	83	25	8	8	63
S. japonicum	92	50	25	17	17	8
Control	0	0	0	5	10	5

^aCutoff levels were based on the negative controls average and 3 standard deviations.