Transmission of Onchocerciasis in Wadelai Focus of Northwestern Uganda Has Been Interrupted and the Disease Eliminated

Table 2

Blood spots from children ≤14 years of age (n = 3011) from Wadelai onchocerciasis focus tested for IgG4 antibodies against the OV-16 recombinant antigen in 2009.

Age group	No. screened	No. positive	% positive
1 to 4	1080	0	0
5 to 9	1058	0	0.19
10 to ≤14	873	1	0.11
Total	3011	1	0.03

NB: Only the putative positive individual in age group 10 to ≤14 years was PCR positive by O-150 skin snip PCR, indicating patent infection.