Table 6 Prevalence of IgG4 antibodies to Ov-16 in children aged 1–10 years tested in 2013, by geographical sub-area in the Amazonian focus of southern Venezuela
From: Evidence of suppression of onchocerciasis transmission in the Venezuelan Amazonian focus
Geographic sub-areaa | 1–5 years (positive/examined) | Seroprevalence (%) (95 % CI) | 6–10 year (positive/examined) | Seroprevalence (%) (95 % CI) | Total (positive/examined) | Seroprevalence (%) (95 % CI) | |
|---|---|---|---|---|---|---|---|
6 | Jénita–Putaco | 0/15 | 0 (0–21.8) | 0/14 | 0 (0–23.2) | 0/29 | 0 (0–11.9) |
15 | Guaharibos | 0/13 | 0 (0–24.7) | 0/8 | 0 (0–36.9) | 0/21 | 0 (0–16.1) |
16 | Peñascal | 1/23 | 4.3 (0.1–21.9) | 2/15 | 13.3 (3.7–37.9) | 3/38 | 7.9 (1.7–21.4) |
18 | Orinoquito | 3/62 | 4.8 (1.7–13.3) | 19/54 | 35.2 (23.8–48.5) | 22/116 | 19.0 (12.9–27.0) |
19 | Parima B | 0/41 | 0 (0–8.6) | 0/32 | 0 (0–10.9) | 0/73 | 0 (0–4.9) |
20 | Parima C | 0/18 | 0 (0–18.5) | 0/10 | 0 (0–30.9) | 0/28 | 0 (0–12.3) |
21 | Parima A | 0/9 | 0 (0–33.6) | 0/15 | 0 (0–21.8) | 0/24 | 0 (0–14.3) |
24 | Shamatari | 0/37 | 0 (0–9.5) | 1/30 | 3.3 (0.08–17.2) | 1/67 | 1.5 (0.04–8.0) |
Total | 4/218 | 1.8 (0.5–4.6) | 22/178 | 12.4 (8.3–18.0) | 26/396 | 6.6 (4.3– 9.5) | |