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Table 2 Zonal prevalence by parasite in Amhara, Ethiopia, 2011–2015

From: Prevalence of soil-transmitted helminths and Schistosoma mansoni among a population-based sample of school-age children in Amhara region, Ethiopia

Zone Survey years Districts Clusters N A. lumbricoides T. trichiura Hookworm Any STH S. mansoni
% (95% CI) % (95% CI) % (95% CI) % (95% CI) % (95% CI)
Awi 2013 11 45 941 21.3 (15.8–28.0) 10.8 (7.5–15.3) 43.4 (37.1–49.8) 58.3 (52.2–64.1) 5.5 (3.5–8.6)
East Gojjam 2013 18 90 2048 10.3 (7.3–14.2) 3.8 (2.3–6.3) 26.6 (22.7–31.1) 37.6 (33.7–41.6) 1.0 (0.3–3.3)
North Gondar 2012–15 23 117 2497 26.2 (21.6–31.4) 0.6 (0.3–1.1) 24.1 (20.5–28.0) 45.8 (40.8–50.9) 22.8 (18.3–28.1)
North Shewa 2013–15 24 99 1920 16.0 (13.0–19.5) 2.2 (1.3–3.5) 10.4 (7.3–14.7) 25.9 (22.7–29.3) 1.2 (0.6–2.3)
North Wollo 2013–14 12 72 1522 22.5 (18.4–27.2) 8.2 (5.9–11.4) 4.4 (3.2–6.1) 30.9 (26.2–36.0) 2.5 (1.2–5.2)
Oromiya 2013–14 7 25 430 7.7 (4.0–14.6) 2.8 (1.5–5.2) 2.5 (1.1–5.4) 12.1 (7.5–19.0) 40.1 (31.2–49.8)
South Gondar 2011 10 99 1090 10.3 (7.5–13.9) 3.1 (1.9–5.0) 10.4 (7.2–14.7) 20.3 (16.3–25.0) 3.9 (1.5–9.7)
South Wollo 2013–15 22 119 2820 15.3 (13.2–17.7) 2.9 (2.0–4.2) 9.1 (7.7–10.8) 25.9 (23.5–28.3) 2.6 (1.6–4.1)
Wag Hemra 2013–14 7 28 578 19.7 (12.9–29.0) 4.6 (2.5–8.5) 7.6 (3.5–15.6) 30.0 (22.1–39.3) 0.5 (0.1–2.1)
West Gojjam 2012–13 16 74 1609 11.5 (8.7–15.1) 3.3 (2.2–4.9) 48.2 (43.1–53.4) 56.0 (51.4–60.6) 1.3 (0.4–4.0)