Table 1 Background characteristics of children tested in Bunkpurugu-Yunyoo District at the end of the high malaria transmission season (2010–2014)
Characteristic | November 2010 (n = 1919)a | October 2011 (n = 2040)b | October 2012 (n = 2026)b | October 2013 (n = 1311)c | October 2014 (n = 1408)c | |||||
|---|---|---|---|---|---|---|---|---|---|---|
% | 95% CI | % | 95% CI | % | 95% CI | % | 95% CI | % | 95% CI | |
Gender | ||||||||||
Male | 51.2 | 48.9–53.5 | 51.4 | 49.2–53.6 | 49.8 | 47.6–52.0 | 51.0 | 48.3–53.7 | 51.3 | 48.7–53.9 |
Female | 48.8 | 46.5–51.1 | 48.6 | 46.4–50.8 | 50.2 | 48.0–52.4 | 49.0 | 46.3–51.7 | 48.7 | 46.1–51.4 |
Age-group (months) | ||||||||||
< 12 | 19.6 | 17.9–21.5 | 20.8 | 19.1–22.6 | 20.5 | 18.8–22.3 | 22.0 | 19.8–24.4 | 21.6 | 19.5–23.9 |
12–23 | 18.6 | 16.9–20.4 | 19.6 | 17.9–21.4 | 22.4 | 20.6–24.3 | 21.6 | 19.4–24.0 | 20.5 | 18.4–22.7 |
24–35 | 20.4 | 18.6–22.3 | 20.3 | 18.6–22.1 | 19.3 | 17.6–21.1 | 19.1 | 17.0–21.4 | 22.5 | 20.4–24.8 |
36–47 | 20.8 | 19.0–22.7 | 19.1 | 17.4–20.9 | 18.4 | 16.8–20.2 | 18.1 | 16.1–20.3 | 20.3 | 18.3–22.5 |
48–59 | 20.6 | 18.8–22.5 | 20.2 | 18.5–22.0 | 19.3 | 17.6–21.1 | 19.2 | 17.1–21.5 | 15.1 | 13.3–17.1 |
Caregiver’s age-group (years) | ||||||||||
< 25 | 16.8 | 15.0–18.8 | 19.2 | 17.5–21.0 | 20.8 | 19.1–22.7 | 19.0 | 16.9–21.3 | 19.6 | 17.6–21.8 |
25–34 | 52.9 | 50.4–55.4 | 54.2 | 52.0–56.4 | 52.5 | 50.3–54.7 | 53.1 | 50.4–55.8 | 53.8 | 51.2–56.4 |
35–44 | 24.7 | 22.6–26.9 | 22.3 | 20.5–24.2 | 23.1 | 21.3–25.0 | 23.7 | 21.4–26.1 | 22.9 | 20.8–25.2 |
45 and above | 5.7 | 4.6–7.0 | 4.3 | 3.5–5.3 | 3.6 | 2.9–4.5 | 4.2 | 3.2–5.5 | 3.6 | 2.7–4.8 |
Caregiver’s education | ||||||||||
Never attended school | 84.2 | 82.5–85.8 | 80.7 | 78.9–82.4 | 80.6 | 78.8–82.3 | 74.4 | 71.9–76.7 | 75.3 | 72.9–77.5 |
Ever attended school | 15.8 | 14.2–17.5 | 19.3 | 17.6–21.1 | 19.4 | 17.7–21.2 | 25.6 | 23.3–28.1 | 24.7 | 22.5–27.1 |
Caregiver’s occupation | ||||||||||
Non-farming | 15.2 | 13.6–16.9 | 21.8 | 20.0–23.7 | 17.6 | 16.0–19.3 | 21.1 | 18.9–23.4 | 20.1 | 18.1–22.3 |
Farming | 84.8 | 83.1–86.4 | 78.2 | 76.3–80.0 | 82.4 | 80.7–84.0 | 78.9 | 76.6–81.1 | 79.9 | 77.7–82.0 |
Bednet availability in the home | ||||||||||
None | 1.5 | 1.0–2.2 | 3.7 | 2.9–4.7 | 1.4 | 1.0–2.0 | 8.9 | 7.4–10.6 | 6.8 | 5.6–8.3 |
At least one | 98.5 | 97.8–99.0 | 96.3 | 95.3–97.1 | 98.6 | 98.0–99.1 | 91.1 | 89.4–92.6 | 93.2 | 91.7–94.5 |
Child slept under net night prior to survey | ||||||||||
No | 5.0 | 4.1–6.1 | 17.8 | 16.2–19.6 | 6.3 | 5.3–7.5 | 31.5 | 29.0–34.1 | 31.9 | 29.5–34.4 |
Yes | 95.0 | 93.9–95.9 | 82.2 | 80.5–83.8 | 93.7 | 92.5–94.7 | 68.5 | 65.9–71.0 | 68.1 | 65.6–70.5 |
Reported fever 48 h prior to survey | ||||||||||
No | 53.0 | 50.7–55.3 | 62.8 | 60.7–64.9 | 59.1 | 56.9–61.3 | 78.7 | 76.4–80.9 | 75.0 | 72.6–77.2 |
Yes | 47.0 | 44.8–49.3 | 37.2 | 35.1–39.4 | 40.9 | 38.8–43.1 | 21.3 | 19.1–23.6 | 25.0 | 22.8–27.4 |
Antimalarial intake 2 weeks prior to survey | ||||||||||
No | 84.6 | 82.9–86.2 | 86.2 | 84.6–87.6 | 94.1 | 93.0–95.1 | 97.6 | 96.6–98.4 | 94.8 | 93.5–95.9 |
Yes | 15.4 | 13.9–17.1 | 13.8 | 12.4–15.4 | 5.9 | 4.9–7.0 | 2.4 | 1.6–3.4 | 5.2 | 4.1–6.5 |
Anaemia (Hb <11g/dl) | ||||||||||
No | 22.3 | 20.5–24.3 | 27.5 | 25.6–29.5 | 32.2 | 30.2–34.3 | 51.7 | 49.0, 54.4 | 43.0 | 40.4–45.6 |
Yes | 77.7 | 75.6–79.5 | 72.5 | 70.5–74.4 | 67.8 | 65.7–69.8 | 48.3 | 45.6–51.1 | 57.0 | 54.4–59.6 |