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Table 3 School attendance and schistosomiasis mansoni across 29 sentinel sites in the Western half of Madagascar

From: Baseline prevalence and intensity of schistosomiasis at sentinel sites in Madagascar: Informing a national control strategy

  Prevalence of S. mansoni infection Prevalence of heavy-intensity S. mansoni infectiona
n mean prevalence OR p aOR p OR p aOR p
(95 % CI) (95 % CI) (95 % CI) (95 % CI)
Gender           
  Male 50 5.5         
  Female 47 4.6 0.8 (0.5–1.2) 0.33 0.8 (0.4–1.3) 0.33 1.0 (0.4–2.6) 0.98 1.4 (0.4–5.2) 0.60
Age           
  7 years 28 5.4         
  8 years 19 3.9 0.7 (0.4–1.3) 0.26 0.7 (0.3–1.5) 0.34 0.2 (0.1–1.1) 0.063 0.2 (0.0-1.4) 0.12
  9 years 25 5.3 1.0 (0.6–1.7) 0.96 1.1 (0.5–2.3) 0.78 0.6 (0.2–1.8) 0.38 0.6 (0.1-2.5) 0.48
  10 years 25 5.5 1.0 (0.6–1.8) 0.93 1.5 (0.8–3.0) 0.25 0.1 (0.0–1.0) 0.049 0.2 (0.0-2.0) 0.17
Study site     <0.001   <0.001   b   b
School attendance           
Regular 79 5.0         
Not regular 18 5.2 1.1 (0.6-1.8) 0.85 1.7 (0.9-3.4) 0.12 1.9 (0.7-5.5) 0.22 7.5 (1.1-49.5) 0.037
  1. S. mansoni infection = S. mansoni eggs identified by duplicate Kato-Katz slides; prevalence of heavy-intensity S. mansoni infection = >399 S. mansoni eggs per gram of stool; OR odds ratio (bivariate analysis), aOR adjusted OR (multivariate analysis), CI confidence interval; school attendance = as reported by the head teacher of the respective school; aAnalysis performed on 17 cases only; bAnalysis of prevalence of heavy-intensity Sn mansoni infection across study sites could not be performed due to low sample size; study site = selected public primary schools across an area of 36 districts in Madagascar targeted for control of schistosomiasis with the support of SCI