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Table 3 Prevalence of S. haematobium in the five study villages near Bouaké in central Côte d'Ivoire, stratified by age category between 2007 and 2009

From: Dynamics of freshwater snails and Schistosoma infection prevalence in schoolchildren during the construction and operation of a multipurpose dam in central Côte d’Ivoire

 

2007

2009

 

Age category (in years)

n

p (%)

n

p (%)

χ 2

P-value

≤5

38

3 (7.9)

36

1 (2.7)

  

6–15

198

23 (11.6)

140

4 (3.0)

  

>15

315

12 (3.8)

183

3 (1.6)

  

Total

551

38 (6.9)

372

8 (2.2)

7.40

0.006

  1. n: number of individuals examined
  2. p: number of individuals infected
  3. %: prevalence