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Table 1 Characteristics of study participants in Kaedi, southern Mauritania, 2014/2015

From: Prevalence and seasonal transmission of Schistosoma haematobium infection among school-aged children in Kaedi town, southern Mauritania

Variable Frequency % P-value
Sex
 Male 1064 49.2 0.373
 Female 1098 50.8  
 Sex ratio (males:females) 0.97   
Age group (in years)
 5–7 761 35.2 < 0.001
 8–11 783 36.2  
 12–15 618 28.6  
Mean age 9.3   
Education level
 No education 446 20.6 < 0.001
 Koranic school 256 11.8  
 Primary school 1335 61.7  
 Secondary school 125 5.8  
Relationship to the household head
 Child 1468 67.9 0.282
 Other relatives 663 30.7  
 Without relatives 31 1.4  
Household head occupation
 Officialsa 209 14.0 0.502
 Non-officialsb 943 63.3  
 Unemployed 339 22.7  
Household head education level
 No education 449 30.1 0.470
 Koranic school 515 34.5  
 Primary school 252 16.9  
 Secondary school 209 14.0  
 Higher academic level 67 4.5  
Habitation zonec
 Zone 1 775 35.8 0.634
 Zone 2 767 35.5  
 Zone 3 620 28.7  
Season
 Wet 1026 47.5 0.002
 Dry 1136 52.5  
Total 2162 100.0  
  1. aIncluding teachers, medical staff and administration staff
  2. bIncluding famers, traders and craftsmen
  3. cHabitation in the study site was divided in zones according to the distance to the Senegal River: zone 1, < 200 m; zone 2, 201–500 m; zone 3, > 500 m