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Table 3 Multivariate analysis of selected environmental and sociodemographic variables and the S. haematobium infection in Bamako, January 2011

From: Urban schistosomiasis and associated determinant factors among school children in Bamako, Mali, West Africa

Sociodemographic/Variables N* Positive % p OR 95% IC
Niger River sides       
   Right 592 56 9.5 0,000 1.909 1.376-2.648
   Left 1,169 203 17.4 0,000   
Age group (years)       
   6-10 1,462 184 12.6    
   11-15 299 75 25.1 0.000 0.481 0.349-2.664
Parents’ occupations       
   Officials+ 174 3 1.7    
   Non officials++ 1,587 256 16.1 0.001 7.647 2.406-24.305
Distance between schools and the snails’ breeding sites
   ≤100 m 658 171 26.0    
   ≥500 m 1,103 88 8.0 0.000 3.677 2.765-4.889
  1. N: Total number of individuals examined.
  2. +: Civil servants, traders.
  3. ++: Working classes, drivers, cleaners, etc.