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Table 5 Association between Faecal Water Quality Indicators with Background Counts Less than 150 cfu/100ml and AGII

From: A prospective study of rural drinking water quality and acute gastrointestinal illness

Exposure No AGII AGII Odds Ratio (95% CI)*
E. coli    
0 cfu/100 ml 433 40  
1+ cfu/100 ml 12 4 2.85 (0.97–8.39)
Total Coliform    
< 6 cfu/100 ml 423 42  
6+ cfu/100 ml 32 2 0.32 (0.03–4.08)
Total Coliform    
0 cfu/100 ml 332 29  
1+ cfu/100 ml 123 15 1.77 (0.94–3.30)
  1. *Adjusted for age and number of years at current residence. AGII is acute gastrointestinal illness for specific defination, see methods