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Table 4 Logistic regression models of faecal and total coliform bacteria presence in the assessed water sources of Eastern zone Tigrai, Ethiopia, 2019

From: Bacteriological quality and associated risk factors of drinking water in Eastern zone, Tigrai, Ethiopia, 2019

Variables COR(95%CI) p-value AOR(95%CI) p-value
Animal excreta around hand- pump Yes 57(21.6%) 9.60(54.020–532.475 0.001 7.78(6.506–79.810) 0.001*
No 207(78.4%)    1  
Ponding on the concrete floor around the hand- pump Yes 28(10.6%) 1.17(0.491–2.803) 0.719   
No 236((89.4%)    1  
Inadequate fencing allowing animal access to hand- pump Yes 90(34.1%) 8.20(43.268–507.605) 0.007 6.41(8.419–124.372) 0.003*
No174(65.9)    1  
Cracks permit water to enter the hand- pump Yes 3(1.1%) 5.90(0.527–66.229) 0.150   
No 261(98.9%)    1  
Concrete floor < 1 m around the hand- pump Yes 8(3%) 2.37(2.700–185.483) 0.004 1.23(0.095–16.125) 0.872
No 256(97%)    1  
Cover of hand- pump unsanitary Yes 24(9.1%) 0.38(0.111–1.333) 0.132   
No 240(90.9%)    1  
  1. Note: *- statistically significant; COR crude odds ratio; AOR adjusted odds ratio; 95%CI 95% confidence intervals; 1- referent