Table 5: Independent predictors of onchocerciasis infection in Semen Bench district, Bench Maji Zone, Southwest Ethiopia, June 2018(n=553).

VariablesPositiveNegativeCOR (95% CI)AOR (95% CI)P-value
n=35(%) n=518(%)

Age in year
 15-243(1.42)207(98.58)1.0001.000
 25-345(2.9)166(97.1)2.078[0.490, 8.823]3.026[0.667, 13.731] 0.151
 35-4416(17.8)74(82.2)14.919[4.226, 52.667]13.486[3.514, 51.761]<0.001
 45 and above11(13.4)71(86.6)10.690[(2.900, 39.412] 9.411 [2.267, 39.068] 0.002
Sex
 Male28(10.3)244(89.7)4.492 [1.928, 10.467]4.568 [1.622, 12.861] 0.004
 Female7(2.5)274(97.5)1.0001.000
Compliance to ivermectin treatment
 Non-compliance27(10.2)239(89.8)3.849 [1.716, 8.632]3.804 [1.524, 9.495] 0.004
 Compliance8(2.8)276(97.2)1.0001.000
Residence distance from river
 < 2 KM23(17.7)107(82.3)7.362[3.549, 15.272]9.157 [3.901, 21.494]<0.001
 ≥2 KM12(2.8)411(97.2)1.0001.000