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Table 3 Factors associated with the occurrence of intestinal parasite from the results of bivariate and multivariate logistic regression analysis among the study participant in Medebay Zana district Towns (February–March, 2019)

From: Prevalence and factors associated with intestinal parasites among food handlers in Medebay Zana District, north West Tigray, northern Ethiopia

Variables Category Intestinal parasite COR (CI) AOR (CI)
No (%) Yes (%)
What is the source of water in your working area? Public tap 4(26.7%) 11(73.3%) 5.95(1.86–19.06) 11.59(1.73–77.45)a
Private tap 264(68.4%) 122(31.6%) 1 1
How often you wash your hands before food preparation? Sometimes 8(36.4%) 14(63.6%) 5.95(1.91–5.48) 3.25(1.33–7.92)a
Usually 34(46.6%) 39(53.4%) 4.95(1.99–12.22) 4.12(1.13–15.05)a
Always 226(73.9%) 80(26.1%) 1 1
Do you wash your hands by soap and water after visiting toilet? Sometimes 6(18.8%) 26(81.2%) 5.45(3.34–8.88) 3.54(1.72–7.31)a
Usually 74(50.3%) 73(49.7%) 23.96(9.17–62.57) 6.05(1.67–21.92)a
Always 188(84.7%) 74(15.3%) 1 1
Have you used your sick leave properly to obtain treatment? No 56(47.9%) 61(52.1%) 3.21(2.04–5.03)  
Yes 212(74.6%) 72(25.4%) 1  
Does your workplace have shower facility? No 18(34.6%) 34(65.4%) 4.77(2.57–8.84) 3.84(1.47–10.26)a
Yes 250(71.6%) 99(28.4%) 1 1
Do you wash your body regularly in your working area? No 116(52.4%) 105(47.5%) 4.91(3.03–7.95) 2.48(1.09–5.61)a
Yes 152(84.4%) 28(15.6%) 1 1
Do you have habit to eat raw vegetables &meat? Yes 6(12.8% 41(87.2%) 19.46(7.99–47.34) 31.92(10.01–101.80)a
No 264(74.0% 92(26%) 1 1
Does your working area have separate dressing room? No 55(48.2%) 59(51.8%) 3.08(1.96–4.85)  
Yes 213(74.2%) 74(25.8%) 1  
Do you wear clean aprons when you preparing food? No 63(46.0%) 74(54%) 4.08(2.61–6.36)  
Yes 205(77.7%) 59(22.3%) 1  
Do you wear hair garments during preparing food? No 59,948.4%) 63(51.6%) 3.18(2.04–4.98)  
Yes 209(74.9%) 70(25.1%) 1  
How frequently the kitchen floor cleaned?
(per day)
One times 35(30.4%) 80(69.6%) 30.85(12.30–77.38) 13.73(4.21–44.77)a
Two times 152(76.4%) 47(23.6%) 4.17(1.71–10.18) 2.51(0.85–7.39)
Three times 81(93.1% 6(6.9%) 1 1
Monthly income (birr) 500–9,001,000 – 119(56.1%) 93(43.9%) 2.91(1.87–4.52)  
1500 149(78.8%) 40(21.2%) 1  
  1. Note: CI Confidence interval, AOR Adjusted odds ratio, COR Crude odds ratio a = Significant associated factors