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)

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