Table 5.

Multivariable logistic regression analysis of predicators for intestinal parasitic infection among food handlers in Aksum Town, Northern Ethiopia. (Sep -Nov 2015), (n = 400)

Variables	Positive for intestinal parasite			COR (95% CI)	P-value	AOR (95% CI)
		Yes	No
Education level	Illiterate	22	46	4.15(2.17–7.96)	< 0.001	3.0(1.03–8.20)*
	Primary school	10	70	1.24(0.57–2.70)	0.481	0.70(0.24–2.05)
	Secondary school and above	26	226	1		1
Source of water	Protected hand dug well	18	40	3.39(1.78–6.48)	< 0.001	2.48(0.85–7.19)
	Private tap water	40	302	1		1
Hand washing before food preparation	Always	33	277	1		1
	Usually	14	51	2.30(1.15–4.60)	0.018	0.98(0.23–4.18)
	Sometimes	11	14	6.59(2.76–15.71)	< 0.001	2.21(0.43–11.31)
Hand washing by soap and water	Always use it	30	265	1		1
	Usually use it	11	50	1.94(0.91–4.13)	0.084	1.04(0.30–3.51)
	Sometime use it	17	27	5.56(2.72–11.36)	< 0.001	1.82(0.36–9.20)
Hand washing after touching dirty material	No	28	69	3.69(2.07–6.58)	< 0.001	1.72(0.68–4.33)
	Yes	30	273	1		1
Medical checkup for IP	Every 3 months	24	255	1		1
	Every 6 months	15	44	3.62(1.76–7.44)	< 0.001	2.36(0.89–6.25)
	Every 9 months	11	8	14.60(5.36–39.80)	< 0.001	12.33(3.23–46.76)*
How frequent the kitchen floor cleaned	Once a day	27	129	1		1
	Twice a day	20	111	0.86(0.45–1.61)	0.642	1.40(0.52–3.80)
	Three times a day	11	102	0.51(0.24–1.08)	0.082	1.40(0.44–4.34)
Received feedback from customers	No	25	81	1		1
	Yes	33	261	0.40(0.23–0.72)	0.002	0.36(0.15–0.89)*
Received food hygiene training	No	48	176	1		1
	Yes	10	166	0.22(0.10–0.45)		0.34(0.12–0.96)*
Knowledge of food handlers on IPs	Poor knowledge	35	168	1.576(.894–2.779)	0.116	0.82(0.33–2.05)
	Good knowledge	23	174	1		1

*significant at p-value < 0.05, COR Crude Odds Ratio, AOR Adjusted Odds Ratio, IP Intestinal Parasites