Soil Contamination and Infection of School Children by Soil-Transmitted Helminths and Associated Factors at Kola Diba Primary School, Northwest Ethiopia: An Institution-Based Cross-Sectional Study

Table 3

Bivariable and multivariable analysis of factors associated with STH infection among Kola Diba primary school children (n = 400), Northwest Ethiopia.

Variables	Categories	Frequency	STH-infection N (%)	Statistics
				COR (95% CI)	value	AOR (95% CI)	value
Hand wash before meals	Yes	347	176 (50.7)	1		1
	No	53	24 (45.3)	1.6 (1.01, 2.6)	0.027	1.1 (0.6, 2.2)	0.77
Hand wash after toilet	Yes	178	71 (39.9)	1		1.00
	No	222	129 (58.1)	1.4 (1.1, 1.8)	<0.001	2.2 (1.3, 3.6)	0.002
Regular shoe-wearing	Yes	249	95 (38.2)	1		1
	No	150	104 (69.3)	2.3 (1.6, 3.2)	<0.001	3.7 (2.1, 6.2)	<0.001
Source of drinking water	Pipe	378	185 (48.9)	1		1
	Stream	22	14 (66.7)	2.1 (0.9, 5.3)	0.086	1.3 (0.4, 4.3)	0.68
Fingernail status	Trimmed	148	36 (24.3)	1		1
	Untrimmed	252	164 (65.1)	1.9 (1.4, 2.4)	<0.001	4.3 (2.6, 7.1)	<0.001
Washing vegetables	Yes	389	193 (49.6)	1
	No	11	7 (63.3)	1.8 (0.51, 6.2)	0.37
Playing with soil	Yes	214	175 (80.6)	1.9 (1.4, 2.5)	<0.001	3.5 (2.2, 5.7)	<0.001
	No	186	25 (13.7)	1		1
Availability of latrine	Yes	314	147 (46.8)	1		1
	No	86	53 (54.1)	1.61 (1.04, 2.5)	0.016	1.4 (0.8, 2.6)	0.25