Table 5. Multivariate Analysis of Selected Characteristics of Butchers and Their Association With HEV Infection.

Characteristic	Odds ratio	95% confidence interval	P value
Low education (≤ 6 years)	1.00	0.27 - 3.68	0.98
Work place	3.65	0.52 - 25.56	0.19
Seniority	1.94	0.80 - 4.69	0.13
Eating while working	2.07	0.27 - 15.51	0.47
Raising farm animals	0.00	0.00	0.99
National trips	5.38	1.02 - 28.16	0.04

HEV: hepatitis E virus.