Table 1.

Characteristics of asymptomatic food handlers working at HU, eastern Ethiopia from August 2015 to January 2016 (n = 417)

Characteristics		Frequency	%
Sex	Female	331	79.4
	Male	86	20.6
Age (in year)	>  40	145	34.8
	31–40	165	39.3
	21–30	91	21.8
	<  21	17	4.1
Formal education	No	99	23.7
	Yes	318	76.3
Year of service (in year)	>  10	196	47.0
	5–10	93	22.3
	<  5	128	30.7
Average monthly income (in USD)	<  45.7	291	69.8
	45.7–91.3	27	6.5
	91.4–137	29	7.0
	>  137	70	16.8
Ownership of cafeteria	Private	77	18.5
	HU owned	340	81.5