Table 1.

Demographic characteristics of the study population (n = 95)

Demographic variables	Status	Percent
Gender	male	87.4
	female	12.6
Age group	20–30	24.4
	31–40	32.6
	41–50	26
	51–60	11
	Over 61	2
Education level	No diploma	55.8
	diploma	33.7
	Associate degree	3.1
	License	7.4
Kind of job	Cook	34.6
	cook assist	23
	storage in charge	28
	servant	7.4
	others	7
Passing general health course	Yes	92.6
	No	7.4