Table 1.

Baseline socio-demographic and behavioral characteristics of study participants.

Variables		Frequency	Percentage
Sex	Male	125	49.8
	Female	126	50.2
Age(years)	<60	214	85.3
	≥60	37	14.7
Marital status	Single	36	14.9
	Married	213	84.3
	divorced	2()	0.8
Educational status	Cannot read & write	105	41.8
	Primary	99	39.4
	Secondary	33	13.2
	College/university	14	5.6
Occupation	House wife	100	39.8
	Farmer	94	37.5
	Daily laborer	29	11.6
	Student	13	5.2
	Gov't employee	15	6
Residence	Rural	182	72.5
	Urban	69	27.5
Herbal medicine use	Yes	7	2.8
	No	244	97.2
Cigarette smoking	Non smoker	238	94.8
	Ex-smoker	9	3.6
	Current smoker	4	1.6
Alcohol consumption	Never	233	92.8
	Occasionally	13	5.2
	Regularly	5	2
Khat chewing	Yes	70	27.9
	No	181	72.1