Table 3. History and patterns of khat use among male and female participants.

Characteristics	Male		Female		Total
	Frequency	Percent	Frequency	Percent	Frequency	Percent
Duration of khat habit, year
< 1	35	10.4	5	6.0	40	9.5
1–3	87	25.9	6	7.1	93	22.1
4–10	144	42.9	53	63.1	197	46.9
> 10	70	20.8	20	23.8	90	21.5
Usual place for chewing khat
Public khat-chewing rooms	141	42.0	30	35.7	171	40.7
Hotels	65	19.3	25	29.8	90	21.4
Home	58	17.3	11	13.1	69	16.5
Elsewhere	72	21.4	18	21.4	90	21.4
Frequency of khat use
Daily	236	70.2	48	57.2	284	67.7
Weekly	76	22.6	30	35.7	106	25.2
Occasionally	24	7.2	6	7.1	30	7.1
Consumption of other substances† while chewing
Yes	265	78.9	0	0	265	63.1
No	71	21.1	84	20.0	155	36.9

†Tobacco, coffee, tea, etc.