Prevalence and Associated Factors of Sleep Quality among Adults in Jimma Town, Southwest Ethiopia: A Community-Based Cross-Sectional Study

Table 4

Substances use and its association with sleep quality among adults in Jimma town, southwest Ethiopia, April 2016.

Variables	Global PSQI score
	Poor sleepers		Good sleepers		Total 422		value	COR (95% CI)
		%		%		%
Khat chewing status
Never	84	30.4	51	34.9	135	32.0		1.0
Former	43	15.6	28	19.2	71	16.8	0.81	0.9 (0.5, 1.7)
Current	149	54.0	67	45.9	216	51.2		1.4 (0.9, 2.3)
Frequency of khat chewing
1–3 times/wk	36	24.2	21	31.3	57	26.4		1.0
3–6 times/wk	39	26.2	20	29.9	59	27.3	0.74	1.1 (0.4, 2.4)
Daily	74	49.6	26	38.8	100	46.3		1.7 (0.8, 3.3)
Cost of khat per ceremony
≤15 Birr	86	57.7	44	65.7	130	60.2		1.0
16–25	18	12.1	11	16.4	29	13.4	0.67	0.8 (0.3, 1.9)
>25	45	30.2	12	17.9	57	26.4		1.9 (0.9, 3.9)
Alcohol consumption status
Never	137	49.6	69	47.3	206	48.8		1.0
Former	30	10.9	24	16.4	54	12.8		0.6 (0.3, 1.2)
Current	109	39.5	53	36.3	162	38.4		1.1 (0.7, 1.6)
Kind of alcohol consumed
Beer	69	63.3	40	75.5	109	67.3
	40	36.7	13	24.5	53	32.7		1.8 (0.9, 3.7)
Amount of coffee consumed per day
1-2 cups/day	108	41.9	57	42.5	165	42.1		1.0
3-4 cups/day	83	32.2	54	40.3	137	34.9	0.38	0.8 (0.5, 1.2)
5 ≥ cups/ day	67	26.0	23	17.2	90	23.0		1.5 (0.9, 2.7)

value < 0.25; represent Tela, Tej, and Katicala.