Table 4.

Factors Associated with Undiagnosed Hypertension Among the Study Participants

Variables	Undiagnosed Hypertension		COR (95% CI)	P-value	AOR (95% CI)	P-value
	Yes	No
Sex
Male	30	156	2.0 (1.1, 3.8)	0.028*	2.5 (1.2, 5.2)*	0.016*
Female	17	180	1		1
Age (years)
18–29	12	143	1		1
30–49	28	163	2.1 (1.0, 4.2)	0.049*	2.0 (0.9, 4.5)	0.095
≥50	7	30	2.8 (1.0, 7.7)	0.048*	2.2 (0.7, 7.2)	0.188
Educational level
No formal education	13	45	2.9 (1.3, 7.0)	0.011*	2.2 (0.7, 6.7)	0.156
Primary schooling	21	157	1.4 (0.7, 2.8)	0.388	1.2 (0.5, 2.9)	0.796
High school and above	13	134	1		1
Occupation
Farmer	12	125	1		1
Non-employed	11	91	1.3 (0.5, 3.0)	0.600	1.5 (0.5, 4.2)	0.324
Employed	24	120	2.1 (1.0, 4.4)	0.051*	2.0 (0.7, 5.6)	0.156
Family history of hypertension
Yes	11	30	3.1 (1.4, 6.8)	0.004*	2.7 (1.0,7.0)*	0.044*
No	36	306	1		1
Khat chewing
Yes	32	303	4.3 (2.1, 8. 8)	<0.001*	4.6 (2.0, 10.2)*	<0.001*
No	15	33	1		1
Alcohol drinking
Yes	12	25	4.3 (2.0, 9.2)	<0.001*	2.1 (0.8, 5.4)	0.085
No	35	311	1		1
Body mass index (kg/m2)
<25	27	272	1		1
≥25	20	64	3.1 (1.7, 6.0)	<0.001*	3.5 (1.7, 7.3)*	0.001*
Diabetes mellitus
Yes	21	8	3.1 (1.3, 7.4)	0.012*	3.2 (1.1, 9.3)*	0.036*
No	315	39	1		1

Note: *P-value <0.05.

Abbreviations: COR, crude odds ratio; AOR, adjusted odds ratio; CI, confidence interval.