Table 1.

Description of Sociodemographic characteristics of study participants in Addis Ababa, Ethiopia, between April 2013 and June 2013

Variables	Case (N=229)		Control (N=481)		P-value
	N	%	N	%
Sex
Male	109	47.6	278	57.8	0.014
Female	120	52.4	203	42.2
Age (in years)
0–44	210	91.7	385	80.0	0.001
≥45	19	8.3	96	20.0
Mean age=31.7 years
Marital status
Single	152	66.4	243	50.5	0.001
Married	64	27.9	179	37.2
Divorced and widowed	13	5.7	59	12.3
Educational status
Illiterate, and read and write	31	13.5	74	15.4	0.001
1–8 grade	65	28.4	174	36.2
9–12 grade	71	31	165	34.3
≥12 grade	62	27.1	68	14.1
Smoking habit
Yes	42	18.3	112	23.3	0.162
No	187	81.7	369	76.7
Alcohol drinking habit
Yes	53	23.1	138	28.7	0.142
No	176	76.9	343	71.3
HIV status of the patient
Unknown	8	3.5	21	4.4	0.078
R	37	16.2	111	23.1
NR	184	80.3	349	72.6

Abbreviations: HIV, human immunodeficiency virus; R, reactive; NR, non-reactive.