Table 2.

Seroprevalence and correlates of HHV8 infection among the study subjects

		Univariate analysis		Multivariate analysis
Characteristics/Risk factor	Positive/Total (%)	OR 95%CI	p-value	OR (95%CI)*	p-value
Gender
Male	26/297(8.8%)	1.00
Female	36/323 (11.1%)	1.31 (0.77–2.22)	0.323
Age group
19–29	2/28 (7.1%)	1.00
30–49	46/425 (10.8%)	1.58 (0.36–6.86)	0.543
50+	14/167 (8.4%)	1.19 (0.26–5.54)	0.825
Education
Illiterate	4/40 (10.0%)	1.00
Elementary school	26/220 (11.8%)	1.21 (0.40–3.66)	0.741
Middle school	28/310 (9.0%)	0.89 (0.30–2.69)	0.842
High school or higher	4/50 (8.0%)	0.78 (0.18–3.35)	0.741
Farmer
Yes	58/574 (10.1%)	1.00
No	4/46 (8.7%)	0.85 (0.29–2.45)	0.759
Ever married
Yes	61/610 (10.0%)	1.00
No	1/10 (10.0%)	1.00 (0.12–8.03)	1.000
Multiple sex partners
Yes	2/21 (9.5%)	0.95 (0.22–4.16)	0.941
No	60/599 (10.0%)	1.00
Ever used condoms
Yes	56/546 (10.3%)	1.18 (0.49–2.85)	0.712
No	6/68 (8.8%)	1.00
HIV infection status
Positive	50/305 (15.4%)	3.64 (1.99–6.67)	<0.001	2.71 (1.16–6.30)	0.021**
Negative	15/315 (4.8%)	1.00		1.00
HBsAg
Positive	9/45 (20.0%)	2.46 (1.12–5.39)	0.024	2.56 (1.14–5.75)	0.022**
Negative	53/575 (9.2%)	1.00		1.00
Ever had blood transfusion
Yes	8/685 (12.3%)	1.30 (0.59–2.87)	0.513
No	54/555 (9.7%)	1.00
Ever donated blood/plasma
Yes	37/223 (16.6%)	2.96 (1.73–5.60)	<0.001	1.493 (0.71–3.18)	0.299
No	25/397 (6.3%)	1.00		1.00

^*Odds ratio and p-value obtained by multiple logistic regression model, which was adjusted for all demographic variables listed in this table. 95% CI: 95% confidence interval