Table 3.

Adjusted odd ratios (AORs) of factors associated with being a potential or active bridger compared to being an unlikely bridger in Hai Phong city, 2007

Associated factors	Potential bridgers AOR (95% CI)	Active bridgers AOR (95% CI)
Currently living with wife/girlfriend
Yes vs. no	2.56 (1.39–4.6)	1.52 (0.30–8.33)
p-value	0.003	0.595
Believed that condom use is NOT necessary when having sex with wife/girlfriend
Yes vs. no	1.78 (1.05–3.03)	4.34 (1.35–14.28)
p-value	0.031	0.015
Perceived risk of becoming infected with HIV
Increase from 1 to 5 (1 = low to 5 = high risk)	1.14 (0.97–1.35)	1.4 (1.02–1.9)
p-value	0.09	0.036

95% CI, 95% confidence interval

95% CI adjusted for cluster survey using nominal logistic regression, comparison group was unlikely bridgers

AORs, adjusted odds ratios for age, education, income, and other variables in the model