Table 2: Multivariate logistic regression analysis of factors associated with WTP in HIV preventive vaccine trials.

Independent factors WTP (%)aOR* (95% CI) value

Thought HIV vaccination is a means of protection for spouses and family
 No7731 (40.3)4.1 (1.7–9.9)0.002
 Yes549449 (81.8)
Desire for economic incentives
 No264139 (52.7)6.3 (2.3–17.2)<0.001
 Yes362341 (94.2)
Believed that their family would support their HIV vaccine trial participation
 No239117 (49.0)7.3 (2.7–19.8)<0.001
 Yes387363 (93.8)

: adjusted odds ratio.