The frequency and percentage of those who want to vaccinate in each condition.
Pairwise comparisons, using the Tukey HSD tests, indicated that the difference between the $1,000 payment group and the control condition, as well as the difference between the $200 payment group and the control condition, were statistically significant (In each racial/ethnic group, a financial incentive increased the proportion of participants who wanted to vaccinate, compared with the control condition (