Observed changes in PrEP-related psychosocial variables
Among participants with complete data (n = 64), no significant differences were observed of net changes regarding PrEP self-efficacy, PrEP stigma and PrEP attitudes between the mini-app group and the control group, except for the net changes in PrEP self-efficacy from baseline to Week 12 such that the mini-app group had a significantly higher increase in PrEP self-efficacy from baseline to Week 12 than the control group (0.13 vs. 0.04, p<0.05; 