3.1. Quantitative analysis
Based on Table 2 and Fig. 1, Fig. 2, Fig. 3 and Fig. 4, it might be concluded that the initial average scores of HIV knowledge of experiment and control groups were in medium category. After attending psychoeducation program, the average scores of HIV knowledge of experiment group increased while the scores of control group remained the same. However, the average scores of negative attitude towards HIV in both groups, both before and after the intervention, were in medium category (did not change).