the effect of educational intervention based on the health belief model on promoting perceived self-efficacy to prevent hiv/aids among the high school students

Background: promoting awareness and correcting health beliefs about preventive behaviors in adolescentsand young people are the most effective ways to prevent the transmission of hiv/aids. this study wasconducted to assess the influence of the educational intervention on the promotion of perceived selfefficacyto inhibit hiv/aids among high school students.methods: this quasi-experimental investigation included 230 high school students in asadabad and wasconducted in 2021. following the selection of students by the multi-stage cluster sampling method, theywere allotted into two equal (intervention and control) groups of 115 individuals. the educational programfor the intervention group included five one-hour sessions of the students’ social network (shad), whichwas implemented by a participatory method based on questions and answers and group discussion, as wellas practical performance. a reliable and valid questionnaire comprising three parts (personal attributes,awareness, and health belief model [hbm] constructs) was employed for data collection. the collecteddata were analyzed using different tests, including fisher’s exact test, the chi-square test, ancova, andindependent and paired sample t tests in spss software, version 16.results: educational intervention based on hbm not only affected the promotion of awareness (p < 0.05),self-efficacy, perceived susceptibility, severity, and benefits but also reduced students’ perceived barriersto preventive behaviors (p < 0.05).conclusion: our findings revealed that the educational intervention based on hbm affected healthbelief constructs concerning hiv/aids. thus, the results of this study can be beneficial for school healtheducation and health educators who design disease education programs.