Background and Objective : Undoubtedly, AIDS is the most important infectious disease emerged in the late twentieth century. In recent years, the third wave of HIV transmission through sexual activity is rising. The main aim of this study was to investigate the effect of group-discussion-based education on HIV prevention among vulnerable women, in Karaj in 2015.
Methods: The study was conducted as a semi-experimental trial with pre-, post-intervention on 46 vulnerable women referring to behavioral health counseling Center and special center for counseling vulnerable women. Sampling was conducted based on in-access samples and were evaluated in three Phases (before intervention, one week after intervention and two months after intervention). Data were collected by questionnaire in which  two parts existed. The first part included demographic questions and the second part was in regard to the questions about knowledge, attitude, practice and the risky behaviors. Data were evaluated statistically using SPSS version 21 and descriptive tests, t-tests, and Analysis Of Variance (ANOVA).
Results: The results demonstrated that the differences between mean scores of attitude before and two months after the intervention was 2.97 ± 1.78 and difference in performance scores before and two months after the intervention was 2.69 ± 2.11. There was a statistically significant difference ( p <0.0001) when comparing the average score of knowledge, attitude and practice of samples pre-, post-intervention,. The significant difference between before and after intervention was the use of condoms (p <0/001).
Conclusion: The appropriate method of educational interventions provided positive effects in increasing participats’knowledge, their positive attitudes and improvement in their behavior. A continuous and targeted training in supportive circumstances without prejudice about vulnerable women seems an immediate requirement for health promotion in the society.