en عمومى General پژوهشي Research <div style="text-align: justify;"><span style="font-size:14px;"><span style="font-family:Times New Roman;"><span style="line-height:14.0pt"><b><span style="color:#24a3a0">Background and Objective:</span></b> <span lang="EN">The increase in self-injurious behaviors is a concern about adolescents and is related to people&#39;s attachment styles.</span> The present study used the descriptive-correlation method to predict self-harm based on attachment styles with the mediating role of emotion dysregulation in high school female students.</span><br> <span style="line-height:14.0pt"><b><span style="color:#24a3a0"><span style="letter-spacing:.2pt">Methods:</span></span></b> <span style="letter-spacing:.2pt">The statistical population of this study included all the female high school students in autumn and winter 2022-2023 in Pasargad City, Fars province, of which 337 students aged 13 to 18 years participated in the convenience sampling. In this research, three questionnaires were used including the self-harm Inventory (SHI), the attachment scale of Collins and Read (1990), and the difficulty in emotion regulation scale (DERS). Data analysis was conducted in SPSS-24 and Amos-24 software with Pearson correlation coefficient and bootstrap statistical tests.</span></span><br> <span style="line-height:14.0pt"><b><span style="color:#24a3a0">Findings:</span></b> The findings showed that there was a significant correlation between attachment styles and self-harm, difficulty in emotion regulation and self-harm, and finally between attachment styles and emotion dysregulation at the 0.01 level. The chi-squared value was significant with 56.29 at the 0.001 level.</span><br> <b><span style="line-height:107%"><span style="color:#24a3a0">Conclusion:</span></span></b> <span style="line-height:107%">The results demonstrated that emotion dysregulation played a mediating role between attachment styles (secure and avoidant) and self-harm, and their path coefficient was negative, and the anxious attachment style had a positive effect on self-harm due to the difficulty in emotion regulation.</span></span></span></div> Attachment Styles, Emotional Regulation, Female Students, Self-Injurious Behavior, Self-Harm 15 15 http://caspianjp.ir/browse.php?a_code=A-10-275-1&slc_lang=en&sid=1 Maryam Yahyapour Azad maryamyahyapour2020@gmail.com 10031947532846004698 10031947532846004698 No Shafa Hospital, Guilan University of Medical Sciences, Rasht, Iran Tahereh Hamzehpoor Haghighi Dr.Hamzehpoor@liau.ac.ir 10031947532846004699 10031947532846004699 No Department of Psychology, Lahijan Branch, Lahijan Islamic Azad University, Lahijan, Iran Somayeh Khosravaniyan somaye_kh94@miau.ac.ir 10031947532846004700 10031947532846004700 Yes Family Counseling, Faculty of Educational Sciences, Marvdasht Islamic Azad University, Marvdasht, Iran