KMAN Publication Inc. (KMANPUB) Journal of Adolescent and Youth Psychological Studies (JAYPS) 2981-2526 7 Serial Number 45 2026 05 10 Examining the Fit of the Psychological Well-being Model of Adolescents Based on Attachment Styles with the Mediation of Emotion Regulation Examining the Fit of the Psychological Well-being Model of Adolescents Based on Attachment Styles with the Mediation of Emotion Regulation 1 10 10.61838/kman.jayps.2523 EN Journal Article 2024 04 18 <table> <tbody> <tr> <td> <p><strong>Objective:</strong> Adolescence is a critical period of human development during which adolescents encounter numerous factors. This study aimed to examine the fit of the psychological well-being model of adolescents based on attachment styles, with the mediation of emotion regulation.</p> <p><strong>Methods and Materials:</strong> The research design was applied in nature, using a descriptive-correlational method with a structural modeling approach. The statistical population included all adolescents studying in the second secondary school level in Tehran during the 2020-2021 academic year. The sample consisted of 400 individuals selected from the research population using cluster sampling. The tools used in this study included the Psychological Well-being Questionnaire (Ryff, 1989), the Attachment Questionnaire (Collins &amp; Read, 1990), and the Difficulties in Emotion Regulation Questionnaire (Gratz &amp; Roemer, 2004). For data analysis, SPSS-24 software was used for descriptive statistics, and the AMOS-22 software was used for inferential statistical analyses to test and confirm or reject the hypotheses through structural equation modeling.</p> <p><strong>Findings:</strong> The findings indicated that, considering the chi-square and RMSEA criteria, the psychological well-being model of adolescents based on attachment styles, with the mediation of emotion regulation, provided a suitable fit to the data.</p> </td> </tr> </tbody> </table> <p><strong>Conclusion:</strong> Emotion regulation mediates between psychological well-being and attachment style, meaning that attachment style can indirectly enhance psychological well-being by reducing emotional dysregulation.</p> <p> </p> https://journals.kmanpub.com/index.php/jayps/article/download/2523/5230