KMAN Publication Inc. (KMANPUB) Journal of Adolescent and Youth Psychological Studies (JAYPS) 2981-2526 7 Serial Number 41 2026 01 01 Effectiveness of Dialectical Behavior Therapy on Feelings of Rejection and Inferiority in Bereaved Adolescent Girls Effectiveness of Dialectical Behavior Therapy on Feelings of Rejection and Inferiority in Bereaved Adolescent Girls 1 11 10.61838/kman.jayps.4833 EN Journal Article 2025 09 24 <table> <tbody> <tr> <td> <p><strong>Objective:</strong> The present study was conducted with the aim of determining the effectiveness of this therapeutic approach on feelings of rejection and feelings of inferiority among bereaved adolescent girls.</p> <p><strong>Methods and Materials:</strong> This quasi-experimental study employed a pretest–posttest design with a one-month follow-up. The statistical population consisted of bereaved adolescent girls in District 4 of Isfahan. After screening 300 students, 40 individuals with above-average scores were randomly assigned to experimental and control groups (20 participants in each). Data collection instruments included the Perceived Rejection Scale by Penhaligon et al. (2009) and the Inferiority Feeling Questionnaire by Yao et al. (1998). The experimental group received eight 90-minute sessions of Dialectical Behavior Therapy (DBT) based on Linehan’s (1993) protocol, while the control group received no intervention. Data were analyzed using repeated-measures analysis of variance in SPSS-26.</p> <p><strong>Findings:</strong> Results of the repeated-measures ANOVA indicated that for both variables—rejection and feelings of inferiority—the main effect of time and the time-by-group interaction were statistically significant (p &lt; .01).</p> <p><strong>Conclusion:</strong> The findings of the present study demonstrate the significant and meaningful effectiveness of Dialectical Behavior Therapy (DBT) in moderating and improving chronic feelings of rejection and feelings of inferiority among bereaved adolescent girls.</p> </td> </tr> </tbody> </table> https://journals.kmanpub.com/index.php/jayps/article/download/4833/8717