The Effectiveness of Anger Management Skills Training and Assertive Behavior Training on Interpersonal Relationships and Tendency Toward Drug Use Among Female High School Students

Authors

    Sahar Jalilzadeh Master's student in clinical psychology, Am.C., Islamic Azad University, Amol, Iran
    Arsalan Khanmohammadi Otaghsara * Assistant Professor, Department of Psychology, Am.C. Islamic Azad University, Amol, Iran ar.khanmohammadi@iau.ac.ir
https://doi.org/10.61838/

Keywords:

interpersonal relationships, tendency toward drug use, anger management, assertive behavior

Abstract

Objective: The study aimed to investigate the effectiveness of anger management skills training and assertive behavior training on interpersonal relationships and tendency toward drug use among female high school students in Qaem Shahr.

Methods and Materials: This study employed an applied quasi-experimental design with a pretest–posttest format and a control group. The statistical population consisted of all female high school students in Qaem Shahr during the 2024–2025 academic year (N = 15,435). Using convenience and voluntary sampling, 45 eligible students were selected and randomly assigned into three groups: anger management training (n = 15), assertive behavior training (n = 15), and control (n = 15). The anger management intervention was conducted in 12 weekly 90-minute sessions, whereas the assertive behavior intervention was implemented in 10 weekly 60-minute sessions. The control group received no intervention. Data were collected using the FIRO Interpersonal Relationship Scale and the Mirhashemi Tendency Toward Drug Use Questionnaire. Data analysis was performed using SPSS through descriptive statistics, repeated-measures analysis of variance, and Bonferroni post-hoc tests.

Findings: The repeated-measures analysis of variance revealed a significant effect of time on interpersonal relationships, F(1, 42) = 29.81, p = .001, and a significant time × group interaction, F(2, 42) = 7.33, p = .002. Significant between-group differences were also observed, F(2, 42) = 6.06, p = .005. In addition, significant effects were found for tendency toward drug use, including the effect of time, F(1, 42) = 33.21, p = .001, and the time × group interaction, F(2, 42) = 9.73, p = .001, with significant between-group differences, F(2, 42) = 5.44, p = .008. Bonferroni post-hoc comparisons indicated that both intervention groups differed significantly from the control group in interpersonal relationships and tendency toward drug use; however, no statistically significant difference was found between anger management training and assertive behavior training.

Conclusion: The findings demonstrated that both anger management skills training and assertive behavior training were effective in improving interpersonal relationships and reducing tendency toward drug use among female adolescents.

 

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References

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Published

2026-07-10

Submitted

2026-01-08

Revised

2026-05-01

Accepted

2026-05-05

Issue

Section

Articles

How to Cite

Jalilzadeh, S. ., & Khanmohammadi Otaghsara, A. (2026). The Effectiveness of Anger Management Skills Training and Assertive Behavior Training on Interpersonal Relationships and Tendency Toward Drug Use Among Female High School Students. Journal of Adolescent and Youth Psychological Studies (JAYPS), 1-11. https://doi.org/10.61838/