%0 Journal Article %T Effectiveness of Transactional Analysis Group Therapy on Identity Styles and Self-efficacy of Female Students in the Second District of Tehran during the Academic Year of 2018-2019 %J International Journal of School Health %I Shiraz University of Medical Sciences %Z 2345-5152 %A Nowruzpoor, Elham %A Vakili, Parivash %A Rezakhani, Simin Dokht %D 2021 %\ 04/01/2021 %V 8 %N 2 %P 118-126 %! Effectiveness of Transactional Analysis Group Therapy on Identity Styles and Self-efficacy of Female Students in the Second District of Tehran during the Academic Year of 2018-2019 %K Transactional Analysis %K Self-efficacy %K Identity styles %K Female %K Students %R 10.30476/intjsh.2021.89769.1125 %X Background: A systemic personality theory and social dynamics are given in the Transactional Analysis for behavior. The objective of this study was to investigate the effectiveness of Transactional Analysis on self-efficacy and identity styles of Iranian female students.Methods: The present research was quasi-experimental with pretest-posttest design with a control group. The study population included all the second year of high school female students (458) in the second district of Tehran, Iran, during the academic year 2018-19. Out of them, 30 individuals were selected using purposeful sampling method. For data collection, the self-efficacy scale and identity styles questionnaire were employed. They were then assigned randomly to the two control (n=15) and experimental (n=15) groups. The experimental group received Transactional Analysis training for 10 treatment sessions (90 minutes for each session). The data were analyzed with analysis of covariance (ANCOVA) in SPSS version 23.Results: Mean and SD of age in the Transactional Analysis and the control groups were 16.87 ±0.834 and 17±0.926, respectively. Moreover, our findings showed that Transactional Analysis training had a significant effect on the experimental group in identity styles and self-efficacy scores (academic, social, and emotional) (P=0.001).Conclusions: The result of our study showed that group psychotherapy with Transactional Analysis approach had significant effects on identity style and self-efficacy. For the assessment of organizations and their management, evaluating child growth, managing psychiatric problems at educational facilities and for social workers, Transactional Analysis were found to be useful. %U https://intjsh.sums.ac.ir/article_47609_0d4c75f4c0da08461752ceebfb2fe764.pdf