Evaluation of the Effectiveness of Acceptance and Commitment Therapy on Happiness in Iranian veterans with Mental Disorders in Psychiatric Hospitals

Document Type : Research Paper


1 Department of Psychology, UAE Branch, Islamic Azad University, Dubai, United Arab Emirates

2 Faculty of Psychology, Kharazmi University, Kara University, Tehran, Iran

3 Faculty of Psychology, Islamic Azad University, Karajh


Background and Objectives: In this study, considering the existence of psychiatric veterans and in order to help solve their problems, the effect of acceptance and commitment-based psychotherapy on psychiatric veterans is investigated in mental health hospitals.
Methods: This quasi-experimental study with pre-test and post-test experimental design into two experimental and control groups among all psychiatric veterans of Dezful hospitals in the spring of 2020 in which 30 people were selected by random sampling and 15 of them were selected as experimental group and 15 people another control group that is considered random. Oxford Happiness test was taken as a pre-test from both groups and the experimental group was trained in acceptance and commitment based psychotherapy in eight sessions of two hours per week and the control group was not trained at all. Finally, Oxford happiness test was taken again from both groups. (Post-test), then with statistical tests Kolmogorov-Smirnov and Shapiro-Wilk and t-test were performed for two independent groups with SPSS software and statistical analysis was performed and the results are as follows.
Results:Happiness post-test scores were significantly different between the experimental and control groups and in the experimental group the happiness score was higher, ie the intervention in Mani is effective based on acceptance and commitment. These findings were obtained with 95% confidence.
Conclusion: Therapeutic intervention based on the method of acceptance and commitment is effective in promoting the happiness of psychiatric veterans and is an effective help for their mental health and standard of living