Nosrat Ghaffarzadeh Almasi - Department of Psychology, UAE Branch, Islamic Azad University, Dubai, United Arab Emirates
Kobra Hajializadeh - Department of Psychology, Bandar Abbas Branch, Islamic Azad University, Bandar Abbas, Iran
Buick Tajeri - Department of Psychology, Karaj Branch, Islamic Azad University, Karaj, Iran

Background and Aim: Type ۲ diabetes is a chronic and complex disease. This study aims to compare the effectiveness of stress management and acceptance and commitment therapy on psychological capital in patients with type ۲ diabetes. Methods: The present study was a quasi-experimental study with pre-test, post-test, and follow-up design with a control group. The statistical population of the study consisted of all patients with type ۲ diabetes referred to Milad Hospital in Tehran in ۲۰۱۹. In order to form three groups using the purposive sampling method, ۹۰ patients were selected first by convenience sampling method, and then ۳۰ patients were randomly grouped in the first experimental group and ۳۰ in the second experimental group, and ۳۰ in the control group. Follow-up phase was performed on all three groups three months after the post-test. The research instrument was The Lotans Psychological Capital Questionnaire (۲۰۰۷). Data were analyzed using a mixed analysis of variance by Spss.۲۲. Results: The results showed that stress management and acceptance and commitment therapy had a significant effect on psychological capital components in patients with type ۲ diabetes compared to the control group (p <۰.۰۰). Also, the mean scores of post-test and follow-up of hope component in the acceptance and commitment group increased more than the stress management group (p <۰.۰۰). Conclusion: It can be concluded that stress management and acceptance and commitment therapy were effective in psychological capital in patients with type ۲ diabetes. Acceptance and commitment therapy was more effective than stress management on the hope component.

Acceptance and Commitment Therapy, Diabetes Mellitus, Psychotherapy, psychological capital, stress management