effectiveness of stress management and acceptance and commitment therapy in psychological capital among patients with type 2 diabetes

Background and aim: type 2 diabetes is a chronic and complex disease requiring continuous medical care. the aim of this study was to compare the effectiveness of stress management and acceptance and commitment therapy (act) in psychological capital in patients with type 2 diabetes. materials and methods: the present study was a quasi-experimental study with a pretest-posttest follow-up design and a control group. the statistical population of the study consisted of all patients with type 2 diabetes referring to milad hospital in tehran in 2019. in order to form three groups using the purposive sampling, 90 patients were firstly selected by convenience sampling. then, the patients were randomly assigned to the first (n=30) and second (n=30) experimental groups and control group (n=30). the followup phase was performed on all three groups 3 months after the posttest. the research instrument was the persian version of lotans psychological capital questionnaire (2007) the validity and reliability of which was confirmed in previous studies. the data were analyzed using a mixed analysis of variance by spss software (version 22). results: the obtained results showed that stress management and act had a significant effect on psychological capital components in patients with type 2 diabetes, compared to the control group (p<0.01). in addition, the mean scores of the posttest and follow-up of hope component in the act group increased more than those reported for the stress management group (p<0.01). conclusion: it can be concluded that stress management and act were effective in psychological capital in patients with type 2 diabetes. however, act was more effective than stress management in the hope component.