evaluation of the effectiveness of cognitive-behavioral therapy and acceptance and commitment -therapy of psychosocial needs of veterans

aims mental disorders are a common problem in combatants, veterans, and their families. this study aimed to evaluate the effectiveness of cognitive-behavioral therapy and treatment based on acceptance and commitment to veterans’ psychosocial needs. materials methods this quasi-experimental study was conducted with a pretest-posttest design with a control group in all psychiatric veterans in tehran in 2018. thirty psychiatric veterans were purposefully selected and were randomly assigned to two experimental groups (10 people each) and a control group (10 people). data were collected using the basic psychological needs, post traumatic stress, acceptance, and operation questionnaires. cognitive-behavioral therapy sessions and acceptance and commitment-based therapy were held in 10 sessions, twice a week, for 90 minutes in each session for the experimental groups. data were analyzed using spss 24 software and multivariate analysis of covariance and independent t-test. findings cognitive-behavioral therapy could significantly affect veterans’ basic psychological needs and their components and increase the capacity of basic needs in veterans undergoing cognitive-behavioral therapy compared to the control group. also, acceptance and commitment therapy could have a significant effect on the basic psychological needs and the component of autonomy and competence of veterans (p 0.05), but this effect was not significant on the component of communication with others (p 0.05). conclusion cognitive-behavioral therapy and therapy based on acceptance and commitment affect the veterans’ basic psychological needs.