Introduction: Diabetes is one of the major and real stress in life that is controlled by a Several factors Including the behavioral factors, attitude and healthcare. so integrating social and psychological aspects of the bio-psycho-social model approach to chronic disease is essential. This study investigated the relationship between attachment style and self-efficacy and self-care in type 2 diabetic patients.

Methodology: In this cross - sectional study, 200 members of diabetes association of shahrekord with type 2 diabetes were randomly selected data collection included demographic questionnaire, the adult attachment scale, diabetes self-efficacy scale (CIDS) and Glasgow and Tolbert Diabetes self-care scale.the data were analyzed using  SPSS software.

Results: The relationship between attachment styles and diabetes self-efficacy and self-care was significant (p ˂ 0/01). The attachment styles with (p˂0/05)and(p ˂ 0/001), predicts diabetes self-efficacy and self-care respectively.

Conclusion: Attachment styles Affected by internal active models and the structure of the memories that has been established in relationship disease such as loss, threats, isolation and dependence, enables attachment behavior. So,checkout the attachment style so patients at the rapeutic relationship is essential because attachment style that formed in childhood, continues into adulthood and seems to be one of the most important factors in therapeutic relationship.