the prevalence of cognitive impairment in patients with type ii diabetes and its relationship with quality of life, self-management profiles, and hba1c

objective: diabetes mellitus (dm) is a common metabolic. one of the unknown complications of dm is cognitive disorders. different types of cognitive impairment caused by dm may affect the quality of life, self-management of diabetes, and glycosylated hemoglobin. this study aimed to determine the prevalence of cognitive impairment and its relationship with glycosylated hemoglobin (hba1c), diabetes self-management, and quality of life among diabetic patients. materials and methods: this cross-sectional study was performed on 350 patients with type ii diabetes (t2dm) admitted to shiraz university of medical sciences clinics for 7 months. all the participants completed the brief psychological, demographic, quality of life, and self- management profile questionnaires. then, hba1c levels were examined. the data were analyzed using the spss statistical software, version 16. results: according to the results, 40.3% of the patients had normal cognition, while 44.9% and 14.9% had mild and moderate cognitive impairment, respectively. moreover, a significant relationship was found between the cognitive impairment score and hba1c level, some aspects of quality of life, and self-management profile. conclusion: dm was associated with changes in cognition. besides, cognitive impairment was associated with some domains of quality of life and self-management profile; as the cognitive impairment score increased, quality of life and self-management profile increased, as well. also, a decreasing trend was observed in hba1c levels in moderate to normal cognitive impairment states.