Objective: To investigate the cognitive impairment and the related risk factors in maintenance hemodialysis (MHD) patients who had end stage renal disease (ESRD). Methods: 85 patients with ESRD who underwent MHD between January 2016 and December 2017 were recruited in our dialysis center. The cognitive impairment was evaluated by the Montreal cognitive assessment (MoCA) and the clinical data of every patient including age, dialysis age, years of education, body mass index (BMI), hypertension, diabetes, Hb, Alb, BUN and Scr were collected. Cognitive impairment and the related risk factors were analyzed. Results: Among 85 MHD patients, the number of patients with cognitive impairment was 59 (69.41%). The score in visual space and executive function, naming, attention and calculation, language, abstract ability, delay recall, orientation and the total MoCA score in the cognitive impairment group were significantly lower than those of the normal cognitive function group (P<0.05). Univariate analysis showed that age, dialysis age, years of education and diabetes were the risk factors for cognitive impairment (P<0.05). Multivariate analysis showed that age and dialysis age were the independent risk factors (P<0.05). Conclusion: The incidence of cognitive impairment in MHD patients with end stage renal disease is relatively high. Age and dialysis age are independent risk factors for cognitive impairment. |
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