Introduction:

hemodialysis contributes to the elimination of undesirable substances to the body in order to reduce the effects of impaired renal dysfunction, but some effects on different body areas are perceived as psychological and cognitive.

Objective:

to identify the association between psychological and cognitive characteristics of the patient on hemodialysis with their clinical and socioeconomic data.

Methods:

cross-sectional survey conducted with 100 hemodialysis patients at a university hospital and treated at a hemodialysis clinic in northeastern Brazil. Data were collected from December 2012 to April 2013, from a form containing socioeconomic data, clinical data, Mini Mental State Examination, scale of anxiety and criteria for measuring the agitation. This study was approved by the ethics committee with protocol 148,428 and Presentation Certificate for Ethics Assessment 08696212.7.0000.5537.

Results:

most was female (52 %), mean age 51.1 years (± 16.5), median of 6.5 years of study and income of two minimum salaries. Laboratory data: Urea and creatinine altered in 100 % of patients, in 73 % potassium modified, hemoglobin (72 %) and hematocrit (95 %) reduced. Clinical data: 81 % were hypertensive and 30 % were diabetics. Most were anxious and agitated patients. There was a statistically significant association between: anxiety and age (p = 0.030) and anxiety and family income (p = 0.048).

Conclusions:

there were associations between anxiety and two variables socioeconomics, age and family income, not being evidenced associations with clinical variables.

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