Music influence on anxiety, blood pressure, heart and respiratory rate in chronic renal failure patients on hemodialysis

INTERVENTION: Application of a music therapy session , with 30 minutes for the experimental group (30 patients) and the same term rest period (30 minutes) for the control group (30 patients) . Before and after these interventions will be an assessment of the level of anxiety state of each patient, respecting the individuality of each and analyzing whether there was a reduction of variable or not, after the proposed interventions . Behavioural E02.190.888.500 CONDITION: Anxiety; Vital parameters ; F01.470.132 F01.470.132 PRIMARY OUTCOME: Reducing anxiety and vital parameters in hemodialysis patients before and after a musical intervention being used to assess the state of anxiety in these patients Idate scale and values ??of the Brazilian Society of Hypertension, to reference levels of anxiety and vital parameters before and after the interventions. The reduction in anxiety levels and vital parameters will be checked before and after the music intervention from the realization of a range of at least 5% in the pre and post intervention. SECONDARY OUTCOME: Increased quality of life for dialysis treatment in patients with a decrease anxiety during dialysis , as well as the reduction of the vital parameters , after a musical intervention 30 minutes into an experimental group and a same duration period of rest, in the control group . Featuring patients that clinical response group and statistically more significant compared to the control group. INCLUSION CRITERIA: Patients who perform dialysis therapy; over the age of 18; Literate patients;with scores on the Glasgow scale 15 and who had preserved hearing acuity.