Effect of nature sound on consciousness after open Heart surgery

Phase 3

Conditions: Post CABG delirium.
Delirium due to known physiological condition

Registration Number: IRCT20200608047693N1

Lead Sponsor: Esfahan University of Medical Sciences

Brief Summary: Not available

Detailed Description: Not available

Recruitment & Eligibility

Status: Complete

Sex: All

Target Recruitment: 100

Inclusion Criteria

Post CABG patients
Patients who assent to participation in the study
Patients who their auditory status are confirmed by Whisper test
Patients under 75 years old

Exclusion Criteria

Patients with history of CVA
Patients who have prescribed Ketamine or Midazolam in operation room or Benzodiazepine , Hallopridol or Propofol in ICU
Patients who have mean perfusion pressure less than 70 mmHg during operation
Patients who have more than 88 minutes clamp time
Patients who have more than 142 minutes cardiopulmonary pomp during operation
Patients who have second operation during CABG according to operation report
Patients who have drug addiction
Patients who have positive CAM-ICU after operation room
Patients who have history of renal failure or cirrhosis
Patients with anti-psychotic or psychedelic drugs history
Patients who are alcoholism
Patients with Major Depression disorder who have acceptable Beck Depression Inventory score
Patients with history of Dementia

Study & Design

Study Type: interventional

Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
Delirium incidence according to CAM-ICU test result. Timepoint: Checking delirium CAM-ICU test before intervention and at 3 and 9 p.m. daily. Method of measurement: Confusion Assessment Method for the Intensive Care Unite score.

Secondary Outcome Measures

Name	Time	Method
RASS core mean before and after intervention. Timepoint: Before intervention and at 3 and 9 p.m. dailykl. Method of measurement: Richmond agitation and sedation scale.;Difference in ICU hospitalization mean time in both groups. Timepoint: At the end of ICU hospitalization. Method of measurement: ICU hospitalization hours.;Difference in vital signs mean between two groups. Timepoint: In period of 3 p.m. to 8 p.m. and 9 p.m. to 2 p.m. Method of measurement: Heart rate, respiratory rate and blood pressure.;Difference in ABG parameters means in both groups. Timepoint: In period of 3 p.m. to 8 p.m. and 9 p.m. to 2 p.m. Method of measurement: Chemical results for pco2( partial pressure of carbon dioxide), po2 (partial pressure of oxygen), ph( potential hydrogen) and base excess.