IRCT20181030041502N1 IRCT 2018-11-12 Shahre-kord University of Medical Sciences A Comparative Study of Voices on Patients under Surgery A Comparative Study on the Effect of Azan Voice and Water Voice on Depth of Anesthesia and Hemodynamic and Plasma and Blood Glucose Cortisol Levels in Patients Submitted to Laparoscopic Cholecystectomy 2016-12-21 anticipated 120 Complete https://irct.ir/trial/35060 interventional Randomization: Randomized, Blinding: Double blinded, Placebo: Not used, Assignment: Other, Purpose: Other, Randomization description: Simple randomization using the Random Allocation Software , and in that third party, categorize the groups into A = Azan, B = Water, C = No-Audio Headphones and D = Controller and At the top of the questionnaire, the group is identified with the letter and after entering the patient opens the questionnaire and prepares the patient with the same intervention And the researcher does not know until the completion of sampling what kind of letter is defined by each group, Blinding description: Patients were not aware of which group they were and the researcher did not know which group was in each case and the questionnaire was completed by a third person. N/A Patients undergoing laparoscopic cholecystectomy. Intervention 1: Control group: . Intervention 2: Intervention group: . Undecided - It is not yet known if there will be a plan to make this available Justification or reason for indecision in sharing IPD is No more information