IRCT20171209037801N1 IRCT 2019-04-01 Tehran University of Medical Sciences The effect of auditory stimulation with job sound on consciousness level in comatose traumatic brain injury patients TBI The effect of auditory stimulation with job sound on consciousness level in comatose traumatic brain injury patients 2019-02-20 anticipated 50 Complete https://irct.ir/trial/38521 interventional Randomization: Randomized, Blinding: Double blinded, Placebo: Not used, Assignment: Parallel, Purpose: Supportive, Randomization description: Traumatic brain comatose patients, on admission list after reviewing and conditions of the study, using a randomized block, divided into two experimental and control groups, Blinding description: In this study, patients and outcome evaluators are blinded to study groups. N/A Traumatic Brain Injury. Intervention 1: Intervention group: In the intervention group, in addition to receiving ICU routine sounds, they received auditory stimulation with headphones twice a day for 10 days (20 times in total) at 11 am and 17 pm each time for 15 to 20 minutes with their own job sounds.Job sound is collected by the patient's family in the work environment of patient using a single voice recorder. Intervention 2: Control group: Patients in the control group receive ICU routine sounds (common sensory stimuli, staff voice, device alarms, accompanying voice during a visit, etc.). 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 I have not decided yet The release plan is still unknown