IRCT20200801048261N1 IRCT 2021-03-24 Bagheiat-allah University of Medical Sciences The effect of mental imagery on delirium and sleep quality The effect of mental imagery on delirium and sleep quality of patients in the intensive care unit 2021-04-09 anticipated 80 Complete https://irct.ir/trial/54558 interventional Randomization: Randomized, Blinding: Not blinded, Placebo: Not used, Assignment: Parallel, Purpose: Prevention, Randomization description: Quadruple blocks Limited envelope Random number table All possible states are considered for placing the letters A and B in the quadruple blocks, which include a total of 6 states. These 6 states are numbered in the quadruple blocks from 1 to 6, and each is noted in separate sheets and placed in a container. Each slice of the sheet is randomly drawn out of the container and the letters are written on it, respectively, and the desired sheet is returned to the container. Use the envelope in order to keep the information secret. N/A The effect of mental imagery on delirium and sleep quality of patients in the intensive care unit. Intervention 1: Intervention group: In the intervention group, mental imaging of patients is performed by visual, olfactory and auditory methods and preferably for 15 to 20 minutes (nights before going to bed and in the morning after waking up for three days). Intervention 2: Control group: There is no intervention in the control 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 I have not started research yet