IRCT2015011220645N1 IRCT 2015-07-22 Vice chancellor for research, Qazvin University of Medical Sciences Survey of effectiveness of a multifactorial intervention in prevent of delirium in hospitalized patients in the Intensive Care Unit Cardiac Surgery Survey of effectiveness of a multifactorial intervention in prevent of delirium in hospitalized patients in the Intensive Care Unit Cardiac Surgery 2015-01-21 anticipated 96 Complete https://irct.ir/trial/18276 interventional Randomization: Randomized, Blinding: Not blinded, Placebo: Not used, Assignment: Parallel, Purpose: Prevention. N/A Postoperative Delirium. Intervention 1: By convenience sampling patient selected in control and intervention groups. In each group, 48 samples recruited. Research tools included: assessment scale of turbulence, quietness Richmond "RASS" To assess the level of restlessness and "Neecham" scale to evaluate the incidence of delirium. In the intervention group In addition to common care multifactorial intervention with three professional component were done. its component include The intervention included educating staff about delirium and sticking of delirium tutorial diagnosis and treatment posters , also put a clock and calendar display cases and dreams of light with adjustable light and increase the frequency of meetings to twice a day in the afternoon and early evening and providing eyeglasses and hearing aids for patients who have difficulty seeing or hearing And at the end Incidence of delirium in the two groups will be compared. Intervention 2: There was no intervention in the control group and only RASS and Neecham scale was used to assess delirium in the control group.