The Effect of Light on Sleep Quality and Physiological Parameters in Individuals in Intensive Care Unit

The research was carried out in randomized controlled experimental type in order to determine the effect of light in ICU on patients' sleep quality and physiological parameters. The cases were assigned to the experimental and control groups according to the simple randomization method. The research universe; Between May 2019 and December 2019, sick individuals who were admitted to the 5 isolation rooms in the Reanimation Intensive Care clinic in the education and research hospital in Istanbul were formed. The research sample is; As a result of the power made for the study to be experimentally designed; a total of 148, with a minimum of 74 for each group. In collecting data; Patient Information Form, Numerical Pain Rating Scale, Richards Campbell Sleep Scale, Glaskow Coma Scale, Richmond Agitation Sedation Scale, Bedside Monitors were used to measure physiological parameters. The data obtained as a result of the research were made using the package program named SPSS (IBM SPSS Statistics 24).