The Effect of Partial Sleep Deprivation in Decrease of Cognitive Function in Resident Doctors of Udayana University/Sanglah General Hospital

Background Resident doctors often experience sleep deprivation due to their night shift duty. In some studies, the night shift duty was correlated with decrease of professional performance, in term of cognitive function and ability. Purpose To find the effect of partial sleep deprivation in decreased cognitive function in resident doctors of Medical Faculty of Udayana University/Sanglah General Hospital Denpasar. Method This is an analytic observational prospective cohort conducted in Sanglah General Hospital Denpasar from December 2016 to January 2017, in 88 subjects (44 subjects with partial sleep deprivation and 44 subjects with no sleep deprivation). The measurement of sleep deprivation was taken using ESS, prior to night shift duty and right after night shift duty. Decreased cognitive function was defined as decrease of MoCA-INA score before and after night shift duty. Bivariate analysis was done using mann-whitney U test due to abnormal data distribution. Results the median of decreased cognitive function score between the partial sleep deprivation and the control group differed significantly, and significantly correlated with decreased cognitive function (median (min-max) 5 (2-11), pless than0.001). Conclusion Partial sleep deprivation significantly correlated with decreased cognitive function in resident doctors of Udayana University/Sanglah General Hospital.