Fig. 1From: Prophylactic Melatonin for Delirium in Intensive Care (Pro-MEDIC): study protocol for a randomised controlled trialTime schedule of Prophylactic Melatonin for Delirium in Intensive Care (Pro-MEDIC) enrolment, interventions and assessments. CAM-ICU Confusion Assessment Method for the ICU, CAM-S Confusion Assessment Method for delirium severity, ICU Intensive care unit, LOS Length of stayBack to article page