Fig. 2From: Circadian rhythm disturbance and delirium in ICU patients: a prospective cohort studyCircadian rhythm of cortisol with and without delirium. Data were shown as mean. Delirium group: mesor:399.52 amplitude:25.36 acrophase:5.64 Non-delirium group: mesor:450.94 amplitude:39.20 acrophase:11.19Back to article page