1 Department of Anesthesia, Regensburg University Hospital, 93042, Regensburg, Germany. thomas.bein@klinik.uni-regensburg.de.
2 Department of Psychiatry and Behavioral Sciences, Outcomes After Critical Illness and Surgery (OACIS) Group, Johns Hopkins School of Medicine, Baltimore, MD, USA.
3 Neuroscience Center and Psychology Department, Brigham Young University, Provo, UT, USA.
4 Pulmonary and Critical Care Medicine, Intermountain Medical Center, Murray, UT, USA.
5 Center for Humanizing Critical Care, Intermountain Health Care, Murray, UT, USA.