Corresponding Author

Department of Anaesthesiology, Intensive Care and Pain Therapy, Saarland University Medical Center and Saarland University Faculty of Medicine, 66424 Homburg Saarland, Germany

Outcomes Research Consortium, Cleveland, OH, 44195 USA

Corresponding author:

Lukas Martin Müller-Wirtz, MD, Department of Anaesthesiology, Intensive Care and Pain Therapy, Saarland University Medical Center and Saarland University Faculty of Medicine, 66421 Homburg / Germany, Phone: +49 (0) 6841 16 22485

Email: lukas.wirtz@uks.eu