1. Department of Anaesthesiology, Intensive and Emergency Medicine Diakonie Klinikum Jung‐Stilling Siegen Germany
2. Department of Cardiology and Intensive Care Medicine LKH Graz II Graz Austria
3. Institute for Medical Informatics, Statistics and Documentation Medical University of Graz Graz Austria
4. Department of Anaesthesiology and operative Intensive Care Medicine Helios‐Klinikum Krefeld Krefeld Germany
5. Department of Acute and Emergency Care St.-Antonius-Hospital gGmbH Eschweiler Germany
6. Department of Anaesthesiology and Intensive Care Medicine University Hospital of Cologne Cologne Germany
7. Department of Anaesthesiology and Intensive Care Medicine Krankenhaus der Barmherzigen Brüder Graz Austria
8. Department of Anaesthesiology and Intensive Care Medicine LKH Graz II Graz Austria
9. Department of Anaesthesiology and operative Intensive Care Medicine Medical Centre Merheim University Witten/Herdecke Witten Germany
10. Department of Intensive Care Medicine Gemeinschaftsklinikum Mittelrhein gGmbHAcademic teaching hospital of the Johannes Gutenberg University Mainz Koblenz Germany