1. Cardiovascular Research Unit, Luxembourg Institute of Health (LIH), Luxembourg
2. Department of Cardiology, Clinical Sciences, Lund University and Skåne University Hospital, Lund, Sweden
3. Department of Anaesthesia and Intensive Care Medicine, Centre Hospitalier de Luxembourg, Luxembourg
4. Competence Centre for Methodology and Statistics, LIH, Luxembourg
5. Department of Cardiology B, The Heart Centre, Rigshospitalet University Hospital, Copenhagen, Denmark
6. Department of Intensive Care, University Hospital of Wales, Cardiff
7. Department of Intensive Care, Leeuwarden Medical Centrum, Leeuwarden, the Netherlands
8. Department of Anesthesia and Intensive Care, Clinical Sciences, Lund University and Skåne University Hospital, Lund, Sweden
9. Division of Neurology, Department of Clinical Sciences, Lund University, Lund, Sweden
10. Department of Anesthesia and Intensive Care, Clinical Sciences, Lund University and Helsingborg Hospital, Helsingborg, Sweden