1. Department of Cardiology University Medical Center Utrecht, Utrecht University Utrecht The Netherlands
2. Clinic for Thoracic‐ and Cardiovascular Surgery, Heart and Diabetes Center Northrhine Westfalia Ruhr‐University Bochum Bad Oeynhausen Germany
3. Department of Cardiothoracic Surgery University Medical Centre Utrecht, University of Utrecht Utrecht The Netherlands
4. Department of Methodology and Statistics Utrecht University Utrecht The Netherlands
5. Department of Cardiac Surgery Medical University of Vienna Vienna Austria
6. Faculty of Population Health Sciences, Institute of Cardiovascular Science University College London London UK
7. Health Data Research UK and Institute of Health Informatics University College London London UK
8. Department of Cardiology, Amsterdam Cardiovascular Sciences, Amsterdam University Medical Centre University of Amsterdam Amsterdam The Netherlands