1. Klinik und Poliklinik für Kardiologie, Universitätsklinikum Leipzig, Leipzig, 04103, Germany
2. Medical Department III – Endocrinology, Nephrology, Rheumatology, University of Leipzig Medical Center, Leipzig, 04103, Germany
3. Department of General, Visceral, Vascular and Pediatric Surgery, University Hospital of Würzburg, Würzburg, 97080, Germany
4. Helmholtz Institute for Metabolic, Obesity and Vascular Research (HI-MAG) of the Helmholtz Zentrum München at the University of Leipzig and University Hospital Leipzig, Leipzig, 04103, Germany
5. Institute for Medical Informatics, Statistics and Epidemiology, Medical Faculty, University of Leipzig, Leipzig, 04107, Germany
6. Division of Renal Medicine, Department of Clinical Science, Intervention and Technology, Karolinska Institute, Stockholm, SE-141 86, Sweden
7. Institute of Nutritional Science, Justus-Liebig-University, Giessen, 35390, Germany.