Rolf Lefering

Rolf Lefering is a Professor for Health Services Research in Surgical Medicine at the University of Witten/Herdecke. He serves as the director of the Institute for Research in Operative Medicine (IFOM) at the Faculty of Health, Department of Human Medicine. His work focuses on clinical research, outcome evaluation, scoring systems, and quality assurance in trauma surgery and intensive care medicine.

• Education: Doctorate in Medicine (University of Cologne, 1996), Habilitation in trauma scoring systems, Diploma in Mathematics (University of Münster, 1989)

Research Interests: Development and validation of scoring systems (e.g., RISC score), quality assurance in trauma and intensive care medicine, economic analyses in healthcare, classification tree methods (CART), non-randomized treatment comparisons using propensity scores, meta-analyses, and quality of life assessment tools like the POLO chart for trauma patients.

Professional Contributions: Key involvement in the DFG-funded Trauma Registry of the German Society for Trauma Surgery (NE 385/5-1 to 5-4), leadership in the Office of the Interdisciplinary Working Group on Quality Management in Intensive Care Medicine (DIVI), and active participation in the Cochrane Collaboration's Review Group on Appendectomy.

• Scientific Affiliations: German Society for Medical Informatics, Biometrics and Epidemiology (GMDS); Section Surgical Research (German Society for Surgery); Society for Medical Education (GMA); Society for Complexity in Acute Illness (SCAI)