Exploring relationships between in-hospital mortality and hospital case volume using random forest: results of a cohort study based on a nationwide sample of German hospitals, 2016-2018

• Main Authors: Martin Roessler (Author), Felix Walther (Author), Maria Eberlein-Gonska (Author), Peter C. Scriba (Author), Ralf Kuhlen (Author), Jochen Schmitt (Author), Olaf Schoffer (Author)
• Format: Book
• Published: BMC, 2022-01-01T00:00:00Z.
• Subjects: article
• Online Access: Connect to this object online.

Abstract Background Relationships between in-hospital mortality and case volume were investigated for various patient groups in many empirical studies with mixed results. Typically, those studies relied on (semi-)parametric statistical models like logistic regression. Those models impose strong assu...