Key points are not available for this paper at this time.
*Epidemiology, Biostatistics and Prevention Institute, University of Zurich, Zurich, Switzerland †University of Zurich, Swiss Medical Network, Zurich, Switzerland Milo A. Puhan and Pierre-Alain Clavien: Both authors contributed equally to this work Declaration of interest: PAC developed the Clavien-Dindo classification. PAC and MAP developed the Comprehensive Complication Index (CCI®). email protected
Puhan et al. (Wed,) studied this question.