From the ∗Department of Visceral Surgery, Lausanne University Hospital CHUV, University of Lausanne (UNIL)
†Department of Administration and Finance, Lausanne University Hospital, Lausanne
‡Department of Surgery, Neuchâtel County Hospital, Neuchâtel, Switzerland.
Correspondence: Nicolas Demartines, MD, Department of Visceral Surgery, University Hospital CHUV, Rue du Bugnon 46, 1011 Lausanne, Switzerland (e-mail: [email protected]).
This article has been presented at the 106th Annual Congress of the Swiss Surgical Association; May 15–17, 2019; Berne, Switzerland.
There was no funding source for this study.
The authors declare no conflict of interest.
Contributorship: F.A., F.G., S.K., N.D., M.S., and M.-O.S. contributed to the literature review and study design. F.A. and S.K. collected the data. F.A., F.G., S.K., M.S., and M.-O.S. analyzed and interpreted the data. F.A., F.G., M.S., and M.-O.S. wrote the manuscript. F.G. brought statistical expertise. All authors performed critical revision and editing, and read and approved the final manuscript.
Ethics and other permissions: The present study was approved by the local Institutional Ethics Committee (CER-VD No. 2017-00601).
Data availability: The data sets used and/or analyzed during the current study are available from the corresponding author on reasonable request.
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