Received: 12 October 2018
Accepted: 23 June 2019
First Online: 1 July 2019
Ethics approval and consent to participate
: Ethical approval was granted by the ethics committee of the Lausanne University Hospital, Switzerland (Commission cantonale d’éthique de la recherche sur l’être humain, study ID number: 318/14), and the trial was prospectively registered on Clinicaltrials.gov (NCT02433548). A signed informed consent was obtained from all participants.
: Not applicable.
: Dr. Eric Albrecht has received grants from the Swiss Academy for Anaesthesia Research (SACAR), Lausanne, Switzerland (50,000 CHF; no grant numbers attributed) and from B. Braun (Melsungen AG) to support his clinical research. EA has also received an honorarium from B. Braun Medical (Melsungen AG). No interest declared by the other authors.