Received: 28 September 2021
Accepted: 14 January 2022
First Online: 29 January 2022
: Approval for this study was obtained from the ethics committee of the French Society of Intensive Care (protocol number, FICS20020231). The study was declared to the <i>Commission Nationale de l’Informatique et des Libertés</i> (declaration number, 2067659). Appropriate information was given to the patients and next of kin. Written informed consent was waived, since no specific intervention related to the research was performed.
: Not applicable.
: The authors declare that they have no conflicts of interest related to the submitted work.