Received: 16 August 2021
Accepted: 11 September 2021
First Online: 26 September 2021
: This observational study was approved by the Ethical Review Board of the French Society for Intensive Care Medicine (<i>Société de Réanimation de Langue Française</i>). As per the French law, no informed consent was required for this type of studies.
: Not applicable.
: All authors report no conflict of interest relevant to this study.