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Article History

Received: 22 August 2024

Accepted: 20 November 2024

First Online: 11 December 2024

Declarations

:

: GG, RS, AH, NN and PT have no conflicts of interest to declare. BS is a consultant for and has received institutional restricted research grants and honoraria for giving lectures from Edwards Lifesciences (Irvine, CA, USA). BS is a consultant for Philips North America (Cambridge, MA, USA) and has received honoraria for giving lectures from Philips Medizin Systeme Böblingen (Böblingen, Germany). BS has received institutional restricted research grants and honoraria for giving lectures from Baxter (Deerfield, IL, USA). BS is a consultant for and has received institutional restricted research grants and honoraria for giving lectures from GE Healthcare (Chicago, IL, USA). BS has received institutional restricted research grants and honoraria for giving lectures from CNSystems Medizintechnik (Graz, Austria). BS is a consultant for Maquet Critical Care (Solna, Sweden). BS has received honoraria for giving lectures from Getinge (Gothenburg, Sweden). BS is a consultant for and has received institutional restricted research grants and honoraria for giving lectures from Pulsion Medical Systems (Feldkirchen, Germany). BS is a consultant for and has received institutional restricted research grants and honoraria for giving lectures from Vygon (Aachen, Germany). BS is a consultant for and has received institutional restricted research grants from Retia Medical (Valhalla, NY, USA). BS has received honoraria for giving lectures from Masimo (Neuchâtel, Switzerland). BS is a consultant for Dynocardia (Cambridge, MA, USA). BS has received institutional restricted research grants from Osypka Medical (Berlin, Germany). BS was a consultant for and has received institutional restricted research grants from Tensys Medical (San Diego, CA, USA). BS is an Editor of the British Journal of Anaesthesia. MF is a consultant for and has received honoraria for giving lectures from Edwards Lifesciences (Irvine, CA, USA). MF has received honoraria for consulting and giving lectures from CNSystems Medizintechnik (Graz, Austria). MF is an Editor for the Journal of Clinical Monitoring and Computing.

: Informed consent was obtained from all individual participants included in the study.

: This method comparison study was performed in line with the principles of the Declaration of Helsinki. Approval was granted by the ethics committee (Ethikkommission der Ärztekammer Hamburg, Hamburg, Germany) on March 16, 2020.