Funding for this research was provided by:
European Society of Intensive Care Medicine (Clinical Research Award 2018)
Lars Bindslevs Memorial Fund (2018)
Text and Data Mining valid from 2020-02-10
Received: 11 November 2019
Accepted: 27 January 2020
First Online: 10 February 2020
Ethics approval and consent to participate
: This study was approved by the regional ethics committee in Stockholm (Stockholm, Sweden, no. 2016/722-31/1). All participants gave informed consent after written and oral information. In some cases, the consent was given by the next of kin after information as specified in the ethical permit.
: Not applicable
: The authors declare that they have no competing interests.