Ethical approval
Ethical approval for this study was granted by the Research Ethics Committee of the Christian-Albrechts University of Kiel, Germany (D520/19).
Consent for publication
Not applicable
Availability of data and materials
The individual responses to the survey are available from the corresponding author on reasonable request. Consent from all involved participants will be sought before sharing.
Competing interests
Ingvild Tjelmeland: has nothing to disclose.
Siobhan Masterson: has nothing to disclose.
Johan Herlitz: has nothing to disclose.
Jan Wnent: has no financial COI to be declared. Jan Wnent is member of the steering commitee of the German Resuscitation Registry and member of the EuReCa study managment team
Leo Bossaert: has nothing to disclose.
Fernando Rossell Ortiz: has nothing to disclose.
Kristin Alm-Kruse: has nothing to disclose.
Berthold Bein: reports personal fees from Edwards Life Sciences, personal fees from CSL Behring, personal fees from Pharmacosmos, personal fees from Ferrer, personal fees from Cytosorbents, personal fees from TEVA Ratiopharm, outside the submitted work.
Gisela Lilja: has nothing to disclose.
Jan-Thorsten Gräsner: reports personal fees and other from Weinmann: Emergency, personal fees and other from Philips Medical, personal fees and other from Fresenius, personal fees from Bard, personal fees and other from Zoll, outside the submitted work; .
Funding
No funding was received for this study
Authors contribution
Ingvild Tjelmeland: Conceptualization and design of the work, analysis and interpretation of data, written first drafted and revised the final article, project administration. Siobhan Masterson: Conceptualization and design of the work, analysis and interpretation of data, written first drafted and approved final version. Johan Herlitz: Conceptualization and design of the work, analysis and interpretation of data, written first drafted and approved final version. Jan Wnent: Conceptualization and design of the work, analysis and interpretation of data, written first drafted and approved final version. Leo Bossaert: Conceptualization and design of the work, analysis and interpretation of data, written first drafted and approved final version, supervision. Fernando Rossell Ortiz: Conceptualization and design of the work, analysis and interpretation of data, written first drafted and approved final version Kristin Alm-Kruse: Analysis and interpretation of data, written first drafted and approved final version. Berthold Bein: Conceptualization and design of the work, analysis and interpretation of data, approved final version. Gisela Lilja: Conceptualization and design of the work, analysis and interpretation of data, written first drafted and approved final version. Jan-Thorsten Gräsner: Conceptualization and design of the work, analysis and interpretation of data, written first drafted and approved final version, supervision.
Acknowledgement
The authors would like to thank all members of the GL2020 epidemiology group and all the respondents.
Writing group:
Jan-Thorsten Gräsne, Berthold Bein, Leo Bossaert, Bernd Böttiger, Johan Herlitz, Rolf Lefering,
Gisela Lilja, Siobhan Masterson, Fernando Rosell Ortiz, Gavin Perkins, Jan Wnent
Respondents to the survey:
Sule Akin, Hajriz Alihodzic, Valentine Baert, Marieke Blom, Scott Booth, Roman Burkart, Dave Bywater, Drilon Kamishi , Michael Baubin, Alexei Birkun, Grzegorz Cebula, Diana Cimpoiesu, Giordimaina Christopher, Carlo Clarens, Vitor Hugo Gouveia Correia, Johan Herlitz, Hlynur Höskuldsson, Marios Ioannides , Asta Krikscionaitiene, Stephanie Leckey , Freddy Lippert, Andrej Markota, Pierre Mols, Eniko Nagy, Nikolaos Nikolao, Fernando Rossell Ortiz, Violetta Raffay, Ari Salo, Federico Semeraro, Stefan Trenkler, Anatolij Truhlář, Jan Wnent and Martin Quinn