About the Authors

Setayesh R. Tasbihgou

Roles Data curation, Formal analysis, Investigation, Writing – original draft, Writing – review & editing

s.r.tasbihgou@umcg.nl

Affiliation Department of Anesthesiology, University Medical Centre Groningen, University of Groningen, Groningen, The Netherlands

Sandra Dijkstra

Roles Data curation, Investigation, Writing – review & editing

Affiliation Department of Cardiothoracic Surgery, University Medical Centre Groningen, University of Groningen, Groningen, The Netherlands

Sawal D. Atmosoerodjo

Roles Conceptualization, Methodology, Writing – review & editing

Affiliation Department of Anesthesiology, University Medical Centre Groningen, University of Groningen, Groningen, The Netherlands

Iris Tigchelaar

Roles Conceptualization, Investigation, Writing – review & editing

Affiliation Laboratory for Experimental Ophthalmology, University Medical Centre Groningen, Groningen, The Netherlands

Rolf Huet

Roles Conceptualization, Investigation, Methodology, Project administration, Supervision, Writing – review & editing

Affiliation Department of Anesthesiology, University Medical Centre Groningen, University of Groningen, Groningen, The Netherlands

Massimo A. Mariani

Roles Conceptualization, Methodology

Affiliation Department of Cardiothoracic Surgery, University Medical Centre Groningen, University of Groningen, Groningen, The Netherlands

Anthony R. Absalom

Roles Conceptualization, Methodology, Project administration, Resources, Supervision, Writing – review & editing

Affiliation Department of Anesthesiology, University Medical Centre Groningen, University of Groningen, Groningen, The Netherlands

Competing Interests

SRT, SWD, IT and RH have declared that no competing interests exist. SD has read the journal's policy and the authors of this manuscript have the following competing interests: grants from Stichting Beatrixoord Noord-Nederland during the conduct of the study. This grant is not related in anyway to the study; MAM has read the journal's policy and the authors of this manuscript have the following competing interests:consultancy from AtriCure, Getinge and LivaNova; ARA has read the journal's policy and the authors of this manuscript have the following competing interests: reports unrestricted research and/or consultancy for The Medicines Company, Janssen Pharma, Carefusion/BD, Orion Pharma, Ever Pharma, and Philips (all for work unrelated to the current study; all payments to institution); and being Editor of the British Journal of Anaesthesia. This does not alter our adherence to PLOS ONE policies on sharing data and materials.