These authors contributed equally: Charlotte Martial, Pauline Fritz.

Coma Science Group, GIGA-Consciousness, GIGA Institute, University of Liège, Liège, Belgium

Charlotte Martial, Pauline Fritz, Olivia Gosseries & Nicolas Lejeune

NeuroRehab & Consciousness Clinic, Neurology Department, University Hospital of Liège, Liège, Belgium

Charlotte Martial, Pauline Fritz, Olivia Gosseries & Nicolas Lejeune

Anaesthesia and Perioperative Neuroscience Laboratory, GIGA-Consciousness, GIGA Institute, University of Liège, Liège, Belgium

Vincent Bonhomme

Department of Anaesthesia and Intensive Care Medicine, University Hospital of Liège, Liège, Belgium

Vincent Bonhomme

Department of Neurology, Rigshospitalet, Copenhagen University Hospital, Copenhagen, Denmark

Daniel Kondziella

Department of Clinical Medicine, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark

Daniel Kondziella

Department of Neurology, University of Kentucky, Lexington, KY, USA

Kevin Nelson