Association of ABO blood group with indices of disease severity and multiorgan dysfunction in COVID-19

Aix Marseille University, AP-HM, Department of Anaesthesiology and Critical Care, Medicine, University Hospital Timone, Marseille, France. Aix Marseille University, AP-HM, Department of Anaesthesiology and Critical Care, Medicine, University Hospital Timone, Marseille, France; CNRS, Institut des neurosciences de la Timone, UMR 7289, Marseille, France. Aix Marseille University, AP-HM, Department of Anaesthesiology and Critical Care, Medicine, University Hospital Timone, Marseille, France; Aix-Marseille université, C2VN Inserm 1263, Inra 1260, France. Aix Marseille University, AP-HM, Emergency and Critical Care Medicine, University Hospital Timone, Marseille, France. Aix Marseille University, AP-HM, Department of Anaesthesiology and Critical Care, Medicine, University Hospital Timone, Marseille, France; CNRS, Institut des neurosciences de la Timone, UMR 7289, Marseille, France. Electronic address: lionel.velly@ap-hm.fr.