Effect of atrial fibrillation on endovascular thrombectomy for acute ischemic stroke. A meta-analysis of individual patient data from six randomised trials : Results from the HERMES collaboration - Smaal, J. A. (Maastricht University Medical Center, Cardiovascular Research Institute Maastricht (CARIM)) ; de Ridder, I. R. (Maastricht University Medical Center, Cardiovascular Research Institute Maastricht (CARIM)) ; Heshmatollah, A. (Erasmus MC University Medical Center) ; van Zwam, W. H. (Maastricht University Medical Center, Cardiovascular Research Institute Maastricht (CARIM)) ; Dippel, DWJ (Erasmus MC University Medical Center) ; Majoie, C. B. (Amsterdam UMC. University Medical Center) ; Brown, S. (Altair Biostatistics) ; Goyal, M. (University of Calgary, Foothills Hospital) ; Campbell, Bruce C.V (Melbourne Brain Centre, Royal Melbourne Hospital, University of Melbourne) ; Muir, Keith W. (Institute of Neuroscience and Psychology, University of Glasgow, Queen Elizabeth University Hospital) ; Demchuck, A. M. (University of Calgary, Foothills Hospital) ; Dávalos, Antoni (Universitat Autònoma de Barcelona. Departament de Medicina) ; Jovin, T. G. (Stroke Institute, Department of Neurology, University of Pittsburgh Medical Center) ; Mitchell, P. J. (Royal Melbourne Hospital (Melbourne, Austràlia)) ; White, Philip (Institute of Neuroscience, Newcastle University) ; Saver, J. L. (Department of Neurology, Amsterdam University Medical Centers) ; Hill, M. D. (Department of Clinical Neurosciences, Hotchkiss Brain Institute, Cumming School of Medicine, University of Calgary, Foothills Hospital) ; Roos, Y. B. (Department of Neurology, Amsterdam University Medical Centers) ; van der Lugt, A. (Department of Radiology and Nuclear Medicine, Erasmus MC University Medical Center) ; van Oostenbrugge, R. J. (Maastricht University Medical Center, Cardiovascular Research Institute Maastricht (CARIM))