1NIHR Bristol Biomedical Research Centre, Bristol, UK
2Population Health Sciences, Bristol Medical School, University of Bristol, Bristol BS8 2BN, UK
3NIHR CLAHRC West, University Hospitals Bristol NHS Foundation Trust, Bristol, UK
4School of Public Health and Preventive Medicine, Monash University, Melbourne, Australia
5Cochrane France, Paris, France
6METHODS team, Epidemiology and Biostatistics Centre, INSERM UMR 1153, Paris, France
7Paris Descartes University, Paris, France
8Population Health Research Institute, St George's, University of London, London, UK
9Centre for Reviews and Dissemination, University of York, York, UK
10Pragmatic Clinical Trials Unit, Centre for Primary Care and Public Health, Queen Mary University of London, UK
11MRC Population Heath Research Unit, Clinical Trial Service Unit and Epidemiological Studies Unit, Nuffield Department of Population Health, University of Oxford, Oxford, UK
12Departments of Epidemiology and Biostatistics, Harvard T H Chan School of Public Health, Harvard-MIT Division of Health Sciences of Technology, Boston, MA, USA
13Centre for Statistics in Medicine, Nuffield Department of Orthopaedics, Rheumatology and Musculoskeletal Sciences, University of Oxford, Oxford, UK
14Centre for Evidence-Based Medicine Odense, Odense University Hospital, Odense, Denmark
15Department of Clinical Research, University of Southern Denmark, Odense, Denmark
16Open Patient data Explorative Network, Odense University Hospital, Odense, Denmark
17Department of Emergency Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, Alberta, Canada
18Applied Health Research Centre, Li Ka Shing Knowledge Institute, St Michael’s Hospital, Department of Medicine and Institute of Health Policy, Management and Evaluation, University of Toronto, Toronto, Ontario, Canada
19Centre for Biostatistics, University of Manchester, Manchester, UK
20Editorial and Methods Department, Cochrane Central Executive, London, UK
21Department of Epidemiology, Johns Hopkins Bloomberg School of Public Health, Baltimore, Maryland, USA
22Translational Health Sciences, Bristol Medical School, University of Bristol, Bristol, UK
23Nuffield Department of Population Health, University of Oxford, Oxford, UK
24Centre for Clinical Epidemiology, Lady Davis Institute, Jewish General Hospital, McGill University, Montreal, Quebec, Canada
25MRC Integrative Epidemiology Unit, University of Bristol, Bristol, UK
26MRC Clinical Trials Unit, University College London, London, UK