Use of GRADE for assessment of evidence about prognosis: rating confidence in estimates of event rates in broad categories of patients

Affiliations

• ¹ Clinical Epidemiology and Biostatistics Department, McMaster University, Hamilton, ON, Canada Department of Medicine, McMaster University, Hamilton, ON, Canada iorioa@mcmaster.ca.
• ² Department of Medicine, McMaster University, Hamilton, ON, Canada.
• ³ National Institute of Health Technology Assessment, Federal University of Rio Grande do Sul Hospital Moinhos de Vento, Porto Alegre, Brazil.
• ⁴ Heart Failure and Transplant Program, Toronto General Hospital, University Health Network, Toronto, ON, Canada.
• ⁵ University of Calgary, Department of Emergency Medicine Alberta Health Services, Calgary Zone, AB, Canada.
• ⁶ Institute of Social and Preventive Medicine, Lausanne University Hospital, Lausanne, Switzerland.
• ⁷ North Shore-LIJ Health System, Hofstra North Shore-LIJ Medical School, Hempstead, NY, USA.
• ⁸ Department of Community Health and Epidemiology, Dalhousie University, Halifax, NS, Canada.
• ⁹ Department of Paediatrics, University of Melbourne; Developmental Medicine, Royal Children's Hospital; Murdoch Childrens Research Institute, Melbourne, Australia.
• ¹⁰ Centre for Practice-Changing Research, Ottawa Hospital Research Institute, University of Ottawa, and Bruyère Research Institute, Ottawa, ON, Canada Institute for Clinical Evaluative Sciences, Toronto, ON, Canada.
• ¹¹ Kleijnen Systematic Reviews Ltd, York, UK.
• ¹² Department for Guideline Development, Dutch College of General Practitioners, Utrecht, Netherlands.
• ¹³ Department of Population Health, London School of Hygiene and Tropical Medicine, London, UK.
• ¹⁴ Department of Medicine, Innlandet Hospital Trust, Division Gjøvik, Norway.
• ¹⁵ Centre for Research in Evidence-Based Practice, Faculty of Health Sciences, Bond University, Gold Coast, Australia.
• ¹⁶ Clinical Epidemiology and Biostatistics Department, McMaster University, Hamilton, ON, Canada Department of Medicine, McMaster University, Hamilton, ON, Canada.