1 Inserm - University of Nantes - University of Tours, UMR 1246 Sphere "Methods in Patient-Centered Outcomes and Health Research", Nantes, France. antoine.vanier@univ-nantes.fr.
2 University Hospital of Tours - Inserm, CIC 1415, Unit of Methodology Biostatistics and Data-Management, Tours, France. antoine.vanier@univ-nantes.fr.
3 Inserm U1246 Sphere, Institut de Recherche en Santé 2 - Université de Nantes, 22, Boulevard Bénoni-Goullin, 44200, Nantes, France. antoine.vanier@univ-nantes.fr.
4 University of Amsterdam, Research Institute of Child Development and Education, Amsterdam, The Netherlands.
5 Department of Philosophy, University of South Carolina, Columbia, SC, USA.
6 Center for Outcomes Research and Evaluation, McGill University, Montreal, Canada.
7 Harborview Medical Center, University of Washington, Seattle, WA, USA.
8 College of Nursing, Washington State University, Spokane, WA, USA.
9 School of Health Sciences, University of Dundee, Dundee, UK.
10 Department of Medical Psychology, Location AMC, Research Institute Amsterdam Public Health, Amsterdam University Medical Centers, Amsterdam, The Netherlands.
11 Inserm - University of Nantes - University of Tours, UMR 1246 Sphere "Methods in Patient-Centered Outcomes and Health Research", Nantes, France.
12 Unit of Methodology in Clinical Research and Biostatistics, University Hospital of Nantes, Nantes, France.
13 Division of Clinical Epidemiology, Department of Medicine, McGill University Health Centre Research Institute, Montreal, Canada.