1 Department of Geriatric Medicine and Memory Clinic, Research Center on Autonomy and Longevity, University Hospital, Université d'Angers, EA4638, Angers, France.
2 Department of Geriatric Medicine, Ambroise Paré Hospital, Université Paris Saclay, Boulogne, France.
3 Association France Tutelle, Nice, France.
4 University of Montpellier, EPHE, INSERM, Montpellier, France.
5 Service de Gériatrie, Centre Hospitalier et Universitaire de Rennes, Université Rennes, UMR6051, 35000 Rennes, France. Electronic address: dominique.somme@chu-rennes.fr.