About the Authors

Ole Martin Steihaug

Roles Conceptualization, Data curation, Formal analysis, Funding acquisition, Investigation, Methodology, Project administration, Validation, Visualization, Writing – original draft, Writing – review & editing

Affiliation Kavli Research Centre for Geriatrics and Dementia, Haraldsplass Deaconess Hospital, Bergen, Norway

Clara Gram Gjesdal

Roles Conceptualization, Funding acquisition, Investigation, Methodology, Project administration, Resources, Supervision, Writing – review & editing

Affiliations Department of Clinical Science, University of Bergen, Bergen, Norway, Department of Rheumatology, Haukeland University Hospital, Bergen, Norway

Bård Bogen

Roles Conceptualization, Funding acquisition, Investigation, Methodology, Project administration, Resources, Supervision, Visualization, Writing – review & editing

Affiliations Kavli Research Centre for Geriatrics and Dementia, Haraldsplass Deaconess Hospital, Bergen, Norway, Bergen University College, Bergen, Norway

Målfrid Holen Kristoffersen

Roles Investigation, Methodology, Resources, Supervision, Writing – review & editing

Affiliation Department of Orthopedics, Haukeland University Hospital, Bergen, Norway

Gunhild Lien

Roles Conceptualization, Data curation, Investigation, Methodology, Resources, Supervision, Writing – review & editing

Affiliation Department of Rheumatology, Diakonhjemmet Hospital, Oslo, Norway

Anette Hylen Ranhoff

Roles Conceptualization, Funding acquisition, Investigation, Methodology, Project administration, Resources, Supervision, Writing – review & editing

ahranhoff@yahoo.no

Affiliations Kavli Research Centre for Geriatrics and Dementia, Haraldsplass Deaconess Hospital, Bergen, Norway, Department of Clinical Science, University of Bergen, Bergen, Norway

Competing Interests

The authors have declared that no competing interests exist.