Document is current

Article History

Received: 13 January 2021

Accepted: 3 March 2021

First Online: 24 June 2021

Declarations

:

: Ethical and regulatory approval was sought through the national Integrated Research Application System (IRAS). The study was and approved by the North of Scotland Research Ethics Committee (1) (REC ref. 20/NS/0036).Participation requires ongoing informed consent, documented at baseline through a signed consent form. Attendance at the second follow up visit and completion of the follow up questionnaires is deemed confirmation of willingness for continued participation.

: Not applicable.

: DAW - Since 2015 DAW has undertaken consultancy through the University of Nottingham to AbbVie Ltd., Pfizer Ltd., Eli Lilly and Company, Love Productions, Reckitt Benckiser Health Limited and GSK Consumer Healthcare (each non-personal, pecuniary). He has contributed to educational materials through the University of Nottingham, supported by Medscape Education, New York, International Association for the Study of Pain and Osteoarthritis Research Society International (OARSI), each of which received financial support from commercial and non-commercial entities (each non-personal, pecuniary). He has received speaker fees from the Irish Society for Rheumatology (personal pecuniary). He has been responsible for research funded by Pfizer Ltd., Eli Lilly (non-personal, pecuniary). He receives salary from the University of Nottingham, who have received funding for that purpose directly or indirectly from Sherwood Forest Hospitals NHS Foundation Trust, Nottingham University Hospitals NHS Trust and UKRI/Versus Arthritis (personal, pecuniary).EF - Royalties: GL assessment for the Paediatric Index of Emotional Distress (PI-ED);EF-Research grants: US Defense Medical Research and Development Program, the ESRC, Chief Scientists Office – Scotland, DEFRA, Pfizer, Versus Arthritis.;EF-Paid Journal Editorships: Deputy Editor British Journal of Psychology and Associate Editor for Annals of Behavioural Medicine;EF-Honorariums and expenses paid: Speaker at ISBT, ESRC Advanced Quantitative Methods National Conference, INReSH, ABC (America’s Blood Centres), Australian Red Cross Transfusion Update Meeting, Sydney;EF-External Examiner: External Examiner at Edinburgh University and Goldsmith’s and currently at Lancaster University.EF-Presidential roles (unpaid): co-founding president of the British Society for the Psychology of Individual Differences (BSPID).DFM - grant support from Versus Arthritis, Pfizer Ltd and Eli Lilly.SL – None declaredDP – None declaredDW – None declaredRW – None declaredKAA – None declaredOSI – None declared