Received: 14 December 2020
Accepted: 16 June 2021
First Online: 21 July 2021
: In all five studies, every patient provided written, informed consent according to the Declaration of Helsinki for participating in the particular study. The AMS-OA-cohort, STABILO-trial and VIDEX-trial were approved by the institutional Medical Ethical Review Board of Reade/Slotervaart Hospital, whereas the NEMA-trial and CMT-trial were approved by the University of Melbourne Human Research Ethics Committee. In addition, we had formal data sharing agreements with institutions from the five studies.
: Not applicable.
: Jesper Knoop is associate editor of BMC Musculoskeletal Disorders. All other authors declare that they have no competing interests.