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Article History

Received: 22 April 2020

Accepted: 27 August 2020

First Online: 10 September 2020

Ethics approval and consent to participate

: The study has been reviewed and approved for patient recruitment by the London-Bromley Research Ethics Committee, UK (Reference: 18/LO/0862).Written informed consent will be obtained from participants during recruitment on site and prior to data collection. Consent to use the data collected for scientific reporting and publication will also be obtained at the same time as the consent to participate.

: The findings of this research will be published in peer-reviewed journals. All study patients will provide informed consent for the publication of anonymised patient data and study findings. Authorship will reflect the amount of time spent designing the study, collating the data, analysing the results, and writing the manuscript. No professional writers will be used. All study patients will receive a lay summary of the pertinent findings from the study.

: FSH reports board membership of the <i>Bone and Joint Journal</i> and the <i>Annals of the Royal College of Surgeons</i>; consultancy for Smith & Nephew, Corin, MatOrtho and Stryker; payment for lectures including service on speakers’ bureaus for Smith & Nephew and Stryker; and royalties paid by Smith & Nephew, MatOrtho, Corin and Stryker, all outside the submitted work.SK reports consultancy, payment for lectures including service on speakers’ bureaus, and payment for development of education presentations and travel/accommodations/meeting expenses for Smith and Nephew and AO, all outside the submitted work.All other authors declare no competing interests.