About the Authors

Clare Robertson

Contributed equally to this work with: Clare Robertson, Shafaque Shaikh

Roles Data curation, Formal analysis, Investigation, Project administration, Validation, Writing – review & editing

Affiliation Health Services Research Unit, University of Aberdeen, Aberdeen, United Kingdom

Shafaque Shaikh

Contributed equally to this work with: Clare Robertson, Shafaque Shaikh

Roles Formal analysis, Funding acquisition, Methodology, Writing – review & editing

shafaque.shaikh@nhs.scot

Affiliations Health Services Research Unit, University of Aberdeen, Aberdeen, United Kingdom, Aberdeen Royal Infirmary, NHS Grampian, Aberdeen, United Kingdom

Jemma Hudson

Roles Formal analysis, Writing – review & editing

Affiliation Health Services Research Unit, University of Aberdeen, Aberdeen, United Kingdom

Patrick Garfjeld Roberts

Roles Data curation, Formal analysis, Writing – review & editing

Affiliation Nuffield Department of Orthopaedics, Surgical Interventions Trials Unit, Rheumatology & Musculoskeletal Sciences, University of Oxford, Oxford, United Kingdom

David Beard

Roles Formal analysis, Investigation, Writing – review & editing

Affiliation Nuffield Department of Orthopaedics, Surgical Interventions Trials Unit, Rheumatology & Musculoskeletal Sciences, University of Oxford, Oxford, United Kingdom

Terry Mackie

Roles Formal analysis, Methodology, Writing – review & editing

Affiliation Public Partner, Aberdeen, United Kingdom

Cameron Matthew

Roles Formal analysis, Methodology, Writing – review & editing

Affiliation Aberdeen Royal Infirmary, NHS Grampian, Aberdeen, United Kingdom

Craig Ramsay

Roles Formal analysis, Methodology, Writing – review & editing

Affiliation Health Services Research Unit, University of Aberdeen, Aberdeen, United Kingdom

Katie Gillies

Roles Conceptualization, Data curation, Formal analysis, Funding acquisition, Methodology, Supervision, Writing – original draft, Writing – review & editing

‡ KG and MC are joint senior author

Affiliation Health Services Research Unit, University of Aberdeen, Aberdeen, United Kingdom

Marion Campbell

Roles Conceptualization, Data curation, Formal analysis, Funding acquisition, Methodology, Supervision, Writing – original draft, Writing – review & editing

‡ KG and MC are joint senior author

Affiliation Health Services Research Unit, University of Aberdeen, Aberdeen, United Kingdom

Competing Interests

MC, KG, DB have been in receipt of unrestricted educational grant funding from Intuitive Surgical’s European Research Board. This does not alter our adherence to PLOS ONE policies on sharing data and materials.