1. Department of Orthopaedics, Golden Jubilee National Hospital, Clydebank, UK
2. Edinburgh Orthopaedics, Royal Infirmary of Edinburgh, Edinburgh, UK
3. Scottish Orthopaedic Research Trust into Trauma (SORT-IT), Edinburgh, UK
4. Scottish Hip Fracture Audit (SHFA), NHS National Services Scotland, Edinburgh, UK
5. Department of Orthopaedics & Trauma, University of Edinburgh, Edinburgh, UK
6. Department of Ageing and Health, Usher Institute, University of Edinburgh, Edinburgh, UK
7. Department of Orthopaedics & Trauma and Usher Institute, University of Edinburgh, Edinburgh, UK