1. Department of Anaesthesia Peterborough and Stamford Hospitals NHS Trust Peterborough, UK and Chair Working Party Association of Anaesthetists UK
2. Department of Anaesthesia Warrington and Halton Hospitals NHS Trust WarringtonUK
3. Department of Trauma and Orthopaedics South Tyneside and Sunderland NHS Trust, Sunderland, UK and British Orthopaedic Association Orthopaedic Trauma Society UK
4. Department of Anaesthesia Leeds Teaching Hospitals NHS Trust Leeds UK
5. Department of Anaesthesia Cwm Taf Morgannwg University Health Board and Chair Welsh Frailty Fracture Network, UK UK
6. Department of Anaesthesia University of Galway Galway Ireland
7. Division of Clinical Neuroscience School of Medicine University of Nottingham UK
8. Department of Anaesthesia Nottingham University Hospitals NottinghamUK
9. Department of Anaesthesia Royal Infirmary Edinburgh and Honorary Clinical Senior Lecturer University of Edinburgh EdinburghUK
10. Department of Healthcare of Older People Nottingham University Hospitals, Nottingham, UK and British Geriatrics Society UK
11. Department of Anaesthesia Royal Hospitals Belfast UK
12. Department of Anaesthesia Brighton and Sussex University Hospitals NHS Trust Brighton UK