1. Hand Rehabilitation Unit, University Hospitals Bristol, Bristol, UK
2. Department of Nursing and Midwifery, University of the West of England, Bristol, UK
3. CRPS Service, Royal United Hospitals Bath NHS Foundation Trust, Bath, UK
4. The Florence Nightingale Foundation, London, UK
5. Epidemiology Group, Aberdeen Centre for Arthritis and Musculoskeletal Health, University of Aberdeen, Aberdeen, UK