1. Division of Rehabilitation and Ageing, University of Nottingham, Nottingham, UK
2. Trent Institute for Health Services Research, University of Nottingham, Nottingham, UK
3. Department of Psychology, University of Nottingham, Nottingham, UK
4. Department of Medicine, University of Newcastle, Newcastle Upon Tyne, UK
5. Division of Rehabilitation and Ageing, University of Nottingham, Nottingham, UK on behalf of the TOTAL Study Group