Affiliation: | 1. Department of Psychiatry, University of Oxford, UK;2. Oxford Health NHS Foundation Trust, Oxford, UK;3. Office for National Statistics, UK;4. Nuffield Department of Primary Care Health Sciences, University of Oxford, UK;5. Manchester Academic Health Sciences Centre, University of Manchester, UK;6. Centre for Self-harm and Suicide Prevention Research, Derbyshire Healthcare NHS Foundation Trust, UK;7. School of Social and Community Medicine, University of Bristol, UK;8. Greater Manchester Mental Health NHS Foundation Trust, UK |