1 Department of Psychiatry, University of Cambridge, Cambridge CB2 1TN, UK; MRC Cognition and Brain Sciences Unit, University of Cambridge, Cambridge CB2 1TN, UK. Electronic address: duncan.astle@mrc-cbu.cam.ac.uk.
2 Department of Psychiatry, University of Cambridge, Cambridge CB2 1TN, UK.
3 School of Health Sciences, University of Dundee, Dundee, UK.
4 Division of Psychology and Language Sciences, University College London, London, UK.
5 Department of Psychiatry, University of Oxford, Oxford, UK.
6 Division of Psychology and Mental Health, University of Manchester, Manchester, UK.
7 Division of Psychology and Mental Health, University of Manchester, Manchester, UK; Greater Manchester Mental Health NHS Foundation Trust, Manchester, UK.
8 Population Data Science, Swansea University, Swansea, UK.
9 Institute for Mental Health, University of Birmingham, Birmingham, UK; Birmingham Women's and Children's NHS Foundation Trust, Birmingham, UK.
10 Population Health Science, Centre for Academic Mental Health and Medical Research Council Integrative Epidemiology Unit, University of Bristol, Bristol, UK.
11 School of Health and Wellbeing, University of Glasgow, Glasgow, UK.
12 Academic Unit of Mental Health & Clinical Neurosciences School of Medicine, University of Nottingham, Nottingham, UK; Centre for ADHD & Neurodevelopmental Disorders Across the Lifespan, University of Nottingham, Nottingham, UK.
13 NIHR MindTech MIC & NIHR Nottingham Biomedical Research Centre, University of Nottingham, Nottingham, UK.
14 Centre for ADHD & Neurodevelopmental Disorders Across the Lifespan, University of Nottingham, Nottingham, UK.
15 Children & Young People's Mental Health Research Collaboration, University of Exeter, Exeter, UK.
16 Wolfson Centre for Young People's Mental Health, Cardiff University, Cardiff, UK.
17 NIHR Exeter Biomedical Research Centre, University of Exeter, Exeter, UK.
18 Centre for Innovation in Mental Health, University of Southampton, Southampton, UK; Solent NHS Trust, Southampton, UK.
19 Nuffield Department of Population Health, University of Oxford, Oxford, UK.
20 Institute of Psychiatry, Psychology, and Neuroscience, King's College London, London, UK.
21 Department of Psychology, University of Cambridge, Cambridge CB2 1TN, UK.
22 School of Psychology, University of Exeter, Exeter, UK.
23 Division of Psychology and Language Sciences, University College London, London, UK; Anna Freud National Centre for Children and Families, University College London, London, UK.
24 School of Psychology, University of Nottingham, Nottingham, UK.
25 School of Psychology, Queen's University Belfast, Belfast, UK.
26 NIHR Oxford Health Biomedical Research Centre, University of Oxford, Oxford, UK.
27 Institute of Applied Health Sciences, University of Aberdeen, Aberdeen, UK.
28 Centre for Applied Developmental Psychology, University of Edinburgh, Edinburgh, UK.
29 Division of Psychiatry, Imperial College London, London, UK.
30 Institute of Population Health, University of Liverpool, Liverpool, UK.
31 Translational and Clinical Research Institute, University of Newcastle, Newcastle, UK; Cumbria Northumberland Tyne and Wear NHS Foundation Trust, Newcastle Upon Tyne, UK.