About the Authors

Ifigeneia Mavranezouli

Roles Conceptualization, Data curation, Formal analysis, Methodology, Project administration, Visualization, Writing – original draft

i.mavranezouli@ucl.ac.uk

Affiliations Centre for Outcomes Research and Effectiveness, Research Department of Clinical, Educational & Health Psychology, University College London, London, United Kingdom, National Guideline Alliance, Royal College of Obstetricians and Gynaecologists, London, United Kingdom

Odette Megnin-Viggars

Roles Conceptualization, Data curation, Methodology, Writing – review & editing

Affiliations Centre for Outcomes Research and Effectiveness, Research Department of Clinical, Educational & Health Psychology, University College London, London, United Kingdom, National Guideline Alliance, Royal College of Obstetricians and Gynaecologists, London, United Kingdom

Nick Grey

Roles Conceptualization, Data curation, Validation, Writing – review & editing

Affiliations Sussex Partnership NHS Foundation Trust, Hove, United Kingdom, School of Psychology, University of Sussex, Brighton, United Kingdom

Gita Bhutani

Roles Conceptualization, Data curation, Validation, Writing – review & editing

Affiliations Lancashire & South Cumbria NHS Foundation Trust, Preston, United Kingdom, University of Liverpool, Liverpool, United Kingdom

Jonathan Leach

Roles Conceptualization, Data curation, Validation, Writing – review & editing

Affiliation Davenal House Surgery, Bromsgrove, United Kingdom

Caitlin Daly

Roles Conceptualization, Data curation, Methodology, Writing – review & editing

Affiliation Population Health Sciences, Bristol Medical School, University of Bristol, Bristol, United Kingdom

Sofia Dias

Roles Conceptualization, Data curation, Methodology, Writing – review & editing

Current address: Centre for Reviews and Dissemination, University of York, York, United Kingdom

Affiliation Population Health Sciences, Bristol Medical School, University of Bristol, Bristol, United Kingdom

Nicky J. Welton

Roles Conceptualization, Methodology, Writing – review & editing

Affiliation Population Health Sciences, Bristol Medical School, University of Bristol, Bristol, United Kingdom

Cornelius Katona

Roles Conceptualization, Validation, Writing – review & editing

Affiliations Helen Bamber Foundation, London, United Kingdom, Division of Psychiatry, University College London, London, United Kingdom

Sharif El-Leithy

Roles Conceptualization, Validation, Writing – review & editing

Affiliation Traumatic Stress Service, Springfield Hospital, London, United Kingdom

Neil Greenberg

Roles Conceptualization, Validation, Writing – review & editing

Affiliation King’s Centre for Military Health Research, King’s College London, London, United Kingdom

Sarah Stockton

Roles Conceptualization, Data curation, Writing – review & editing

Affiliation National Guideline Alliance, Royal College of Obstetricians and Gynaecologists, London, United Kingdom

Stephen Pilling

Roles Conceptualization, Funding acquisition, Validation, Writing – review & editing

Affiliations Centre for Outcomes Research and Effectiveness, Research Department of Clinical, Educational & Health Psychology, University College London, London, United Kingdom, National Guideline Alliance, Royal College of Obstetricians and Gynaecologists, London, United Kingdom, Camden and Islington NHS Foundation Trust, St Pancras Hospital, London, United Kingdom

Competing Interests

IM, OMV, SS and SP received support from the National Collaborating Centre for Mental Health and the National Guideline Alliance, which were in receipt of funding from the National Institute for Health and Care Excellence (NICE), for the submitted work. CD, SD and NJW received support from the NICE Guidelines Technical Support Unit, University of Bristol, with funding from the Centre for Clinical Practice (NICE). SD and NJW were co-applicants on a grant (unrelated to this work) from the MRC Methodology Research Programme which included an MRC Industry Collaboration Agreement with Pfizer Ltd, who part-funded a researcher to work on statistical methodology in a project underlated to this work. This does not alter our adherence to PLOS ONE policies on sharing data and materials. GB is a coinvestigator on a NIHR RfPB grant, Eye Movement Desensitization and Reprocessing Therapy in Early Psychosis (EYES): A feasibility randomised controlled trial. NGreenberg is the Royal College of Psychiatrists Lead for Military and Veterans’ Health and is a trustee of two military charities. He is also a senior researcher with King’s College London working on a number of military mental health r studies. NGrey is a member of the Wellcome Trust Anxiety Disorders Group developing, testing and disseminating Cognitive Therapy for PTSD (CT-PTSD), a trauma-focused cognitive behavioural therapy (TF-CBT). He has published papers and book chapters on CT-PTSD, and facilitates teaching workshops for which payment is received. As editor, he receives royalties from sales of a trauma book, A Casebook of Cognitive Therapy for Traumatic Stress Reactions. CK is Medical Director of the Helen Bamber Foundation (a human rights charity) and refugee and asylum mental health lead for the Royal College of Psychiatrists. He writes expert psychiatric reports in the context of asylum mental health. JL is NHS England Medical Director for Military and Veterans Health. SP receives funding from NICE for the development of clinical guidelines and is also supported by the NIHR UCLH Biomedical Research Centre. The authors report no other relationships or activities that could appear to have influenced the submitted work.