Efficacy of a 6-month supported online programme (Feeling Safer) for the treatment of persecutory delusions: protocol for a randomised controlled trial

Introduction Persecutory delusions are very common in severe mental health disorders such as schizophrenia. Existing treatments often do not work well enough. We developed a face-to-face theory-driven psychological intervention, called Feeling Safe, that produces very large reductions in persistent...

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Main Authors: Richard Emsley, Verity Westgate, Daniel Freeman, Thomas Kabir, José Leal, Anthony Morrison, Kate Chapman, Robert Dudley, Laina Rosebrock, Felicity Waite, Louise Isham, Jason Freeman, Stephanie Common, Alex Kenny, Ariane Beckley, Natalie Rouse, Megan McGovern
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Published: BMJ Publishing Group 2025-06-01
Series:BMJ Open
Online Access:https://bmjopen.bmj.com/content/15/6/e104580.full
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author Richard Emsley
Verity Westgate
Daniel Freeman
Thomas Kabir
José Leal
Anthony Morrison
Kate Chapman
Robert Dudley
Laina Rosebrock
Felicity Waite
Louise Isham
Jason Freeman
Stephanie Common
Alex Kenny
Ariane Beckley
Natalie Rouse
Megan McGovern
author_facet Richard Emsley
Verity Westgate
Daniel Freeman
Thomas Kabir
José Leal
Anthony Morrison
Kate Chapman
Robert Dudley
Laina Rosebrock
Felicity Waite
Louise Isham
Jason Freeman
Stephanie Common
Alex Kenny
Ariane Beckley
Natalie Rouse
Megan McGovern
author_sort Richard Emsley
collection DOAJ
description Introduction Persecutory delusions are very common in severe mental health disorders such as schizophrenia. Existing treatments often do not work well enough. We developed a face-to-face theory-driven psychological intervention, called Feeling Safe, that produces very large reductions in persistent persecutory delusions. The challenge now is to make Feeling Safe widely available. So, we developed a 6-month supported online version, called Feeling Safer. The aim is an intervention that patients can easily access and use, reduces persecutory delusions and can be supported by a range of mental health professionals in less contact time than face-to-face therapy. Initial proof of concept testing of Feeling Safer was very encouraging. In a randomised controlled trial, we now plan to test whether Feeling Safer is efficacious for patients and can be successfully delivered by any of three different mental health staff groups (peer-support workers, graduate psychologists and cognitive behavioural therapy (CBT) therapists). We will also test whether Feeling Safer works equally across gender, age, ethnicity and cognitive functioning (moderation) and whether Feeling Safer works via the targeted psychological processes (mediation).Methods and analysis The study design is a multicentre, single-blind (outcome assessor), parallel, four-arm randomised controlled trial; 484 patients with persistent persecutory delusions will be randomised to one of the four conditions (1:1:1:1): Feeling Safer (added to treatment as usual (TAU)) supported by peer-support workers, or Feeling Safer (added to TAU) supported by graduate mental health workers including assistant psychologists, or Feeling Safer (added to TAU) supported by CBT therapists or TAU. Feeling Safer will be provided for 6 months with a staff member. Assessments will be conducted at 0, 3, 6 and 9 months by research assistants blind to group allocation. The primary outcome is severity of persecutory delusions at 6 months rated with the Psychotic Symptoms Rating Scale—Delusions. The secondary outcomes are other psychiatric symptoms (depression, anxiety, insomnia, agoraphobia and paranoia), psychological well-being, recovery, activity and health-related quality of life. Analysis will be conducted under a treatment policy strategy following the intention-to-treat principle, incorporating data from all participants including those who do not complete treatment. Moderation and mediation will be tested. A within-trial cost-effectiveness analysis will be conducted of Feeling Safer compared with TAU.Ethics and dissemination The trial has received ethical approval from the NHS Health Research Authority (23/LO/0951). Informed consent will be obtained from all participants. A key output will be an open-access publication in a peer-reviewed journal reporting on the clinical effectiveness of a high-quality supported online programme for the treatment of persecutory delusions that has the potential to be used at scale in mental health services.Trial registration number ISRCTN93974770.
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spelling doaj-art-9e2204f2e3ae4bc1bf520509db7e497f2025-08-20T03:25:03ZengBMJ Publishing GroupBMJ Open2044-60552025-06-0115610.1136/bmjopen-2025-104580Efficacy of a 6-month supported online programme (Feeling Safer) for the treatment of persecutory delusions: protocol for a randomised controlled trialRichard Emsley0Verity Westgate1Daniel Freeman2Thomas Kabir3José Leal4Anthony Morrison5Kate Chapman6Robert Dudley7Laina Rosebrock8Felicity Waite9Louise Isham10Jason Freeman11Stephanie Common12Alex Kenny13Ariane Beckley14Natalie Rouse15Megan McGovern16King’s Clinical Trials Unit, King’s College London, London, UKDepartment of Experimental Psychology, University of Oxford, Oxford, UKDepartment of Experimental Psychology, University of Oxford, Oxford, UKDepartment of Experimental Psychology, University of Oxford, Oxford, UKHealth Economics Research Centre, Nuffield Department of Primary Care Health Sciences, University of Oxford, Oxford, UKThe Psychosis Research Unit, Greater Manchester Mental Health NHS Foundation Trust, Manchester, UKAvon and Wiltshire Mental Health Partnership NHS Trust, Bristol, UKUniversity of York, York, UKDepartment of Experimental Psychology, University of Oxford, Oxford, UKDepartment of Experimental Psychology, University of Oxford, Oxford, UKDepartment of Experimental Psychology, University of Oxford, Oxford, UKDepartment of Experimental Psychology, University of Oxford, Oxford, UKTees, Esk and Wear Valleys NHS Foundation Trust, Stockton on Tees, UKMcPin Foundation, London, UKDepartment of Experimental Psychology, University of Oxford, Oxford, UKDepartment of Experimental Psychology, University of Oxford, Oxford, UKDepartment of Biostatistics and Health Informatics, Institute of Psychiatry, Psychology and Neuroscience, King’s College London, London, UKIntroduction Persecutory delusions are very common in severe mental health disorders such as schizophrenia. Existing treatments often do not work well enough. We developed a face-to-face theory-driven psychological intervention, called Feeling Safe, that produces very large reductions in persistent persecutory delusions. The challenge now is to make Feeling Safe widely available. So, we developed a 6-month supported online version, called Feeling Safer. The aim is an intervention that patients can easily access and use, reduces persecutory delusions and can be supported by a range of mental health professionals in less contact time than face-to-face therapy. Initial proof of concept testing of Feeling Safer was very encouraging. In a randomised controlled trial, we now plan to test whether Feeling Safer is efficacious for patients and can be successfully delivered by any of three different mental health staff groups (peer-support workers, graduate psychologists and cognitive behavioural therapy (CBT) therapists). We will also test whether Feeling Safer works equally across gender, age, ethnicity and cognitive functioning (moderation) and whether Feeling Safer works via the targeted psychological processes (mediation).Methods and analysis The study design is a multicentre, single-blind (outcome assessor), parallel, four-arm randomised controlled trial; 484 patients with persistent persecutory delusions will be randomised to one of the four conditions (1:1:1:1): Feeling Safer (added to treatment as usual (TAU)) supported by peer-support workers, or Feeling Safer (added to TAU) supported by graduate mental health workers including assistant psychologists, or Feeling Safer (added to TAU) supported by CBT therapists or TAU. Feeling Safer will be provided for 6 months with a staff member. Assessments will be conducted at 0, 3, 6 and 9 months by research assistants blind to group allocation. The primary outcome is severity of persecutory delusions at 6 months rated with the Psychotic Symptoms Rating Scale—Delusions. The secondary outcomes are other psychiatric symptoms (depression, anxiety, insomnia, agoraphobia and paranoia), psychological well-being, recovery, activity and health-related quality of life. Analysis will be conducted under a treatment policy strategy following the intention-to-treat principle, incorporating data from all participants including those who do not complete treatment. Moderation and mediation will be tested. A within-trial cost-effectiveness analysis will be conducted of Feeling Safer compared with TAU.Ethics and dissemination The trial has received ethical approval from the NHS Health Research Authority (23/LO/0951). Informed consent will be obtained from all participants. A key output will be an open-access publication in a peer-reviewed journal reporting on the clinical effectiveness of a high-quality supported online programme for the treatment of persecutory delusions that has the potential to be used at scale in mental health services.Trial registration number ISRCTN93974770.https://bmjopen.bmj.com/content/15/6/e104580.full
spellingShingle Richard Emsley
Verity Westgate
Daniel Freeman
Thomas Kabir
José Leal
Anthony Morrison
Kate Chapman
Robert Dudley
Laina Rosebrock
Felicity Waite
Louise Isham
Jason Freeman
Stephanie Common
Alex Kenny
Ariane Beckley
Natalie Rouse
Megan McGovern
Efficacy of a 6-month supported online programme (Feeling Safer) for the treatment of persecutory delusions: protocol for a randomised controlled trial
BMJ Open
title Efficacy of a 6-month supported online programme (Feeling Safer) for the treatment of persecutory delusions: protocol for a randomised controlled trial
title_full Efficacy of a 6-month supported online programme (Feeling Safer) for the treatment of persecutory delusions: protocol for a randomised controlled trial
title_fullStr Efficacy of a 6-month supported online programme (Feeling Safer) for the treatment of persecutory delusions: protocol for a randomised controlled trial
title_full_unstemmed Efficacy of a 6-month supported online programme (Feeling Safer) for the treatment of persecutory delusions: protocol for a randomised controlled trial
title_short Efficacy of a 6-month supported online programme (Feeling Safer) for the treatment of persecutory delusions: protocol for a randomised controlled trial
title_sort efficacy of a 6 month supported online programme feeling safer for the treatment of persecutory delusions protocol for a randomised controlled trial
url https://bmjopen.bmj.com/content/15/6/e104580.full
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