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A randomised controlled trial of cognitive therapy for command hallucinations

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN42620357
Enrollment
52
Registered
2004-01-23
Start date
1999-10-01
Completion date
Unknown
Last updated
2015-01-13

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Schizophrenia and other psychoses Mental and Behavioural Disorders Schizophrenia

Interventions

1. Cognitive therapy 2. Control

Sponsors

NHS R&D Regional Programme Register - Department of Health (UK)
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: The sample will be drawn from the case registers of patients receiving treatment from South and North Birmingham Mental Health Trusts. From this sample base the researchers will draw a cohort of patients conforming to International Statistical Classification of Diseases and Related Health Problems, Tenth revision (ICD-10) schizophrenia who have experienced auditory command hallucinations for a minimum of six months. There will 26 patients in each of the groups.

Exclusion criteria

Exclusion criteria: 1. Current drug and alcohol misuses 2. Primary organic disorder This is to ensure that the auditory hallucinations are a symptom of schizophrenia rather than induced by drugs or the result of organic impairment.

Design outcomes

Primary

MeasureTime frame
1. Voices: 1.1. Content - Cognitive Assessment Schedule (Chadwick & Birchwood, 1995) 1.2. Topograph - Frequency, volume, audibility, affect (Hustig & Hafner, 1992) 1.3. Beliefs and evidence 1.3.1. Beliefs About Voices Questionnaire (Chadwick & Birchwood, 1995) 1.3.2. Maudsley Assessment of Delusions Schedule (Buchanan et al 1993) 1.4. Compliance (Beck-Sander et al 1997) 2. Affect: 2.1. Depression, hopelessness (Calgary Depression Scale for Schizophrenia: Addington & Addington, 1993) 3. Mental State: 3.1. Positive and Negative Syndrome Scale (PANSS) (Kay, 1997) 3.2. Previous episodes of 'risk' behaviours

Secondary

MeasureTime frame
Not provided at time of registration

Countries

United Kingdom

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Feb 4, 2026