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Trial registered on ANZCTR
Registration number
ACTRN12610000249055
Ethics application status
Approved
Date submitted
29/01/2010
Date registered
24/03/2010
Date last updated
24/03/2010
Type of registration
Retrospectively registered
Titles & IDs
Public title
A Randomised Control Trial of a Group Based Intervention and Relapse Prevention Package for Substance Misuse and Psychosis.
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Scientific title
A randomised control trial of a group based intervention and relapse prevention package for substance misuse and psychosis.
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Secondary ID [1]
1540
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None
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Universal Trial Number (UTN)
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Trial acronym
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Linked study record
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Health condition
Health condition(s) or problem(s) studied:
Psychosis
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Substance Use
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Condition category
Condition code
Mental Health
256868
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0
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Psychosis and personality disorders
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Intervention/exposure
Study type
Interventional
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Description of intervention(s) / exposure
The intervention consists of an 8 session intergated program for those with co-occurring psychosis and substance use. It is delevered in a group format for two hours over 8 weeks by qualified and trained mental health professionals.
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Intervention code [1]
255942
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Behaviour
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Comparator / control treatment
Control consisted of treatment as usual, which is case management through area community mental health services.
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Control group
Active
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Outcomes
Primary outcome [1]
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Decreased substance dependence. The Opiate Treatment Index, the Alcohol Use Disorders Identification test (AUDIT), the Drug Abuse Screening Test (DAST), and the Severity of Substance Use are administered to all participants accross all time points.
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Assessment method [1]
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Timepoint [1]
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3, 6, 9, 12 months and 5 years post intervention
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Primary outcome [2]
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Decreased impact of psychopathology. The World health organisation Quality of Life Questionnaire, the Life Skills profile, the Global Assessment of Functioning and the Brief Psychiatric Rating Scale are used for all participants.
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Assessment method [2]
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Timepoint [2]
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3, 6, 9, 12 months and 5 years post intervention
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Secondary outcome [1]
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Increased community service utilisation. the Diagnostic Interview for Psychosis: Service Utilisation (DIP-Part 3) is administered to all participants.
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Assessment method [1]
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Timepoint [1]
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3, 6, 9, 12 months and 5 years post intervention
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Eligibility
Key inclusion criteria
Current Diagnosistic and Statistical Manual, Fourth Edition Revised (DSM-IV) diagnosis of schizophrenia or affective psychosis
Concurrent DSM-IV diagnosis of problematic substance use or dependence
Age 18yrs or over
Able to converse in English without an interpreter
Ability to engage in a one and a half hour group, with a mid-group break.
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Minimum age
18
Years
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Maximum age
No limit
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Sex
Both males and females
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Can healthy volunteers participate?
Yes
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Key exclusion criteria
Age under 16 years
Unable to converse in English without an interpreter
Presence of developmental disability or amnestic syndrome that would impair ability to learn from the intervention.
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Study design
Purpose of the study
Treatment
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Allocation to intervention
Randomised controlled trial
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Procedure for enrolling a subject and allocating the treatment (allocation concealment procedures)
Subject provide informed consent, are assessed at baseline, by a trained research clinician. Participants are then randomly assigned to control or treatment, by an independant person (statistician), through a central computer randomisation, using block simultaneous randomisation stratified by site, upon sufficient numbers at each site for group to be formed.
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Methods used to generate the sequence in which subjects will be randomised (sequence generation)
Computer generated random number sequences, from www.randomization.com.
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Masking / blinding
Blinded (masking used)
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Who is / are masked / blinded?
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Intervention assignment
Parallel
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Other design features
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Phase
Not Applicable
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Type of endpoint/s
Efficacy
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Statistical methods / analysis
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Recruitment
Recruitment status
Active, not recruiting
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Date of first participant enrolment
Anticipated
1/01/2003
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Actual
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Date of last participant enrolment
Anticipated
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Actual
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Date of last data collection
Anticipated
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Actual
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Sample size
Target
120
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Accrual to date
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Final
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Recruitment in Australia
Recruitment state(s)
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Recruitment postcode(s) [1]
2618
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3021
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Funding & Sponsors
Funding source category [1]
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Charities/Societies/Foundations
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Name [1]
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National Health and Medical Research Council (NH&MRC)
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Address [1]
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National Health and Medical Research Council
GPO Box 1421
Canberra ACT 2601
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Country [1]
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Australia
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Primary sponsor type
Other Collaborative groups
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Name
Frameworks For health
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Address
Frameworks For Health
55 Victoria Parade Fitzroy,
Victoria 3065
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Country
Australia
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Secondary sponsor category [1]
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Hospital
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Name [1]
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St. Vincent's Health Melbourne
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Address [1]
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55 Victoria Parade Fitzroy,
Victoria 3065
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Country [1]
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Australia
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Other collaborator category [1]
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University
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Name [1]
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Swinburne University Of technology
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Address [1]
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PO Box 218
HAWTHORN VIC 3122
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Country [1]
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Australia
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Ethics approval
Ethics application status
Approved
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Ethics committee name [1]
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St.Vincent's Health Melbourne HREC-A
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Ethics committee address [1]
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Ethics committee country [1]
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Australia
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Date submitted for ethics approval [1]
258490
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Approval date [1]
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21/10/2002
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Ethics approval number [1]
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1/02/0114
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Ethics committee name [2]
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Northwestern mental health
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Ethics committee address [2]
258491
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Ethics committee country [2]
258491
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Australia
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Date submitted for ethics approval [2]
258491
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Approval date [2]
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25/10/2002
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Ethics approval number [2]
258491
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E/02/038
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Summary
Brief summary
This study will examine the effectiveness of a brief group-based intervention for those with co-occurring mental illness and substance use disorders. It is hypothesised that those who receive the intervention will experience less severity of dependance of substances and decreased impact of psychiatric disorder.
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Trial website
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Trial related presentations / publications
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Public notes
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Contacts
Principal investigator
Name
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Address
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Country
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Phone
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Fax
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Email
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Contact person for public queries
Name
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Brendan Pawsey
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Address
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Level, 8 Aikenhead Building
55 Victoria Parade Fitzroy
Victoria 3065
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Country
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Australia
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Phone
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+61 39 2882327
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Fax
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Email
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[email protected]
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Contact person for scientific queries
Name
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Ben Williams
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Address
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Swinburne University of Technology
PO Box 218
HAWTHORN VIC 3122
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Country
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Australia
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Phone
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+61 3 9214 8059
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Fax
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Email
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[email protected]
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No information has been provided regarding IPD availability
What supporting documents are/will be available?
No Supporting Document Provided
Results publications and other study-related documents
Documents added manually
No documents have been uploaded by study researchers.
Documents added automatically
No additional documents have been identified.
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