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A randomised controlled trial of Internet based cognitive behavioural psychotherapy for depression
ISRCTN ISRCTN45444578
DOI 10.1186/ISRCTN45444578
ClinicalTrials.gov identifier
EudraCT number
Public title A randomised controlled trial of Internet based cognitive behavioural psychotherapy for depression
Scientific title
Acronym N/A
Serial number at source N/A
Study hypothesis To evaluate the clinical and cost effectiveness of Internet based cognitive behavioural therapy (webCBT) for depression compared to a waiting list control in primary care. A qualitative study will be done as part of the trial to assess the acceptability of the intervention to patients and health care providers.
Lay summary
Ethics approval Not provided at time of registration
Study design Randomised controlled trial
Countries of recruitment United Kingdom
Disease/condition/study domain Depression
Participants - inclusion criteria Patients with GP diagnosed depression in primary care. Diagnosis must be confirmed by standardised psychological measure.
Participants - exclusion criteria Does not match inclusion criteria
Anticipated start date 01/10/2005
Anticipated end date 30/09/2008
Status of trial Completed
Patient information material
Target number of participants 470
Interventions Intervention: Up to eight one hour sessions of cognitive behavioural therapy (CBT) delivered online by a qualified psychologist.

Control: The control group will be on a waiting list for CBT of 8 months and will receive 'usual care' from their GP. This may include pharmacological treatment but will not include psychotherapy.
Primary outcome measure(s) The Beck depression inventory score at 2 months adjusted for baseline.
Secondary outcome measure(s) EQ5D and SF-12 at 8 months
Sources of funding BUPA Foundation (UK) (ref: 683/G14)
Trial website
Publications 2009 results in http://www.ncbi.nlm.nih.gov/pubmed/19700005
Contact name Dr  David   Kessler
  Address Division of Primary Care
University of Bristol
Cotham House
Cotham Hill
  City/town Bristol
  Zip/Postcode BS6 6JL
  Country United Kingdom
  Email david.kessler@bristol.ac.uk
Sponsor University of Bristol (UK)
  Address Gillian Tallents
Research Governance Manager
Research and Enterprise Development
Senate House
Tyndall Avenue
  City/town Bristol
  Zip/Postcode BS8 1TH
  Country United Kingdom
  Email Gillian.Tallents@bristol.ac.uk
Date applied 13/08/2004
Last edited 14/09/2009
Date ISRCTN assigned 08/11/2004
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