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Cluster randomised, controlled trial of pro-actively identifying smokers and offering evidence based support to stop smoking
DOI 10.1186/ISRCTN71514078
ClinicalTrials.gov identifier
EudraCT number
Public title Cluster randomised, controlled trial of pro-actively identifying smokers and offering evidence based support to stop smoking
Scientific title
Acronym N/A
Serial number at source PG/04/073
Study hypothesis That systematically identifying smokers who want to quit smoking using general practice registers and questionnaires, and pro-actively referring them to use a range of evidence-based smoking cessation interventions will be effective and cost effective in encouraging more widespread smoking cessation.
Lay summary
Ethics approval Not provided at time of registration
Study design Cluster randomised controlled parallel group trial
Countries of recruitment United Kingdom
Disease/condition/study domain Smoking
Participants - inclusion criteria Patients within the practice aged 18 or over who are current smokers
Participants - exclusion criteria Does not match inclusion criteria
Anticipated start date 01/01/2005
Anticipated end date 31/01/2007
Status of trial Completed
Patient information material
Target number of participants 24 practices, 12 intervention and 12 control
Interventions Participants in intervention practices will be asked whether they would like help or advice to stop smoking. A research nurse trained in smoking cessation methods will telephone these individuals, provide brief advice on smoking cessation according to evidence-based guidelines and encourage smokers to contact and use the local smoking cessation service, New Leaf.

Participants in control practices receive no intervention.
Primary outcome measure(s) Point abstinence (for ≥7 days) at 6 months
Secondary outcome measure(s) Access and uptake of smoking cessation services by 6 months.
Number of quit attempts lasting more than 24 hours over 6 months.
Cost effectiveness of this intervention.
Sources of funding British Heart Foundation (UK) (ref: PG/04/073)
Trial website
Publications 2008 results in http://www.ncbi.nlm.nih.gov/pubmed/18422823
Contact name Dr  Sarah  Lewis
  Address Division of Respiratory Medicine
Clinical Sciences Building
City Hospital
  City/town Nottingham
  Zip/Postcode NG5 1PB
  Country United Kingdom
  Tel +44 (0)115 8404761
  Fax +44 (0)115 8404771
  Email sarah.lewis@nottingham.ac.uk
Sponsor University of Nottingham (UK)
  Address Head of Research, Grants and Contracts
Research Innovation Services
University of Nottingham
University Park
  City/town Nottingham
  Zip/Postcode NG7 2RP
  Country United Kingdom
Date applied 15/08/2005
Last edited 06/10/2009
Date ISRCTN assigned 07/09/2005
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