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Increasing Contingency Management Success in Smoking Cessation
This study is currently recruiting participants.
Verified by The University of Texas Health Science Center at San Antonio, February 2009
First Received: January 4, 2006   Last Updated: February 17, 2009   History of Changes
Sponsors and Collaborators: The University of Texas Health Science Center at San Antonio
National Institutes of Health (NIH)
Information provided by: The University of Texas Health Science Center at San Antonio
ClinicalTrials.gov Identifier: NCT00273793
  Purpose

Incentives can be used to facilitate the acquisition of many healthy behaviors, such as smoking cessation.

However, there is much remove for improvement in the use of incentives. This study investigates how two aspects of providing incentives influence the effectiveness of using incentives to promote smoking cessation. One aspect is the criterion for providing incentives, e.g., whether to require smoking cessation before providing an incentive or to provide incentives following smoking reductions. The other aspect being investigated is whether it is best to use a fixed incentive amount or an amount that increases with continued cessation success.


Condition Intervention
Smoking
Behavioral: Contingency Management

Study Type: Interventional
Study Design: Treatment, Randomized, Open Label, Active Control, Parallel Assignment, Efficacy Study
Official Title: Increasing Contingency Management Success Using Shaping

Resource links provided by NLM:


Further study details as provided by The University of Texas Health Science Center at San Antonio:

Primary Outcome Measures:
  • Breath Carbon Monoxide levels indicating smoking abstinence during the study, and at follow-up six months after study entry [ Time Frame: daily for breath CO, six months for follow up ] [ Designated as safety issue: No ]

Secondary Outcome Measures:
  • cigarettes reported smoked [ Time Frame: both daily and over the last six months ] [ Designated as safety issue: No ]

Estimated Enrollment: 240
Study Start Date: June 2005
Estimated Study Completion Date: September 2010
Estimated Primary Completion Date: June 2010 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
1: Experimental
Shaping intervention for hard-to-treat smokers
Behavioral: Contingency Management
incentives are available for reduced smoking on each study visit which occur each weekday.
2: Active Comparator
fixed criterion intervention for hard-to-treat smokers
Behavioral: Contingency Management
incentives are available for reduced smoking on each study visit which occur each weekday.
3
Non contingent incentives available to hard to treat smokers
Behavioral: Contingency Management
incentives are available for reduced smoking on each study visit which occur each weekday.
4: Experimental
Ascending incentives values used in Smokers with Early Success
Behavioral: Contingency Management
incentives are available for reduced smoking on each study visit which occur each weekday.
5: Active Comparator
fixed value incentives are used in Smokers with Early Success
Behavioral: Contingency Management
incentives are available for reduced smoking on each study visit which occur each weekday.
6
Non contingent incentives are available to Smokers with Early Success
Behavioral: Contingency Management
incentives are available for reduced smoking on each study visit which occur each weekday.

  Eligibility

Ages Eligible for Study:   18 Years and older
Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   No
Criteria

Inclusion Criteria: Daily Smokers smoking a pack or more of cigarettes a day who are able to report to the study site each work day for about 5 minutes for around 3 months. Subjects must also have a breath CO level indicative of smoking at this level, and most report smoking for at least two years. Subjects must intend on quitting smoking. -

Exclusion Criteria: Participation in another study by this group within the past year. Inability to give informed consent. Incapable of attendance each workday during the morning hours.

-

  Contacts and Locations
Please refer to this study by its ClinicalTrials.gov identifier: NCT00273793

Contacts
Contact: Floyd Jones 210-567-5462 JonesFA@UTHSCSA.edu

Locations
United States, Texas
Smoking Cessation Laboratory, Department of Psychiatry, UTHSCSA, 7703 Floyd Curl Drive Recruiting
San Antonio, Texas, United States, 78229-3900
Contact: Floyd A Jones     210-567-5462     JonesFA@UTHSCSA.edu    
Principal Investigator: Richard J Lamb, Ph.D.            
Sponsors and Collaborators
The University of Texas Health Science Center at San Antonio
Investigators
Principal Investigator: Richard J Lamb, Ph.D. University of Texas
  More Information

No publications provided

Responsible Party: University of Texas Health Science Center at San Antonio ( Richard J. Lamb )
Study ID Numbers: 045-0013-195, RO1 DA013304
Study First Received: January 4, 2006
Last Updated: February 17, 2009
ClinicalTrials.gov Identifier: NCT00273793     History of Changes
Health Authority: United States: Food and Drug Administration

Study placed in the following topic categories:
Smoking

Additional relevant MeSH terms:
Habits
Smoking

ClinicalTrials.gov processed this record on September 01, 2009