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Cigarette SmokingPhase 2R21NCT00683033

Contingency Management for Smoking in Substance Abusers

A Phase 2 study testing Contingency Management and Brief smoking cessation counseling in people with Cigarette Smoking, run by UConn Health at 1 site in United States.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

Patients (N=102) who meet diagnostic criteria for alcohol, cocaine, marijuana, or opiate abuse or dependence will meet with research staff on two days for quit preparation sessions (2 per day). Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Cigarette Smoking
What is being tested?
Contingency Management and Brief smoking cessation counseling
Could I receive a placebo?
No, everyone receives an active treatment
How many people
51 participants
Where
1 siteUnited States
Study dates
May 2008to Oct 2010
Phase
Phase 2
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • current alcohol, cocaine, marijuana, or opiate abuse or dependence
  • smoke ≥ 10 cigarettes per day
  • expired CO > 8 ppm
  • self-reported interest in quitting smoking,
  • ≥ 18 years old
  • willing to provide names, addresses and phone numbers of individuals to assist in locating the participant for follow-up evaluations,
  • English speaking

Who cannot join

  • currently receiving behavioral therapy or pharmacotherapy for smoking plan to use pharmacotherapy in this quit attempt
  • serious, uncontrolled psychiatric illness (e.g., acute schizophrenia, suicide risk)
  • cognitive impairment
  • in recovery for pathological gambling

Trial locations and contacts

1 site in 1 country.

United States1 site
  • University of Connecticut Health Center

    Farmington, Connecticut, 06030

Other trials in United States

About this study

Patients (N=102) who meet diagnostic criteria for alcohol, cocaine, marijuana, or opiate abuse or dependence will meet with research staff on two days for quit preparation sessions (2 per day). These sessions include testing a breath sample for evidence of smoking twice each day (separated by at least 5 hours), counseling based on Public Health Service (PHS) guidelines for quitting smoking during the second session each day, and setting a quit date. After these sessions, participants will be randomly assigned to one of two 4-week conditions: (a) standard care or (b) standard care plus prize CM for smoking abstinence with the opportunity to win prizes for submitting samples that meet smoking abstinence criteria (e.g., CO ≤ 6ppm; cotinine ≤ 30ng/mL). Nicotine withdrawal and related measures will be assessed throughout the intervention. Follow-up data will be collected through 6-months post-quit date.

Being tested
Contingency Management, Brief smoking cessation counseling
Keywords
Contingency Management, Cigarette Smoking Cessation, Substance Abusers
Medical subject headings
Cigarette Smoking, Tobacco Use Cessation

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Contingency ManagementBehavioural

    For 4 weeks starting on the quit date, daily brief (about 5 minutes) counseling based on public health service guidelines for quitting smoking is delivered. Expired carbon monoxide (CO) tests are conducted twice daily and urinary cotinine tests are conducted once each week. Participants earn the opportunity to win prizes for submitting samples that meet smoking abstinence criteria (e.g., CO ≤ 6ppm; cotinine ≤ 30ng/mL).

  • Brief smoking cessation counselingBehavioural

    For 4 weeks starting on the quit date, daily brief (about 5 minutes) counseling based on public health service guidelines for quitting smoking. Expired carbon monoxide tests are conducted twice daily and urinary cotinine tests are conducted once each week.

Study groups in NCT00683033
Study groupRoleWhat they receive
AActive comparatorBrief counseling based on public health service guidelines.
Receives: Behavioral: Brief smoking cessation counseling
BExperimentalBrief counseling based on public health service guidelines for quitting smoking plus prize-based contingency management
Receives: Behavioral: Contingency Management; Behavioral: Brief smoking cessation counseling

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Cigarette smoking abstinence.

    Measured: Daily through the 4-week intervention and at follow-up interviews 1, 2, 3, and 6 months following the quit date.

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted23 May 2008 (estimated)
  2. Study startMay 2008
  3. Primary completionOct 2010
  4. Study completionOct 2010

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 2
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
51 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00683033
Sponsor's protocol ID
08-081-2
Other IDs
R21DA021836-01A2
Acronym
R21
Status last verified
Nov 2011
First submitted
14 May 2008
Last updated
21 Nov 2011
Results posted
No
Data monitoring committee
No

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Contingency Management and Brief smoking cessation counseling in people with Cigarette Smoking, run by UConn Health at 1 site in United States.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 7 inclusion and 4 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 21 Nov 2011. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Cigarette smoking abstinence. (time frame: Daily through the 4-week intervention and at follow-up interviews 1, 2, 3, and 6 months following the quit date.). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 21 Nov 2011.

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