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Informing Tobacco Treatment Guidelines for African American Non-Daily Smokers

Phase 4
Completed
Conditions
Smoking Cessation
Interventions
Behavioral: Smoking Cessation Counseling
Registration Number
NCT02244918
Lead Sponsor
University of Kansas Medical Center
Brief Summary

The researchers are testing if counseling alone or counseling plus over-the-counter nicotine replacement therapies (NRT), like the patch,gum, or lozenge, helps African American non-daily smokers quit smoking.

Detailed Description

Non-daily smokers represent a growing number of racial/ethnic minority smokers. 1 out of 4 African Americans are non-daily smokers. African Americans seem to have a harder time quitting and have greater medical problems related to smoking even at lighter usage rates compared to Whites.

Current tobacco treatment guidelines target daily smokers. There are no guidelines for non-daily smokers. This study will allow the researchers to explore treatment options for African American non-daily smokers and find out if some treatments work better than others.

Participation in this study will last about 6 months. Over this course of time, participants will be asked to visit the study location 3 times and will talk with a member of the study team on the phone 4 times.

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
278
Inclusion Criteria
  • African American adults who are interested in quitting and whose smoking patterns meet criteria for non-daily smoking as determined by eligibility screening
Exclusion Criteria
  • Contraindications to behavioral counseling, nicotine gum, patch, or lozenge and unable to complete study procedures as determined by eligibility screening

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
CounselingSmoking Cessation CounselingParticipants will go to smoking cessation counseling over 12 weeks. They will be asked to participated in 5 total counseling sessions.
Counseling Plus NRTNicotine Replacement TherapyParticipants will go to smoking cessation counseling over 12 weeks. They will be asked to participated in 5 total counseling sessions. In addition to counseling, participants in this group will also take 12 weeks of a nicotine replacement therapy(NRT) (like the patch, gum or lozenge) of their choice.
Counseling Plus NRTSmoking Cessation CounselingParticipants will go to smoking cessation counseling over 12 weeks. They will be asked to participated in 5 total counseling sessions. In addition to counseling, participants in this group will also take 12 weeks of a nicotine replacement therapy(NRT) (like the patch, gum or lozenge) of their choice.
Primary Outcome Measures
NameTimeMethod
Smoking AbstinenceWeek 12

Biochemically confirmed 30-day point prevalence abstinence at Week 12 using urine anabasine and anatabine, with the recommended cut-off of 2 ng/ml to differentiate smokers from non-smokers.

Secondary Outcome Measures
NameTimeMethod
Smoking AbstinenceWeek 26

Biochemically confirmed 30-day point prevalence abstinence at Week 26 using urinary cotinine, with the recommended cut-off of 50 ng/ml to differentiate smokers from non-smokers.

Concentration of Urinary CotinineWeeks 0, 26

Measured by urinary cotinine, a biochemical marker of nicotine intake, sampled from participants at weeks 0 and 26.

Urinary Concentration of NNAL (4-(Methyl Nitrosamine)-1-(3-pyridyl)-1-butanol)Weeks 0, 12

Measured by a change in NNAL (4-(methyl nitrosamine)-1-(3-pyridyl)-1-butanol),a biochemical marker of tobacco-specific carcinogen exposure. Levels assessed by urine sample from each participant and Weeks 0 and 12.

Total Days AbstinentWeek 0-26

Number of days abstinent from baseline through week 26.

Cigarettes UsedWeeks 0-26

Cigarettes used in the past 30 days from baseline through week 26

Trial Locations

Locations (2)

Swope Health Central

🇺🇸

Kansas City, Missouri, United States

University of Kansas Medical Center

🇺🇸

Kansas City, Kansas, United States

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