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OpenTrials
Completed

NCT Number: NCT04084561

Risk Communication in African American Smokers

The study aims to understand the effects of learning about one's genetic risk for lung cancer that is specific to their ancestry. Participants will be given hypothetical personalized genetic risk results and ask to think about how they might respond to such information if they actually received such results.

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Key information

Age range

18 year and older

Sex eligibility

All sexes

Study type

Interventional

Phase

Not applicable

Primary location

Hunter College, New York, United States

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About this study

The study aims to understand the effects of learning about one's genetic risk for lung cancer that is specific to their ancestry. Smokers will be randomized to receive hypothetical information about their genetic status and consider how they think they would respond if such results were actually presented to them. They will be randomly assigned to receive one of four sets of hypothetical genetic results: 1) High risk of lung cancer and high genetic African ancestry, 2) High risk of lung cancer and low genetic African ancestry, 3) Low risk of lung cancer and high genetic African ancestry, or 4) Low risk of lung cancer and low genetic African ancestry. After being given this hypothetical information, participants will complete brief questionnaires assessing perceived risk of lung cancer, worry about cancer, psychological distress, and motivation to quit smoking.

Who can participate

Healthy volunteers accepted: Yes

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • 18 years of age minimum
  • Self-report African American
  • Report smoking at least 100 lifetime cigarettes

Exclusion criteria

  • Report history of cancer

Treatment and study plan

HRHA

Behavioral

participants will be asked to consider a hypothetical scenario in which genetic test results reveal that: 1) they carry genotypes that place African American smokers at a particularly high (~50%-80%) risk for the development of lung cancer, and 2) their genetic profile reflects a particularly high concordance with African heritage (~90%).

LRLA

Behavioral

participants will be asked to consider a scenario in which genetic test results reveal that: 1) they are at normal (~7%-10%) risk for the development of lung cancer, and 2) their genetic profile reflects a particularly low concordance with African heritage (~10%).

HRLA

Behavioral

participants will receive "High Risk, Low Ancestry (HRLA)" hypothetical

LRHA

Behavioral

participants will receive "Low Risk, High Ancestry (HRLA)" hypothetical

Primary outcomes

  1. Motivation to Quit Smoking

    Time frame: 1 minute after intervention

    use self report 7 item (condition options) MTSS (Motivation to Stop Smoking) Scale with yes/no option to determine the quitting intention condition; range of scale : 1-7, with higher score means higher motivation to quit smoking

Sponsors and collaborators

Lead sponsor

Temple University

Other

Collaborators

  • National Cancer Institute (NCI)

Registry information

Official study title

Nicotine Dependence and Lung Cancer Genetics in African Americans

Important dates

Study start
2018
Primary completion
2022
Study completion
2022
First posted
Sep 10, 2019
Registry last updated
Dec 18, 2023

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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