Designing Effective Alcohol Health Warnings: An Experimental Study With Adults in the U.S.
University of Oklahoma
2,000 participants
Jul 27, 2026
INTERVENTIONAL
Conditions
Summary
Consuming alcohol is a dose-dependent and modifiable risk factor for breast cancer. Although alcohol consumption contributes to an estimated 16% of breast cancer cases, awareness of the link between alcohol and breast cancer risk remains low. Systematically developed and tested health warnings can support population-based approaches and intervention strategies to decrease alcohol consumption and breast cancer risk. For instance, the U.S. Food and Drug Administration can mandate specific warnings through statements (e.g., "WARNING: This product contains nicotine…") and color graphics depicting the negative health consequences of products that can harm public health, such as tobacco and alcohol. However, health warning statements and graphics should be assessed among intended audiences before implementation. Research has outlined principles for effective health warning statements. This project will test different health warning statements about the health effects of alcohol.
Eligibility
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Interventions
The experiment will use a 2 (health warning statement: single-theme statement vs. composite paragraph) x 2 (pictogram: present vs. absent) x 2 (format: alcohol container vs. alcohol advertisement) between- and within-subjects design. The between-subject groups are 2 (health warning statement: single-theme vs. composite message) x 2 (pictogram: present vs. absent), and the within-subjects factor is the format of warning presentation (2 alcohol containers vs. 2 alcohol advertisements).
The experiment will use a 2 (health warning statement: single-theme statement vs. composite paragraph) x 2 (pictogram: present vs. absent) x 2 (format: alcohol container vs. alcohol advertisement) between- and within-subjects design. The between-subject groups are 2 (health warning statement: single-theme vs. composite message) x 2 (pictogram: present vs. absent), and the within-subjects factor is the format of warning presentation (2 alcohol containers vs. 2 alcohol advertisements).
Locations(1)
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NCT07812545