Consumer Responses to Alcohol Warnings

NCT06159647 | Completed

• 1 other identifier: 71682
• Study Type: interventional
• Target: 2,522
• Locations: 1 country
• Sites: 1

Brief Summary

The primary objective is to evaluate whether alcohol warnings about different topics elicit higher perceived message effectiveness than control messages. The secondary objective is to evaluate whether alcohol warnings about different topics elicit higher reactance than control messages.

Conditions

Alcohol Drinking

Outcome Measures

Primary Outcomes (1)

• Perceived message effectiveness

  The study will assess perceived message effectiveness using 1 item: "How much does this message discourage you from wanting to drink alcohol?" Response options will range from "not at all" (coded as 1) to "a great deal" (coded as 5). Higher scores indicate more perceived message effectiveness.

  The survey will take up to 20 minutes.

Secondary Outcomes (1)

• Reactance

  The survey will take up to 20 minutes.

Study Arms (1)

Alcohol Messages

EXPERIMENTAL

Participants view 12 messages: 10 messages related to health topics (2 messages for each of 5 randomly selected health topics from among all health topics) and 2 control messages.

Behavioral: Mouth cancer warning; Behavioral: Throat cancer warning; Behavioral: Voice box (larynx) warning; Behavioral: Esophagus cancer warning; Behavioral: Liver cancer warning; Behavioral: Colon and rectum cancer warning; Behavioral: Breast cancer; Behavioral: Cancer (generic, not site-specific); Behavioral: Addiction and neurological changes; Behavioral: Hypertension; Behavioral: Liver damage; Behavioral: Harm to fetus; Behavioral: Dementia; Behavioral: Impaired sleep; Behavioral: Drinking guidelines; Behavioral: Control; Behavioral: Road injuries

Interventions

Mouth cancer warning BEHAVIORAL

Participants will view messages about the risk of mouth cancer from alcohol consumption.

Alcohol Messages

Throat cancer warning BEHAVIORAL

Participants will view messages about the risk of throat cancer from alcohol consumption.

Alcohol Messages

Voice box (larynx) warning BEHAVIORAL

Participants will view messages about the risk of voice box (larynx) cancer from alcohol consumption.

Alcohol Messages

Esophagus cancer warning BEHAVIORAL

Participants will view messages about the risk of esophagus cancer from alcohol consumption.

Alcohol Messages

Liver cancer warning BEHAVIORAL

Participants will view messages about the risk of liver cancer from alcohol consumption.

Alcohol Messages

Colon and rectum cancer warning BEHAVIORAL

Participants will view messages about the risk of colon and rectum cancer from alcohol consumption.

Alcohol Messages

Breast cancer BEHAVIORAL

Participants will view messages about the risk of breast cancer from alcohol consumption.

Alcohol Messages

Cancer (generic, not site-specific) BEHAVIORAL

Participants will view messages about the risk of cancer (not site-specific) from alcohol consumption.

Alcohol Messages

Addiction and neurological changes BEHAVIORAL

Participants will view messages about the risk of addiction and neurological changes from alcohol consumption.

Alcohol Messages

Hypertension BEHAVIORAL

Participants will view messages about the risk of hypertension from alcohol consumption.

Alcohol Messages

Liver damage BEHAVIORAL

Participants will view messages about the risk of liver damage from alcohol consumption.

Alcohol Messages

Harm to fetus BEHAVIORAL

Participants will view messages about the risk of harm to a fetus from alcohol consumption during pregnancy.

Alcohol Messages

Dementia BEHAVIORAL

Participants will view messages about the risk of dementia from alcohol consumption.

Alcohol Messages

Impaired sleep BEHAVIORAL

Participants will view messages about the risk of impaired sleep from alcohol consumption.

Alcohol Messages

Drinking guidelines BEHAVIORAL

Participants will view messages about guidelines for alcohol consumption.

Alcohol Messages

Control BEHAVIORAL

Participants will view neutral messages unrelated to the harms of alcohol consumption.

Alcohol Messages

Road injuries BEHAVIORAL

Participants will view messages about the risk of road injuries from alcohol consumption.

Alcohol Messages

Eligibility Criteria

• Age: 21 Years+
• Sex: all
• Healthy Volunteers: Yes
• Age Groups: Adult (18-64), Older Adult (65+)

You may qualify if:

• Age 21 and older
• Reside in the United States
• Able to complete a survey in English

You may not qualify if:

• Under 21 years of age
• Reside outside the United States
• Unable to complete a survey in English

Sponsors & Collaborators

• Stanford University: lead

Study Sites (1)

Online study

Palo Alto, California, 94304, United States

Location

MeSH Terms

Conditions

Alcohol Drinking

Interventions

Larynx, Artificial; Drugs, Generic

Condition Hierarchy (Ancestors)

Drinking Behavior; Behavior

Intervention Hierarchy (Ancestors)

Prostheses and Implants; Equipment and Supplies; Artificial Organs; Surgical Equipment; Pharmaceutical Preparations

Study Officials

• Anna Grummon, PhD

  Assistant Professor

  PRINCIPAL INVESTIGATOR

Study Design

• Study Type: interventional
• Phase: not applicable
• Allocation: NA
• Masking: NONE
• Purpose: PREVENTION
• Intervention Model: SINGLE GROUP
• Sponsor Type: OTHER
• Responsible Party: PRINCIPAL INVESTIGATOR
• PI Title: Assistant Professor

Study Record Dates

• First Submitted: November 27, 2023
• First Posted: December 7, 2023
• Study Start: January 18, 2024
• Primary Completion: January 26, 2024
• Study Completion: January 26, 2024
• Last Updated: February 13, 2024

Record last verified: 2024-02

Data Sharing

• IPD Sharing: Will share
• Shared Documents: SAP, ANALYTIC CODE
• Time Frame: Investigators will post IDP upon acceptance of any manuscripts associated with the data generated in this study.
• Access Criteria: Data and code will be publicly available.

Locations

US (1)