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Exploring the Decision to Drink (More) Alcohol Following Manipulations of Stress and Social Context
Sponsor: University of Washington
Summary
This preregistration documents an experiment examining the effects of acute stress and social context on alcohol-related decision-making. The study uses a 2x2 factorial design (stress vs. control × social vs. alone) with dyadic recruitment.
Key Details
Gender
All
Age Range
21 Years - 50 Years
Study Type
INTERVENTIONAL
Enrollment
160
Start Date
2026-02-01
Completion Date
2027-06-30
Last Updated
2026-02-06
Healthy Volunteers
Yes
Conditions
Interventions
Stress
Participants randomly assigned to the stress condition will undergo the standard protocol of the Trier Social Stress Test. Participants randomly assigned to the control condition will undergo a validated, non-stressful control procedure mirroring the TSST.
Social Context
Participants randomly assigned to the social condition will make decisions about consuming alcohol with a known peer. Participants randomly assigned to the control condition will make decisions about consuming alcohol alone.