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Caffeine Motives and Expectancies for Individuals with High Anxiety Sensitivity
1Department of Psychology, University of Houston-Victoria, Victoria, TX, USA.
Substance Use & Misuse
|February 17, 2023
Summary
Anxiety sensitivity (AS) did not predict high caffeine consumption, nor did caffeine motives or expectancies moderate this relationship. Caffeine use for symptom management was the only significant predictor of high caffeine consumption.
Area of Science:
- Psychology
- Psychiatry
- Neuroscience
Background:
- Anxiety sensitivity (AS) is a transdiagnostic risk factor involving fear of anxiety-related symptoms.
- High caffeine consumption is linked to anxiety symptoms, but research on AS and caffeine use is inconsistent.
Purpose of the Study:
- To explore if caffeine motives or expectancies moderate the relationship between AS and high caffeine consumption.
- To assess bivariate relationships between AS, caffeine motives, and caffeine expectancies.
Main Methods:
- An online survey was administered to 317 participants via Amazon Mechanical Turk.
- Statistical analyses examined interaction effects and main effects.
Main Results:
- Neither caffeine expectancies nor motives significantly moderated the AS-caffeine consumption link.
- AS did not have a significant main effect on high caffeine consumption.
- Caffeine use for symptom management was the only significant predictor of high caffeine consumption.
Conclusions:
- The predictive utility of AS for substance use varies by substance type.
- High AS individuals anticipate caffeine provoking anxiety and use it for symptom management, taste, and social reasons.
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