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Published on: April 28, 2022
Value-based decision-making predicts alcohol use and related problems in young men
Johannes Petzold1, Angela Hentschel1, Hao Chen1
1Department of Psychiatry and Psychotherapy, Technische Universität Dresden, Dresden, Germany.
Young men who overvalue immediate rewards and are less sensitive to losses are more likely to develop hazardous alcohol use. Decision-making patterns, not just risk-taking, predict heavy drinking trajectories.
Area of Science:
- Neuroscience
- Psychology
- Public Health
Background:
- Alcohol consumption is a major global health concern, particularly impacting young men.
- Heavy episodic drinking peaks in men aged 20-24, highlighting a critical developmental period.
Purpose of the Study:
- To identify decision-making dimensions predicting hazardous alcohol use in men during emerging adulthood.
- To understand the cognitive underpinnings of alcohol involvement trajectories.
Main Methods:
- Prospective observational study of 198 healthy men from age 18 to 24.
- Assessed value-based decision-making and annual alcohol involvement.
- Used latent growth curve modeling to analyze individual variability and predictive relationships.
Main Results:
- Low loss aversion predicted sustained heavy episodic drinking.
- High delay discounting and risk-seeking for gains predicted increased cumulative alcohol use and Alcohol Use Disorder criteria.
- Low choice consistency also predicted heavy episodic drinking.
Conclusions:
- Hazardous drinking in young men is driven by overvaluing immediate/probabilistic rewards, not underestimating harm.
- Distinct cognitive-behavioral patterns in decision-making and consistency offer targets for harm reduction interventions.
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