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Adequate sleep moderates the prospective association between alcohol use and consequences
Mary Beth Miller1, Angelo M DiBello1, Sarah A Lust2
1Center for Alcohol and Addiction Studies, Brown University School of Public Health, Box G-S121-5, Providence, RI 02912, United States; Department of Behavioral and Social Sciences, Brown University School of Public Health, Box G-S121-5, Providence, RI 02912, United States.
Addictive Behaviors
|July 11, 2016
Summary
College students who drink heavily and sleep poorly face more alcohol-related problems. Adequate sleep lessens the link between drinking quantity and negative consequences, highlighting sleep
Area of Science:
- Behavioral Science
- Sleep Medicine
- Addiction Research
Background:
- Inadequate sleep and heavy alcohol use are linked to adverse outcomes in college students.
- Few studies have explored the combined impact of sleep and alcohol consumption on consequences.
Purpose of the Study:
- To investigate if adequate sleep moderates the relationship between weekly alcohol consumption and subsequent alcohol-related consequences.
- To analyze the interaction between sleep adequacy and drinking quantity in predicting negative outcomes.
Main Methods:
- A cohort of 568 college students mandated to an alcohol intervention participated.
- Data collected at baseline and 1, 3, and 5 months included weekly drinks, sleep quantity, and sleep adequacy.
- Longitudinal assessments tracked alcohol consumption and related consequences.
Main Results:
- Higher weekly drinking and inadequate sleep predicted alcohol-related consequences.
- Significant interactions showed that adequate sleep weakened the association between drinking quantity and consequences.
- The positive link between drinking and consequences was stronger for students with inadequate sleep across all time points.
Conclusions:
- Perceived sleep adequacy influences both current and future alcohol-related consequences.
- Heavy-drinking college students with inadequate sleep experience amplified negative outcomes.
- Further research is needed to understand the mechanisms linking inadequate sleep to alcohol risk in young adults.
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