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Functional connectivity in the central executive network predicts changes in binge drinking behavior during emerging
Laura M Lesnewich1,2,3, Anthony P Pawlak2,4, Suril Gohel5
1Department of Psychology, Rutgers University-New Brunswick, Piscataway, NJ, USA.
Addiction (Abingdon, England)
|February 7, 2022
Summary
Neuroimaging reveals brain network connectivity predicts changes in binge drinking behavior among young adults. Altered functional pathways in the central executive network are linked to increased heavy drinking over time.
Area of Science:
- Neuroscience
- Psychiatry
- Public Health
Background:
- Binge drinking poses a significant public health challenge, particularly for young adults.
- The neurobiological underpinnings of evolving binge drinking patterns remain largely unexplored.
Purpose of the Study:
- To identify neurobiological markers associated with changes in binge drinking behavior during emerging adulthood.
- To investigate the role of the central executive network (CEN) in predicting these behavioral shifts.
Main Methods:
- Prospective observational study involving 42 emerging adults.
- Assessed past-month binge drinking via self-report at two time points.
- Utilized resting-state functional connectivity indices of the CEN as neurobiological predictors.
Main Results:
- Cross-sectional analysis revealed five significant associations between CEN connectivity and binge drinking incidence.
- Anterior CEN connectivity negatively correlated with binge drinking; posterior parietal cortex connectivity positively correlated.
- Prospective analysis showed right dorsolateral prefrontal cortex to left posterior parietal cortex connectivity predicted increased binge drinking over time.
Conclusions:
- Functional connectivity within the central executive network is associated with binge drinking behavior.
- Specific pathways in the CEN may influence the trajectory of problematic alcohol consumption in emerging adults.
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