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Updated: May 24, 2025

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Brain Morphology of Cannabis Users With or Without Psychosis: A Pilot MRI Study
Published on: August 18, 2020
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Examining dynamic patterns of problematic cannabis use: Results from a multilevel network analysis
Marilyn L Piccirillo1, Matthew C Enkema2, Frank J Schwebel3
1Department of Psychology, University of Washington.
Journal of Psychopathology and Clinical Science
|March 3, 2025
Summary
Young adults with problematic cannabis use showed strong links between environmental triggers and cravings or use. Affect and coping strategies had less impact, suggesting new intervention targets for cannabis use.
Area of Science:
- Psychology
- Addiction Science
- Behavioral Science
Background:
- Problematic cannabis use in young adults often goes untreated.
- Existing research on cannabis use relies on retrospective reports, not real-time daily life interactions.
- Alternative assessment and intervention methods, like mobile health apps, are needed.
Purpose of the Study:
- To analyze ecological momentary assessment data on young adults with problematic cannabis use.
- To model associations between biopsychosocial factors and cannabis use in daily life.
- To identify key triggers and patterns in everyday cannabis consumption.
Main Methods:
- Ecological momentary assessment (EMA) data from 65 young adults with problematic cannabis use.
- Multilevel network analyses to examine associations among various factors.
- Cannabis Use Disorders Identification Test-Revised (CUDIT-R) for problem assessment.
Main Results:
- Consistent, clinically meaningful associations were found between socioenvironmental triggers and cannabis cravings, use, and intoxication.
- Statistically significant, but not clinically meaningful, links existed between negative affect and cannabis use, and positive affect and intoxication.
- Coping strategies did not show clinically meaningful associations with cannabis use variables.
Conclusions:
- Socioenvironmental triggers are critical drivers of cannabis use and intoxication in young adults.
- Understanding cannabis use dynamics in everyday life is essential for improving clinical assessments.
- Findings support the development of more precise, dynamic interventions for problematic cannabis use.
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