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Examining the internalizing pathway to substance use frequency in 10 cultural groups
W Andrew Rothenberg1, Jennifer E Lansford1, Lei Chang2
1Duke University, Durham, NC, USA.
Addictive Behaviors
|December 7, 2019
Summary
Childhood externalizing and internalizing symptoms predict adolescent substance use across cultures. Early interventions targeting these pathways can prevent frequent alcohol, tobacco, and drug use in youth.
Area of Science:
- Developmental Psychology
- Global Health
- Addiction Science
Background:
- Substance use is a major global health issue for adolescents.
- Childhood behavioral pathways predict adolescent substance use but are understudied across diverse cultures.
Purpose of the Study:
- To investigate developmental pathways of substance use in a diverse sample of children aged 8-14.
- To examine cultural variations in these pathways and their impact on adolescent substance use.
Main Methods:
- Longitudinal study of 1083 children from 10 cultural groups.
- Assessed externalizing and internalizing symptoms, depressive symptoms, behavioral inhibition, peer support for use, and substance use frequency.
- Analyzed pathways controlling for cultural differences.
Main Results:
- Age-10 externalizing symptoms predicted later substance use.
- A depressive pathway (behavioral inhibition and elevated depressive symptoms) predicted increased substance use.
- A combined pathway (depressive symptoms, externalizing symptoms, peer support) predicted higher substance use.
- Cultural opportunities for substance use correlated with adolescent use frequency.
Conclusions:
- Identified distinct developmental pathways linking childhood symptoms to adolescent substance use.
- Emphasized the importance of considering both between- and within-culture factors in understanding substance use etiology.
- Findings support targeted interventions for early prevention of adolescent substance use.
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