Longitudinal Bidirectional Associations Between Early Adolescents' Externalizing and Posttraumatic Stress Symptoms and Substance Use Patterns.
Dunn CB; Farrell AD · 2026 · Research on child and adolescent psychopathology
WASTE classifies this as Negative / Null Result Report · AI classification, approximate
The study found no significant effect — useful as a negative control or null benchmark for your own design.
Abstract (excerpt)
Prior research has identified externalizing and internalizing pathways to adolescent-onset substance use, but few studies have considered how psychopathology is associated with the development of polysubstance use during early adolescence.…
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Metadata source: Europe PMC · DOI 10.1007/s10802-026-01451-0