ABCD study
Published research on ABCD study.

A 2026 ABCD cohort preprint involving 10,112 youth found that childhood poverty strengthened the link between cumulative early-life adversity and later behavioral problems; among poverty-exp…
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A 2026 ABCD stop-signal fMRI study found that group-level cognitive-control brain signals often failed to describe within-person brain dynamics: across 16 comparisons, between-person and wit…
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A 2025 paper by Gu et al. in Molecular Psychiatry — the largest study of its kind — finds that higher common-variant genetic risk for autism predicts lower cortical neurite density in 31,748…
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A 2026 ABCD Study preprint found that teen substance-use initiation prediction improved more when models included changing risk over time than when they simply switched from logistic regress…
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A 2026 ABCD Study preprint involving 11,868 youth found stable time-ordered predictors of teen substance-use initiation, but the adjusted effects were small: most estimates ranged from −0.01…
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Studies of adolescent cannabis effects on cognition have been limited by self-report and confounding. A 2026 longitudinal study by Wade and colleagues uses the Adolescent Brain Cognitive Dev…
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