The role of birth weight on the causal pathway to child and adolescent ADHD symptomatology: a population-based twin differences longitudinal design.

J Child Psychol Psychiatry · 2018 · PMC6175300 · PMID 29999186

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failed to reach significanceno p-value reported

The magnitude of the effect of birth weight decreased significantly across time for hyperactivity/impulsivity, but the decrease failed to reach significance for inattention.

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