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Article

Prevalence of the ADHD phenotype in 7- to 9-year-old children: effects of informant, gender and non-participation.

Social psychiatry and psychiatric epidemiology - 1 May 2012

Ullebø Anne Karin, Posserud Maj-Britt, Heiervang Einar, Obel Carsten, Gillberg Christopher

Abstract excerpt

PURPOSE: To estimate the prevalence of the ADHD phenotype based on parent and teacher reports in a general population sample of 7- to 9-year-old Norwegian children and evaluate the effect of parent attrition, gender and informant on the prevalence estimate. METHODS: The population consisted of all children (N = 9,430) attending 2nd-4th grade in the City of Bergen, Norway. The 18 symptoms of ADHD corresponding to...

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Identifiers

PMID: 21499807
DOI: 10.1007/s00127-011-0379-3
PMCID: PMC3328684

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PubMed metadata and Literature Corpus relationships. Corpus snapshot updated 5 Sept 2026. Manifest publication-graph-cohort-2026-09-05.1.

Source receipt: pubmed, retrieved 5 Sept 2026.

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