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26studies
A 2005 meta-analysis of working memory in children with ADHD pooled 26 empirical studies published from 1997 to 2003.
Checked against its source on October 16, 2026
In the source's own words
“Twenty-six empirical research studies published from 1997 to December, 2003 (subsequent to a previous review) met our inclusion criteria.”
A meta-analysis of working memory impairments in children with attention-deficit/hyperactivity disorder, Ron Martinussen et al., Journal of the American Academy of Child and Adolescent Psychiatry, 2005, Abstract, Method.
Open the original (DOI 10.1097/01.chi.0000153228.72591.73)- What it measures
- The authors searched for studies of working memory processes in children and adolescents with ADHD and classified each measure by modality (verbal or spatial) and by type of processing (storage or storage with manipulation).
- What it does not show
- The studies are older than most current ADHD research. The count covers only the studies found up to 2003.