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[The prevalence of attention deficit hyperactivity disorder]
1Universitat de les Illes Balears, 07071 Palma de Mallorca, Espana. ecardo@nacom.es
Revista De Neurologia
|March 1, 2005
Summary
Attention deficit hyperactivity disorder (ADHD) prevalence varies widely, with estimates ranging from 2-30%. A Majorca study found a 4.7% prevalence in school-aged children, highlighting the need for better screening.
Area of Science:
- Childhood neurological and psychological disorders
- Genetically-based developmental disorders
Context:
- Attention deficit hyperactivity disorder (ADHD) prevalence is debated, with estimates varying significantly from the DSM-IV's 3-5% to a broader 2-30%.
- Previous research in Anglo-Saxon countries suggests a 5% prevalence, with limited data available for other regions.
- A community-based epidemiological study on Majorca island reported a 4.7% prevalence of ADHD in school-aged children.
Purpose:
- To investigate the prevalence of ADHD and its subtypes in school-aged children within a specific community.
- To analyze factors influencing ADHD prevalence, including age and sex.
- To compare different evaluation methods for screening and early detection of ADHD.
Summary:
- The study estimated ADHD prevalence at 4.7% in a community sample of school-aged children on Majorca.
- It acknowledges the wide variability in reported ADHD prevalence rates globally.
- The research considered variations by age, sex, and setting (clinical vs. community).
Impact:
- Findings contribute to understanding ADHD prevalence in diverse populations.
- The analysis aims to inform and improve screening and early detection strategies for ADHD.
- This research supports the comparison of various diagnostic and evaluation methodologies for ADHD.