This site is intended for U.S. healthcare professionals only.
Who Else Has ADHD?
(continued)About 10 million adults in the US currently have ADHD.5
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Estimates vary among adults age 18-44 years.
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US: 4.4%6
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World Health Organization survey of 11 countries: 3.2%7
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World Health Organization survey of 20 countries: 2.8%8
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Estimates in adults over age 50 also vary:
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Netherlands: 2.8%9
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Germany: 4.7%10
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However, less than 20% of adults see psychiatrists or seek treatment for their ADHD.4
Percentages of individuals diagnosed with ADHD in different age groups
Illustration based on data in CDC. Data and Statistics About ADHD. 2020; Danielson ML, et al. J Clin Child Adolesc Psychol. 2018;47(2):199-212; Chung W, et al. JAMA Netw Open. 2019;2(11):e1914344; Ginsberg Y, et al. Prim Care Companion CNS Disord. 2O14;16(3):PCC.13rO16OO; CHADD. ADHD for Adults. 2021; Kessler RC, et al. Am J Psychiatry. 2006;163(4):716-23; Fayyad J, et al. Br J Psychiatry. 2007;190:402-9; Fayyad J, et al. Atten Defic Hyperact Disord. 2017;9(1):47-65; Michielsen M, et al. Br J Psychiatry. 2012;201(4):298-305; de Zwaan M, et al. Eur Arch Psychiatry Clin Neurosci. 2012;262(1):79-86.
