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Attention Deficit Hyperactivity Disorder:
A Practical Guide

Epidemiology Prevalence Prevalence

The estimated prevalence of diagnosed ADHD in the US varies, but epidemiological studies suggest it may be increasing among children, adolescents, and adults

In 2016, ~6.1 million (9.4%) children aged 2–17 years had ever received an ADHD diagnosis3

2% aged 2-5 years3

9.6% aged 6-11 years3

13.6% aged 12-17 years3

Girls, 5.6%3; Boys, 12.9%3

Children and adolescents with ADHD diagnosis in 20114

History of ADHD diagnoses by a healthcare provider as reported by parents increased by approximately 5% per year between 2003 and 2011 among children and adolescents aged 4-17 years5

7.8% in 2003

9.5% in 2007

11.0% in 2011

As many as 60% of individuals with ADHD symptoms in childhood continue to have ADHD symptoms as adults6

Adults with ADHD diagnosis

4.4-5.2% aged 18-44 years7-9

2.8-3.5% aged 50 years or older10

More adults >50 years who are experiencing symptoms of ADHD are seeking assessment for the first time11

Jump to:

What is ADHD?

Prevalence

Comorbidities

References

3. Danielson ML, Bitsko RH, Ghandour RM, Holbrook JR, Kogan MD, Blumberg SJ. Prevalence of parent-reported ADHD diagnosis and associated treatment among US children and adolescents, 2016. J Clin Child Adolesc Psychology. 2018;47(2):199-212.
4. Visser S, Danielson M, Bitsko R, et al. Trends in the Parent-Report of Health Care Provider-Diagnosis and Medication Treatment for ADHD disorder: United States, 2003–2011. J Am Acad Child Adolesc Psychiatry. 2014,53(1):34–46.e2.
5. U.S. Centers for Disease Control and Prevention (CDC). Key Findings: Trends in the Parent-Report of Health Care Provider-Diagnosis and Medication Treatment for ADHD: United States, 2003–2011. 2014. Available at https://www.cdc.gov/ncbddd/adhd/features/key-findings-adhd72013.html.
6. Harpin VA. The effect of ADHD on the life of an individual, their family, and community from preschool to adult life. Arch Dis Child. 2005; 90 (Suppl 1):i2-i7.
7. Ustun B, Adler LA, Rudin C, et al. The World Health Organization Adult Attention-Deficit/Hyperactivity Disorder Self-Report Screening Scale for DSM-5. JAMA Psychiatry. 2017;74:520-526.
8. Goodman DW. ADHD in adults: update for clinicians on diagnosis and assessment. Prim Psychiatry. 2009;16(11):38.
9. Kessler RC, Adler L, Barkley R, et al. The prevalence and correlates of adult ADHD in the United States: Results from the National Comorbidity Survey Replication. Am J Psychiatry. 2006;163(4):716-723.
10. Goodman DW, Mitchell S, Rhodewalt L, et al. Clinical presentation, diagnosis and treatment of attention-deficit hyperactivity disorder (ADHD) in older adults: a review of the evidence and its implications for clinical care. Drugs Aging. 2016;33(1):27–36.
11. Gadol N. ADHD in Adults: An Overview. MedPage Today. November 20, 2017. Available at https://www.medpagetoday.com/resource-centers/adult-adhd/adhd-adults-an-overview/1596.

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