Science Explorer Interactive view Map

Attention Deficit Hyperactivity Disorder

Attention Deficit Hyperactivity Disorder is a research topic within Psychiatry and Mental health. Science Explorer counts 43k research works in it since 1950. 17.5% of them reached the world's top 10% most cited for their field and year.

This cluster of papers focuses on the worldwide prevalence, neurobiology, treatment, executive function, and comorbidity of Attention-Deficit/Hyperactivity Disorder (ADHD). It includes meta-analyses, genetic studies, brain imaging research, and discussions on the impact of ADHD on individuals across the lifespan.

  • ADHD
  • Attention-Deficit/Hyperactivity Disorder
  • prevalence
  • neurobiology
  • treatment
  • executive function
  • meta-analysis
  • genetics
  • comorbidity
  • brain imaging
Research works
43k
fractional, since 1950
In the world top 10%
7.5k
per year above
Top-10% rate
17.5%
share of its works in the world top 10%
Growth, 2013–17 → 2018–22
+16%
the tick is no change

This ranks research output and citation impact. It says nothing about the quality of diagnosis, treatment or care.

Which countries lead Attention Deficit Hyperactivity Disorder research?

By volume, the United States and China publish the most (2.1k and 571 works in 2022–2025).

By volume, 2022–2025

  1. 1 United States 2.1k works
  2. 2 China 571 works
  3. 3 United Kingdom 451 works
  4. 4 Canada 287 works
  5. 5 India 280 works
  6. 6 Spain 275 works
  7. 7 Brazil 273 works
  8. 8 Germany 253 works
  9. 9 Türkiye 240 works
  10. 10 Iran 216 works

How concentrated that is

The same countries as shares of everything the list above accounts for. A node where two countries do two thirds of the work and one spread evenly across twelve read alike as a ranking and not at all alike here.

United States: 42.6%China: 11.5%United Kingdom: 9.1%Canada: 5.8%6 others listed: 31.0%43%largest
United States2,116 · 42.6%China571 · 11.5%United Kingdom451 · 9.1%Canada287 · 5.8%6 others listed1,537 · 31.0%

Shares of the rows listed above, not of the whole node.

Which institutions lead Attention Deficit Hyperactivity Disorder research?

By volume in 2022–2025, Massachusetts General Hospital publishes the most Attention Deficit Hyperactivity Disorder research, followed by Harvard University and King's College London.

By volume, 2022–2025

  1. 1 Massachusetts General HospitalUnited States 41 works
  2. 2 Harvard UniversityUnited States 36 works
  3. 3 King's College LondonUnited Kingdom 34 works
  4. 4 University of North Carolina at Chapel HillUnited States 33 works
  5. 5 Karolinska InstitutetSweden 26 works
  6. 6 University of MichiganUnited States 24 works
  7. 7 University of PittsburghUnited States 24 works
  8. 8 University College LondonUnited Kingdom 24 works
  9. 9 University of TorontoCanada 22 works
  10. 10 Johns Hopkins UniversityUnited States 22 works

Who are the leading researchers in Attention Deficit Hyperactivity Disorder?

The most-cited researchers publishing on Attention Deficit Hyperactivity Disorder include Benjamin M. Neale, Dan J. Stein and Ferrán Catalá-López.

  1. 1 Benjamin M. Neale United States 7.9k citations
  2. 2 Dan J. Stein South Africa 7.7k citations
  3. 3 Ferrán Catalá-López Spain 7.7k citations
  4. 4 Josep María Haro Spain 6.4k citations
  5. 5 George Davey Smith United Kingdom 4.9k citations

Ranked by citations received across their whole record, among researchers with at least three works on this topic.

Where is Attention Deficit Hyperactivity Disorder research done?

The largest centres of Attention Deficit Hyperactivity Disorder research in 2022–2025 are London (United Kingdom), Boston (United States), Beijing (China) and Tehran (Iran). Among places with at least 20 works in it, it is an unusually large share of all research in Syracuse.

Largest cities, 2022–2025

  1. 1 London United Kingdom 148 works
  2. 2 Boston United States 98 works
  3. 3 Beijing China 96 works
  4. 4 Tehran Iran 91 works
  5. 5 New York United States 88 works
  6. 6 Seoul South Korea 71 works
  7. 7 Toronto Canada 67 works
  8. 8 Istanbul Türkiye 64 works
  9. 9 Madrid Spain 64 works
  10. 10 São Paulo Brazil 57 works

Where it is the local speciality

  1. SyracuseUS · 29.8 works12×
← less than its size predictsmore →

Location quotient: how much more of its research is in Attention Deficit Hyperactivity Disorder than the world average.

See Attention Deficit Hyperactivity Disorder on the map

Where is the best place to study Attention Deficit Hyperactivity Disorder?

Among universities, judged by research, Örebro University, Karolinska Institutet and King's College London score highest, combining excellence, specialisation, size, growth and international reach. Research strength is one signal when choosing where to study; it does not measure teaching.

0%20%40%mean 24.67%fractional works in this node (log) →share in the world top 10% →Örebro University: 8, 23.8%Karolinska Institutet: 26, 22.6%King's College London: 34, 29.2%University of Haifa: 15, 25.2%Chinese University of Hong Kong: 10, 39.8%Deakin University: 12, 28.3%University College London: 24, 30.7%SUNY Upstate Medical University: 20, 13.4%Ohio University: 9, 17.0%Harvard University: 36, 16.7%King's College LondonUniversity of HaifaÖrebro UniversityKarolinska Institutet
above the meannear itbelow it

One dot per university in the table below. The upper left is the interesting corner: small places doing unusually strong work.

#UniversityScoreTop 10%SpecialisationWorksGrowth
1 Örebro UniversitySweden 61.723.8%11.7×8 +329.7%
2 Karolinska InstitutetSweden 61.422.6%7.7×26 +43.5%
3 King's College LondonUnited Kingdom 61.029.2%6.1×34 +8.1%
4 University of HaifaIsrael 57.125.2%9.1×15 +49.5%
5 Chinese University of Hong KongHong Kong 51.739.8%2.0×10 +106.6%
6 Deakin UniversityAustralia 51.628.3%3.5×12 +345.0%
7 University College LondonUnited Kingdom 50.430.7%2.3×24 +47.7%
8 SUNY Upstate Medical UniversityUnited States 49.913.4%24.6×20 -4.2%
9 Ohio UniversityUnited States 48.217.0%10.9×9 +63.8%
10 Harvard UniversityUnited States 46.316.7%3.8×36 +14.6%

Universities only. Score blends excellence (30%), specialisation (25%), size (20%), growth (15%) and international reach (10%), 2015–2022; growth compares 2010–14 with 2015–19.

Is Attention Deficit Hyperactivity Disorder research growing?

Output in 2018–2022 was 16% higher than in 2013–2017, peaking in 2025. The fastest-growing topics are Attention Deficit Hyperactivity Disorder.

19801990200020102020
grewheldshrank

The same series as a ribbon — one cell per year, darker for more. The line above answers how much; this answers when.

Which topics inside it are moving

Growth and decline on one axis around a shared zero. Two lists side by side hide the thing that matters: whether the growth dwarfs the decline, or the other way round.