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Topic · Public Health, Environmental and Occupational Health

Down syndrome and intellectual disability research

Down syndrome and intellectual disability research is a research topic within Public Health, Environmental and Occupational Health. Science Explorer counts 9.7k research works in it since 1956. 10.0% of them reached the world's top 10% most cited for their field and year.

This cluster of papers focuses on the prevalence, impact, and associated health disparities of Down syndrome and intellectual disability. It covers topics such as genetic counseling, neurodevelopmental delay, mental health, and quality of life for individuals with Down syndrome. The research also delves into the neurological complications and disparities in health care access faced by this population.

  • Down Syndrome
  • Intellectual Disability
  • Prevalence
  • Health Disparities
  • Mental Health
  • Genetic Counseling
  • Neurodevelopmental Delay
  • Quality of Life
  • Chromosome 21
  • Neurological Complications
Research works
9.7k
fractional, since 1956
In the world top 10%
976
per year above
Top-10% rate
10.0%
share of its works in the world top 10%
Growth, 2018-21 → 2022-25
+36%
the tick is no change
Largest producer
United States
43% of the 10 largest, 2022-now
Down syndrome and intellectual disability research

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

Which countries lead Down syndrome and intellectual disability research research?

By volume, the United States and the United Kingdom publish the most (892 and 374 works in 2022-now).

By volume, 2022-now

  1. 1 United States 892 works
  2. 2 United Kingdom 374 works
  3. 3 Australia 144 works
  4. 4 Canada 116 works
  5. 5 Netherlands 113 works
  6. 6 Spain 112 works
  7. 7 India 106 works
  8. 8 China 100 works
  9. 9 Brazil 74 works
  10. 10 Italy 66 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: 42.5%United Kingdom: 17.8%Australia: 6.8%Canada: 5.5%6 others listed: 27.3%43%largest
United States892 · 42.5%United Kingdom374 · 17.8%Australia144 · 6.8%Canada116 · 5.5%6 others listed572 · 27.3%

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

Which institutions lead Down syndrome and intellectual disability research research?

By volume in 2022-now, Harvard University publishes the most Down syndrome and intellectual disability research research, followed by University of Toronto and University College London.

By volume, 2022-now

  1. 1 Harvard UniversityUnited States 39 works
  2. 2 University of TorontoCanada 25 works
  3. 3 University College LondonUnited Kingdom 23 works
  4. 4 University of KansasUnited States 23 works
  5. 5 University of Wisconsin–MadisonUnited States 22 works
  6. 6 Radboud University NijmegenNetherlands 18 works
  7. 7 University of California, IrvineUnited States 17 works
  8. 8 Trinity College DublinIreland 14 works
  9. 9 University of Southern CaliforniaUnited States 13 works
  10. 10 University of Colorado Anschutz Medical CampusUnited States 13 works

Who are the leading researchers in Down syndrome and intellectual disability research?

The most-cited researchers publishing on Down syndrome and intellectual disability research include Isabelle Soerjomataram, Elie A. Akl and Josep María Haro.

  1. 1 Isabelle Soerjomataram France 327k citations
  2. 2 Elie A. Akl Canada 313k citations
  3. 3 Josep María Haro Spain 250k citations
  4. 4 Cornelia M. van Duijn Netherlands 250k citations
  5. 5 Kaj Blennow Sweden 247k citations

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

What are the most cited papers in Down syndrome and intellectual disability research?

The most cited paper in Down syndrome and intellectual disability research is "Adult outcome for children with autism" (Patricia Howlin, Susan M. Goode, Jane Hutton et al., 2004), with 1,812 citations. Next come "Prevalence of intellectual disability: A meta-analysis of population-based studies" (1,804) and "Alzheimer's disease and Down's syndrome: Sharing of a unique cerebrovascular amyloid fibril protein" (1,696).

Most cited papers
#PaperReleasedCitations
1 Adult outcome for children with autism Patricia Howlin, Susan M. Goode, Jane Hutton et al. · Journal of Child Psychology and Psychiatry 22 Jan 2004 1,812
2 Prevalence of intellectual disability: A meta-analysis of population-based studies Pallab Kumar Maulik, Maya Nina Mascarenhas, Colin Douglas Mathers et al. · Research in Developmental Disabilities Review 14 Jan 2011 1,804
3 Alzheimer's disease and Down's syndrome: Sharing of a unique cerebrovascular amyloid fibril protein George G. Glenner, Caine W. Wong · Biochemical and Biophysical Research Communications Aug 1984 1,696
4 Mental ill-health in adults with intellectual disabilities: prevalence and associated factors Sally‐Ann Cooper, Elita Smiley, Jillian M. Morrison et al. · The British Journal of Psychiatry Open access 29 Dec 2006 1,336
5 Down's syndrome Nancy Roizen, David W. Patterson · The Lancet Apr 2003 1,335
All 100 most cited papers, with filters and sorting

Where is Down syndrome and intellectual disability research research done?

The largest centres of Down syndrome and intellectual disability research research in 2022-now are London (United Kingdom), Boston (United States), Melbourne (Australia) and Toronto (Canada).

Largest cities, 2022-now

  1. 1 LondonUnited Kingdom 105 works
  2. 2 BostonUnited States 44 works
  3. 3 MelbourneAustralia 40 works
  4. 4 TorontoCanada 35 works
  5. 5 SydneyAustralia 31 works
  6. 6 PhiladelphiaUnited States 30 works
  7. 7 New YorkUnited States 30 works
  8. 8 DublinIreland 28 works
  9. 9 Washington D.C.United States 28 works
  10. 10 SeoulSouth Korea 25 works
See Down syndrome and intellectual disability research on the map

Where is the best place to study Down syndrome and intellectual disability research?

Among universities, judged by research, Harvard University, Radboud University Nijmegen and University of Colorado Anschutz Medical Campus 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%10%20%mean 14.26%fractional works in this field (log) →share of work in the world top 10% →University of Colora…Radboud University N…Harvard UniversityUniversity College L…
above the meannear itbelow it

One dot per university in the first ten of the table below, at the default weights. The upper left is the interesting corner: small places doing unusually strong work.

Excellenceshare of its work in the world top 10%, 2022-now and all time averaged
40%
Specialisationhow much of its work is in this field, counted up to 10× the world share
10%
Sizeits output in this field, on a log scale
30%
Growthoutput growth, counted from -20% to +20%
10%
Internationalshare of its work with a co-author abroad
10%
Each slider sets a weight; the share it gets of the score is beside it.
#UniversityScoreTop 10%SpecialisationWorksGrowth
1Harvard UniversityUnited States 83.517.2%4.8×39 +65.9%
2Radboud University NijmegenNetherlands 74.420.4%11.7×18 +32.1%
3University of Colorado Anschutz Medical CampusUnited States 70.523.6%19.6×13 +170.2%
4University College LondonUnited Kingdom 68.312.3%5.8×23 +25.3%
5University of Wisconsin–MadisonUnited States 66.814.6%9.3×22 +22.1%
6University of California, IrvineUnited States 62.913.3%11.0×17 +63.5%
7University of TorontoCanada 61.010.4%4.8×24 +17.4%
8University of Southern CaliforniaUnited States 55.414.6%6.3×13 +192.2%
9University of WarwickUnited Kingdom 52.712.2%8.3×10 +61.1%
10University of KansasUnited States 52.64.0%18.6×23 +107.6%

Universities only. The score blends excellence (40%), size (30%), specialisation (10%), growth (10%), international reach (10%), 2022-now; growth compares 2018-21 with 2022-25 and counts up to +20%, since a jump from a small base is mostly noise.

Every institution in Down syndrome and intellectual disability research, country by country

Is Down syndrome and intellectual disability research research growing?

Output in 2022-2025 was 36% higher than in 2018-2021, peaking in 2025. The fastest-growing topics are Down syndrome and intellectual disability research.

still counting19801990200020102020
grewheldshrank

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

Its share of all research

Growing output can still be a shrinking share: all of science grows. This is Down syndrome and intellectual disability research as a percentage of every work published that year, 0.010% in 2024.

still counting0.0050%0.010%0.015%Down syndrome and intellectual disability research0.013% in 202519801990200020102020

Fractional works of Down syndrome and intellectual disability research over all fractional works that year. How the balance of science has shifted.

How much of it reaches the world top 10%

Year by year.

still counting5%10%15%Down syndrome and intellectual disability research10.0% in 2025200020102020

Of each year's works in it, the share that reached the world's 10% most cited for their field and year. A field is the world for its own topics, so there is no other line to hold it against.

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.

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