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Topic · Epidemiology

Traumatic Brain Injury Research

Traumatic Brain Injury Research is a research topic within Epidemiology. Science Explorer counts 41k research works in it since 1950. 9.9% of them reached the world's top 10% most cited for their field and year.

This cluster of papers focuses on the epidemiology, impact, and long-term consequences of traumatic brain injury (TBI), particularly concussion and mild TBI. It covers a wide range of topics including neurological outcomes, cognitive rehabilitation, sports-related injuries, neuropathological changes, and consciousness assessment in TBI patients.

  • Concussion
  • Encephalopathy
  • Neurological
  • Recovery
  • Cognitive
  • Sports-related
  • Neuropathology
  • Consciousness
  • Mild TBI
  • Epidemiology
Research works
41k
fractional, since 1950
In the world top 10%
4.1k
per year above
Top-10% rate
9.9%
share of its works in the world top 10%
Growth, 2018-21 → 2022-25
+11%
the tick is no change
Largest producer
United States
53% of the 10 largest, 2022-now
Traumatic Brain Injury Research

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

Which countries lead Traumatic Brain Injury Research research?

By volume, the United States and China publish the most (4.3k and 765 works in 2022-now).

By volume, 2022-now

  1. 1 United States 4.3k works
  2. 2 China 765 works
  3. 3 Canada 684 works
  4. 4 United Kingdom 647 works
  5. 5 Australia 527 works
  6. 6 Germany 264 works
  7. 7 Italy 255 works
  8. 8 India 232 works
  9. 9 Netherlands 208 works
  10. 10 Japan 196 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: 53.3%China: 9.5%Canada: 8.5%United Kingdom: 8.0%6 others listed: 20.8%53%largest
United States4,303 · 53.3%China765 · 9.5%Canada684 · 8.5%United Kingdom647 · 8.0%6 others listed1,681 · 20.8%

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

Which institutions lead Traumatic Brain Injury Research research?

By volume in 2022-now, Harvard University publishes the most Traumatic Brain Injury Research research, followed by United States Department of Veterans Affairs and University of Toronto.

By volume, 2022-now

  1. 1 Harvard UniversityUnited States 164 works
  2. 2 United States Department of Veterans AffairsUnited States 136 works
  3. 3 University of TorontoCanada 105 works
  4. 4 University of North Carolina at Chapel HillUnited States 77 works
  5. 5 University of CalgaryCanada 65 works
  6. 6 Johns Hopkins UniversityUnited States 62 works
  7. 7 The Ohio State UniversityUnited States 58 works
  8. 8 University of British ColumbiaCanada 58 works
  9. 9 Indiana UniversityUnited States 57 works
  10. 10 University of PittsburghUnited States 52 works

Who are the leading researchers in Traumatic Brain Injury Research?

The most-cited researchers publishing on Traumatic Brain Injury Research include David Moher, Jennifer Tetzlaff and Julian P. T. Higgins.

  1. 1 David Moher Canada 898k citations
  2. 2 Jennifer Tetzlaff Canada 495k citations
  3. 3 Julian P. T. Higgins United Kingdom 390k citations
  4. 4 Ronald C. Kessler United States 360k citations
  5. 5 Valery L. Feigin New Zealand 341k citations
  6. 6 Jun Wang China 340k citations
  7. 7 Mika Kivimäki United Kingdom 318k citations
  8. 8 John P. A. Ioannidis United States 317k citations
  9. 9 Graeme J. Hankey Australia 316k 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 Traumatic Brain Injury Research?

The most cited paper in Traumatic Brain Injury Research is "The PRISMA 2020 statement: an updated guideline for reporting systematic reviews" (Matthew James Page et al., 2021), with 105,915 citations. Next come "Preferred reporting items for systematic review and meta-analysis protocols (PRISMA-P) 2015 statement" (27,092) and "Critical evaluation of the Newcastle-Ottawa scale for the assessment of the quality of nonrandomized studies in meta-analyses" (18,104).

Most cited papers
#PaperReleasedCitations
1 The PRISMA 2020 statement: an updated guideline for reporting systematic reviews Matthew James Page et al. · BMJ ReviewOpen access 29 Mar 2021 105,915
2 Preferred reporting items for systematic review and meta-analysis protocols (PRISMA-P) 2015 statement PRISMA-P Group, David Moher, Larissa Shamseer et al. · Systematic Reviews ReviewOpen access 2015 27,092
3 Critical evaluation of the Newcastle-Ottawa scale for the assessment of the quality of nonrandomized studies in meta-analyses Andreas Stang · European Journal of Epidemiology 21 Jul 2010 18,104
4 ASSESSMENT OF COMA AND IMPAIRED CONSCIOUSNESS Graham M. Teasdale, Bryan Jennett · The Lancet Jul 1974 13,268
5 Development of a new resilience scale: The Connor-Davidson Resilience Scale (CD-RISC) Kathryn M. Connor, Jonathan R. T. Davidson · Depression and Anxiety Sep 2003 11,835
All 94 most cited papers, with filters and sorting

Where is Traumatic Brain Injury Research research done?

The largest centres of Traumatic Brain Injury Research research in 2022-now are Boston (United States), Melbourne (Australia), Toronto (Canada) and London (United Kingdom). Among places with at least 20 works in it, it is an unusually large share of all research in Rockville Centre.

Largest cities, 2022-now

  1. 1 BostonUnited States 196 works
  2. 2 MelbourneAustralia 175 works
  3. 3 TorontoCanada 170 works
  4. 4 LondonUnited Kingdom 167 works
  5. 5 New YorkUnited States 163 works
  6. 6 PhiladelphiaUnited States 131 works
  7. 7 BeijingChina 113 works
  8. 8 BaltimoreUnited States 94 works
  9. 9 SydneyAustralia 93 works
  10. 10 PittsburghUnited States 87 works

Where it is the local speciality

  1. Rockville CentreUS · 35.9 works25×
← less than its size predicts1×more →

Location quotient: how much more of its research is in Traumatic Brain Injury Research than the world average.

See Traumatic Brain Injury Research on the map

Where is the best place to study Traumatic Brain Injury Research?

Among universities, judged by research, Harvard University, University College London and Erasmus University Rotterdam 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 18.76%fractional works in this field (log) →share of work in the world top 10% →Erasmus University R…University College L…Harvard UniversityUniversity of Calgary
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 69.815.8%5.7×164 -12.3%
2University College LondonUnited Kingdom 68.520.8%2.8×40 +25.6%
3Erasmus University RotterdamNetherlands 63.722.8%3.1×14 +8.7%
4University of CalgaryCanada 60.912.5%10.6×65 +7.9%
5King's College LondonUnited Kingdom 60.219.3%3.0×23 +33.6%
6University of British ColumbiaCanada 59.99.9%5.3×58 +20.8%
7Boston UniversityUnited States 59.614.9%7.8×34 +11.0%
8University of AmsterdamNetherlands 59.419.6%3.0×16 +40.7%
9Albert Einstein College of MedicineUnited States 58.623.4%5.6×17 -18.3%
10University of WindsorCanada 58.428.6%6.7×9 +25.7%

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 Traumatic Brain Injury Research, country by country

Is Traumatic Brain Injury Research research growing?

Output in 2022-2025 was 11% higher than in 2018-2021, peaking in 2025. The fastest-growing topics are Traumatic Brain Injury 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 Traumatic Brain Injury Research as a percentage of every work published that year, 0.043% in 2024.

still counting0.020%0.040%0.060%Traumatic Brain Injury Research0.043% in 202519801990200020102020

Fractional works of Traumatic Brain Injury 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%Traumatic Brain Injury Research9.8% 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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