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Topic · Health Information Management

Electronic Health Records Systems

Electronic Health Records Systems is a research topic within Health Information Management. Science Explorer counts 30k 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 impact of health information technology (HIT) in healthcare, covering topics such as electronic health records, clinical decision support systems, patient portals, usability engineering, medication errors, data quality assessment, physician burnout, genomic studies, and adoption barriers. The papers discuss the benefits, challenges, and implications of implementing HIT to improve the quality, efficiency, and safety of medical care.

  • Electronic Health Records
  • Clinical Decision Support Systems
  • Health Information Exchange
  • Patient Portals
  • Usability Engineering
  • Medication Errors
  • Data Quality Assessment
  • Physician Burnout
  • Genomic Studies
  • Adoption Barriers
Research works
30k
fractional, since 1950
In the world top 10%
3k
per year above
Top-10% rate
9.9%
share of its works in the world top 10%
Growth, 2018-21 → 2022-25
+21%
the tick is no change
Largest producer
United States
50% of the 10 largest, 2022-now
Electronic Health Records Systems

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

Which countries lead Electronic Health Records Systems research?

By volume, the United States and the United Kingdom publish the most (2.1k and 376 works in 2022-now).

By volume, 2022-now

  1. 1 United States 2.1k works
  2. 2 United Kingdom 376 works
  3. 3 Germany 320 works
  4. 4 India 296 works
  5. 5 Australia 256 works
  6. 6 Canada 243 works
  7. 7 China 237 works
  8. 8 Indonesia 169 works
  9. 9 Netherlands 121 works
  10. 10 Saudi Arabia 111 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: 50.2%United Kingdom: 8.8%Germany: 7.5%India: 6.9%6 others listed: 26.6%50%largest
United States2,144 · 50.2%United Kingdom376 · 8.8%Germany320 · 7.5%India296 · 6.9%6 others listed1,137 · 26.6%

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

Which institutions lead Electronic Health Records Systems research?

By volume in 2022-now, Harvard University publishes the most Electronic Health Records Systems research, followed by Vanderbilt University and Mayo Clinic.

By volume, 2022-now

  1. 1 Harvard UniversityUnited States 91 works
  2. 2 Vanderbilt UniversityUnited States 47 works
  3. 3 Mayo ClinicUnited States 45 works
  4. 4 University of TorontoCanada 43 works
  5. 5 Johns Hopkins UniversityUnited States 39 works
  6. 6 United States Department of Veterans AffairsUnited States 37 works
  7. 7 Stanford UniversityUnited States 36 works
  8. 8 University of North Carolina at Chapel HillUnited States 35 works
  9. 9 University of MichiganUnited States 33 works
  10. 10 University of PennsylvaniaUnited States 31 works

Who are the leading researchers in Electronic Health Records Systems?

The most-cited researchers publishing on Electronic Health Records Systems include David Moher, Matthias Egger and John P. A. Ioannidis.

  1. 1 David Moher Canada 898k citations
  2. 2 Matthias Egger Switzerland 326k citations
  3. 3 John P. A. Ioannidis United States 317k citations
  4. 4 Gordon Henry Guyatt Canada 315k citations
  5. 5 Elie A. Akl Canada 313k citations
  6. 6 Richard A. Gibbs United States 292k citations
  7. 7 Jeremy Grimshaw Canada 281k 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 Electronic Health Records Systems?

The most cited paper in Electronic Health Records Systems is "Machine Learning in Medicine" (Alvin Rajkomar, Jay B. Dean, Isaac S. Kohane, 2019), with 4,470 citations. Next come "Systematic Review: Impact of Health Information Technology on Quality, Efficiency, and Costs of Medical Care" (3,188) and "Revolutionizing healthcare: the role of artificial intelligence in clinical practice" (3,123).

Most cited papers
#PaperReleasedCitations
1 Machine Learning in Medicine Alvin Rajkomar, Jay B. Dean, Isaac S. Kohane · New England Journal of Medicine 3 Apr 2019 4,470
2 Systematic Review: Impact of Health Information Technology on Quality, Efficiency, and Costs of Medical Care Basit Iqbal Chaudhry, Jerome Wang, Shinyi Wu et al. · Annals of Internal Medicine Review 16 May 2006 3,188
3 Revolutionizing healthcare: the role of artificial intelligence in clinical practice Shuroug A. Alowais, Sahar S. Alghamdi, Nada Alsuhebany et al. · BMC Medical Education Open access 22 Sep 2023 3,123
4 An overview of clinical decision support systems: benefits, risks, and strategies for success Reed Taylor Sutton, David Pincock, Daniel C. Baumgart et al. · npj Digital Medicine Open access 6 Feb 2020 3,082
5 Beyond Adoption: A New Framework for Theorizing and Evaluating Nonadoption, Abandonment, and Challenges to the Scale-Up, Spread, and Sustainability of Health and Care Technologies Trisha Greenhalgh, Joseph P. Wherton, Chrysanthi Papoutsi et al. · Journal of Medical Internet Research Open access Nov 2017 3,034
All 99 most cited papers, with filters and sorting

Where is Electronic Health Records Systems research done?

The largest centres of Electronic Health Records Systems research in 2022-now are London (United Kingdom), New York (United States), Boston (United States) and Toronto (Canada). Among places with at least 20 works in it, it is an unusually large share of all research in Norman and Nashville.

Largest cities, 2022-now

  1. 1 LondonUnited Kingdom 129 works
  2. 2 New YorkUnited States 118 works
  3. 3 BostonUnited States 88 works
  4. 4 TorontoCanada 70 works
  5. 5 MelbourneAustralia 64 works
  6. 6 PhiladelphiaUnited States 63 works
  7. 7 RiyadhSaudi Arabia 60 works
  8. 8 Los AngelesUnited States 59 works
  9. 9 Washington D.C.United States 57 works
  10. 10 NashvilleUnited States 54 works

Where it is the local speciality

  1. NormanUS · 20.8 works10×
  2. NashvilleUS · 53.6 works9.5×
← less than its size predicts1×more →

Location quotient: how much more of its research is in Electronic Health Records Systems than the world average.

See Electronic Health Records Systems on the map

Where is the best place to study Electronic Health Records Systems?

Among universities, judged by research, Stanford University, Harvard University and University of California, San Francisco 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 15.46%fractional works in this field (log) →share of work in the world top 10% →Stanford UniversityUniversity of Califo…Harvard UniversityVanderbilt University
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
1Stanford UniversityUnited States 79.322.1%4.6×36 +25.9%
2Harvard UniversityUnited States 77.516.2%5.3×91 -9.7%
3University of California, San FranciscoUnited States 68.618.7%7.9×30 +10.2%
4Vanderbilt UniversityUnited States 65.913.5%12.1×47 +37.5%
5University of TorontoCanada 64.414.1%3.9×43 +13.4%
6Imperial College LondonUnited Kingdom 64.117.4%3.8×20 +70.7%
7Columbia UniversityUnited States 62.111.4%5.0×30 +35.2%
8New York UniversityUnited States 60.216.4%4.4×27 +167.7%
9University of PennsylvaniaUnited States 58.913.7%5.4×31 +15.2%
10Johns Hopkins UniversityUnited States 58.611.1%4.7×39 +31.8%

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 Electronic Health Records Systems, country by country

Is Electronic Health Records Systems research growing?

Output in 2022-2025 was 21% higher than in 2018-2021, peaking in 2025. The fastest-growing topics are Electronic Health Records Systems.

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 Electronic Health Records Systems as a percentage of every work published that year, 0.024% in 2024.

still counting0.020%0.040%0.060%Electronic Health Records Systems0.030% in 202519801990200020102020

Fractional works of Electronic Health Records Systems 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%Electronic Health Records Systems10.2% 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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