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Hospital / health system · Chicago · United States

American Hospital Association

In research, American Hospital Association stands highest in Health Professions (#1,683 of 3,315 worldwide), Health Sciences (#9,992 of 16,688 worldwide) and Medicine (#10,430 of 14,558 worldwide), over all time.

aha.orgROR OpenAlex
World rank, all time
#14,189
of 34,923
Rank in United States
#2,939
of 7,310
Research works
619
▼ 33% vs 2018-21
Citations
5.3k
8.5 per fractional work
Top-10% rate
11.3%
all institutions 10.0%
vs its own fields
0.80×
1.00× is exactly expected
Open access
8%
world 40%
International
3%
world 18%
American Hospital Association

What is American Hospital Association known for in research?

The fields where it stands highest, over all time, ranked among every institution above the floor in each field.

FieldWorld rankWhere that sitsTop-10% rateWorks
Health ProfessionsField #1,683 of 3,315 4.3%209
Health SciencesDomain #9,992 of 16,688 4.9%348
MedicineField #10,430 of 14,558 6.4%123
Social SciencesDomain #12,815 of 14,833 3.9%220

Each strip is that field's whole ranked pool, with the notch where American Hospital Association sits in it, in the colour of the band that rank falls in. The track under the rate is the rate itself: it carries no average mark, because the average differs by field (from about 6% in Dentistry to 21% in Economics).

Which fields of science does American Hospital Association work in?

In all years, 56% of research at American Hospital Association is in Health Sciences, 36% in Social Sciences. Its largest fields are Health Professions (34%), Medicine (20%), Economics, Econometrics and Finance (19%). It does 2.4× the world's share of Health Sciences.

Health Sciences: 348 fractional works · 56.3% of its workHealth Professions: 209 fractional works · 33.9% of its workGeneral Health Professions: 118 fractional works · 19.1% of its workHealth Information Management: 39 fractional works · 6.4% of its workEmergency Medical Services: 19 fractional works · 3.0% of its workMedical Laboratory Technology: 12 fractional works · 1.9% of its workPharmacy: 8 fractional works · 1.3% of its workSpeech and Hearing: 6 fractional works · 1.0% of its workOccupational Therapy: 3 fractional works · 0.5% of its workRadiological and Ultrasound Technology: 2 fractional works · 0.4% of its workSmaller subfields together: 2 fractional works · 0.3% of its workMedicine: 123 fractional works · 19.8% of its workPublic Health, Environmental and Occupational Health: 24 fractional works · 3.9% of its workEpidemiology: 11 fractional works · 1.7% of its workInfectious Diseases: 10 fractional works · 1.7% of its workRadiology, Nuclear Medicine and Imaging: 9 fractional works · 1.5% of its workGeriatrics and Gerontology: 9 fractional works · 1.4% of its workEmergency Medicine: 9 fractional works · 1.4% of its workSurgery: 8 fractional works · 1.4% of its workPulmonary and Respiratory Medicine: 6 fractional works · 1.0% of its workCardiology and Cardiovascular Medicine: 4 fractional works · 0.7% of its workPediatrics, Perinatology and Child Health: 4 fractional works · 0.6% of its workOrthopedics and Sports Medicine: 3 fractional works · 0.5% of its workPhysiology: 2 fractional works · 0.4% of its workRehabilitation: 2 fractional works · 0.3% of its workReproductive Medicine: 2 fractional works · 0.3% of its workOncology: 2 fractional works · 0.3% of its workAnesthesiology and Pain Medicine: 2 fractional works · 0.3% of its workObstetrics and Gynecology: 2 fractional works · 0.3% of its workDermatology: 2 fractional works · 0.2% of its workCritical Care and Intensive Care Medicine: 1 fractional works · 0.2% of its workOphthalmology: 1 fractional works · 0.2% of its workPsychiatry and Mental health: 1 fractional works · 0.2% of its workRheumatology: 1 fractional works · 0.2% of its workSmaller subfields together: 7 fractional works · 1.1% of its workNursing: 14 fractional works · 2.2% of its workIssues, ethics and legal aspects: 12 fractional works · 2.0% of its workSmaller subfields together: 1 fractional works · 0.2% of its workDentistry: 1 fractional works · 0.2% of its workVeterinary: 1 fractional works · 0.1% of its workSocial Sciences: 220 fractional works · 35.6% of its workEconomics, Econometrics and Finance: 115 fractional works · 18.5% of its workEconomics and Econometrics: 110 fractional works · 17.8% of its workFinance: 3 fractional works · 0.5% of its workGeneral Economics, Econometrics and Finance: 2 fractional works · 0.3% of its workSocial Sciences: 43 fractional works · 7.0% of its workEducation: 12 fractional works · 2.0% of its workPolitical Science and International Relations: 10 fractional works · 1.7% of its workSociology and Political Science: 9 fractional works · 1.4% of its workLaw: 3 fractional works · 0.5% of its workGender Studies: 2 fractional works · 0.3% of its workCultural Studies: 1 fractional works · 0.2% of its workPublic Administration: 1 fractional works · 0.2% of its workSmaller subfields together: 4 fractional works · 0.7% of its workBusiness, Management and Accounting: 39 fractional works · 6.3% of its workOrganizational Behavior and Human Resource Management: 19 fractional works · 3.1% of its workStrategy and Management: 11 fractional works · 1.8% of its workManagement Information Systems: 5 fractional works · 0.8% of its workMarketing: 2 fractional works · 0.3% of its workSmaller subfields together: 2 fractional works · 0.3% of its workPsychology: 11 fractional works · 1.9% of its workSocial Psychology: 6 fractional works · 1.0% of its workClinical Psychology: 4 fractional works · 0.7% of its workSmaller subfields together: 1 fractional works · 0.2% of its workDecision Sciences: 9 fractional works · 1.5% of its workManagement Science and Operations Research: 5 fractional works · 0.8% of its workStatistics, Probability and Uncertainty: 3 fractional works · 0.5% of its workSmaller subfields together: 1 fractional works · 0.1% of its workArts and Humanities: 2 fractional works · 0.4% of its workPhysical Sciences: 27 fractional works · 4.4% of its workEngineering: 10 fractional works · 1.6% of its workBiomedical Engineering: 4 fractional works · 0.6% of its workSafety, Risk, Reliability and Quality: 2 fractional works · 0.4% of its workSmaller subfields together: 4 fractional works · 0.7% of its workComputer Science: 7 fractional works · 1.2% of its workInformation Systems: 5 fractional works · 0.7% of its workArtificial Intelligence: 1 fractional works · 0.2% of its workSmaller subfields together: 1 fractional works · 0.2% of its workEnvironmental Science: 4 fractional works · 0.7% of its workHealth, Toxicology and Mutagenesis: 2 fractional works · 0.2% of its workGlobal and Planetary Change: 1 fractional works · 0.2% of its workSmaller subfields together: 2 fractional works · 0.3% of its workChemistry: 3 fractional works · 0.5% of its workOrganic Chemistry: 3 fractional works · 0.4% of its workSmaller subfields together: 0 fractional works · 0.1% of its workChemical Engineering: 1 fractional works · 0.1% of its workEnergy: 1 fractional works · 0.1% of its workMathematics: 0 fractional works · 0.1% of its workMaterials Science: 0 fractional works · 0.1% of its workLife Sciences: 23 fractional works · 3.7% of its workBiochemistry, Genetics and Molecular Biology: 10 fractional works · 1.6% of its workMolecular Biology: 3 fractional works · 0.5% of its workGenetics: 3 fractional works · 0.5% of its workClinical Biochemistry: 2 fractional works · 0.3% of its workSmaller subfields together: 2 fractional works · 0.3% of its workAgricultural and Biological Sciences: 5 fractional works · 0.8% of its workFood Science: 3 fractional works · 0.4% of its workSmaller subfields together: 2 fractional works · 0.3% of its workPharmacology, Toxicology and Pharmaceutics: 5 fractional works · 0.8% of its workPharmacology: 4 fractional works · 0.7% of its workSmaller subfields together: 0 fractional works · 0.1% of its workImmunology and Microbiology: 2 fractional works · 0.4% of its workNeuroscience: 1 fractional works · 0.2% of its workALL ITS WORKAmerican HospitalAssociation619fractional works, all years
Life Sciences4%Physical Sciences4%Health Sciences56%Social Sciences36%

Each ring splits the one inside it: the four domains of science, their fields, their subfields. Size is fractional works in all years. Every slice is a page; the interactive view zooms down to single topics and colours each by how much more of it this institution does than the world.

Its 4 domains and 24 fields, with their numbers
    1. Health Professions20933.9%
    2. Medicine12319.8%
    3. Nursing142.2%
    4. Dentistry10.2%
    5. Veterinary10.1%
    1. Economics, Econometrics and Finance11518.5%
    2. Social Sciences437.0%
    3. Business, Management and Accounting396.3%
    4. Psychology111.9%
    5. Decision Sciences91.5%
    6. Arts and Humanities20.4%
    1. Engineering101.6%
    2. Computer Science71.2%
    3. Environmental Science40.7%
    4. Chemistry30.5%
    5. Chemical Engineering10.1%
    6. Energy10.1%
    7. Mathematics00.1%
    8. Materials Science00.1%
    1. Biochemistry, Genetics and Molecular Biology101.6%
    2. Agricultural and Biological Sciences50.8%
    3. Pharmacology, Toxicology and Pharmaceutics50.8%
    4. Immunology and Microbiology20.4%
    5. Neuroscience10.2%
All of science, and how each field's share has moved since 1950: the Science domain explorer

Field profile

Location quotient across every field it publishes in: outside the ring is more than an institution of this size would be expected to publish, inside it is less.

Biochemistry, Genetics and Molecular Biology: 0.07× its world share, 0 worksBiochemistry, Geneti…Neuroscience: 1.82× its world share, 0 worksNeuroscienceComputer Science: 0.10× its world share, 0 worksComputer ScienceEnergy: 2.41× its world share, 0 worksEnergyEngineering: 0.22× its world share, 0 worksEngineeringEnvironmental Science: 0.19× its world share, 0 worksEnvironmental ScienceDentistry: 1.14× its world share, 0 worksDentistryHealth Professions: 7.68× its world share, 3 worksHealth ProfessionsMedicine: 2.09× its world share, 6 worksMedicineNursing: 13.58× its world share, 1 worksNursingArts and Humanities: 0.06× its world share, 0 worksArts and HumanitiesEconomics, Econometrics and Finance: 1.13× its world share, 0 worksEconomics, Econometr…Psychology: 1.16× its world share, 0 worksPsychologySocial Sciences: 1.24× its world share, 2 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Nursing, 13.6×. Every wedge is a field page.

All 14 fields, with their numbers
  1. Nursing13.58×1 works
  2. Health Professions7.68×3 works
  3. Energy2.41×0 works
  4. Medicine2.09×6 works
  5. Neuroscience1.82×0 works
  6. Social Sciences1.24×2 works
  7. Psychology1.16×0 works
  8. Dentistry1.14×0 works
  9. Economics, Econometrics and Finance1.13×0 works
  10. Engineering0.22×0 works
  11. Environmental Science0.19×0 works
  12. Computer Science0.10×0 works
  13. Biochemistry, Genetics and Molecular Biology0.07×0 works
  14. Arts and Humanities0.06×0 works

Who are the top researchers at American Hospital Association?

Ranked on the quality score, Peter D. Kralovec, Jay Bhatt and Chantal Worzala lead among researchers whose main affiliation is American Hospital Association.

  1. 1 Peter D. Kralovec United States · #304,764 worldwide 2.7k citations · 34 works
  2. 2 Jay Bhatt United States · #857,191 worldwide 2k citations · 42 works
  3. 3 Chantal Worzala United States · #961,825 worldwide 1.3k citations · 20 works
  4. 4 Robyn Begley United States · #2,197,207 worldwide 145 citations · 24 works
  5. 5 Nancy E. Foster United States · #2,215,154 worldwide 848 citations · 43 works
  6. 6 STEPHEN F. LOEBS United States · #2,701,210 worldwide 1 citations · 19 works
  7. 7 Andrew J. Rolle United States · #2,834,502 worldwide 437 citations · 18 works
  8. 8 Don M. Nielsen United States · #3,163,987 worldwide 165 citations · 18 works
  9. 9 Nelly Leon-Chisen United States · #3,232,261 worldwide 128 citations · 16 works
  10. 10 D Davidson United States · #3,821,755 worldwide 30 citations · 34 works
All ranked researchers at American Hospital Association

What are the most cited papers from American Hospital Association?

The most cited paper from American Hospital Association is "2023 ACC/AHA/ACCP/HRS Guideline for the Diagnosis and Management of Atrial Fibrillation: A Report of the American College of Cardiology/American Heart Association Joint Committee on Clinical Practice Guidelines" (José A. Joglar et al., 2023), with 2,712 citations. Next come "2022 ACC/AHA Guideline for the Diagnosis and Management of Aortic Disease: A Report of the American Heart Association/American College of Cardiology Joint Committee on Clinical Practice Guidelines" (2,039) and "Ambulatory surgery in the United States" (856).

Most cited papers
#PaperReleasedCitations
1 2023 ACC/AHA/ACCP/HRS Guideline for the Diagnosis and Management of Atrial Fibrillation: A Report of the American College of Cardiology/American Heart Association Joint Committee on Clinical Practice Guidelines José A. Joglar et al. · Circulation Open access 30 Nov 2023 2,712
2 2022 ACC/AHA Guideline for the Diagnosis and Management of Aortic Disease: A Report of the American Heart Association/American College of Cardiology Joint Committee on Clinical Practice Guidelines Eric M. Isselbacher et al. · Circulation Open access 2 Nov 2022 2,039
3 Ambulatory surgery in the United States Linda A. Burns, Mindy S. Ferber · Journal of Ambulatory Care Management Aug 1981 856
4 Electronic health record adoption in US hospitals: the emergence of a digital “advanced use” divide Julia Adler‐Milstein, A Jay Holmgren, Peter D. Kralovec et al. · Journal of the American Medical Informatics Association Open access 5 Jul 2017 418
5 Electronic Health Record Adoption In US Hospitals: Progress Continues, But Challenges Persist Julia Adler‐Milstein, Catherine M. DesRoches, Peter D. Kralovec et al. · Health Affairs 11 Nov 2015 328
All 57 most cited papers, with filters and sorting

Which keywords describe research at American Hospital Association?

By fractional works in all years, weighted toward what it does more of than the world: Primary Care, Health Care Utilization, Health Care Spending, Insurance Markets, Quality Improvement, Chronic Disease Management, Continuity of Care and Health System Reform.

▲ more of its work than of the world's◆ about the world's share▼ less than the world's

Size is fractional works in all years in the topics tagged with each word; colour is the word's share of this institution's work against its share of the world's. The 40 words are chosen for being large and distinctive. Each links to the topic it comes from most.

All 40 words, with their numbers
  1. Primary Care164▲ 63×12 topics
  2. Health Care Utilization104▲ 123×2 topics
  3. Health Care Spending99▲ 248×1 topic
  4. Insurance Markets99▲ 248×1 topic
  5. Quality Improvement82▲ 63×8 topics
  6. Chronic Disease Management47▲ 52×6 topics
  7. Continuity of Care46▲ 120×2 topics
  8. Health System Reform46▲ 98×2 topics
  9. Patient-Centered Medical Home44▲ 144×1 topic
  10. Pay for Performance44▲ 144×1 topic
  11. Patient Satisfaction40▲ 26×7 topics
  12. Public Health37▲ 4.3×24 topics
  13. Organizational Change29▲ 56×3 topics
  14. Public Health Policy26▲ 25×2 topics
  15. Healthcare Regulation25▲ 64×2 topics
  16. Clinical Governance25▲ 265×1 topic
  17. Healthcare Accreditation25▲ 265×1 topic
  18. Health Policy23▲ 24×4 topics
  19. Healthcare23▲ 5.2×11 topics
  20. Healthcare Quality20▲ 28×4 topics
  21. Leadership17▲ 8.1×9 topics
  22. Management17▲ 3.6×7 topics
  23. Nursing Education15▲ 21×2 topics
  24. Quality of Care14▲ 29×4 topics
  25. Clinical Guidelines13▲ 7.0×5 topics
  26. Ethical Considerations13▲ 6.5×10 topics
  27. Clinical Outcomes12▲ 9.7×4 topics
  28. Communication12▲ 6.7×4 topics
  29. Maintenance12▲ 28×1 topic
  30. Medical Equipment12▲ 74×1 topic
  31. Elderly11▲ 7.2×5 topics
  32. Burnout11▲ 18×2 topics
  33. Nursing Advocacy10▲ 92×1 topic
  34. Political Participation10▲ 20×1 topic
  35. Health Workforce10▲ 36×2 topics
  36. Healthcare Workers10▲ 12×4 topics
  37. Leadership Development10▲ 38×2 topics
  38. Patient Experience10▲ 23×2 topics
  39. Competitive Advantage10▲ 39×2 topics
  40. Employee Engagement10▲ 17×2 topics

Which research topics does American Hospital Association publish most on?

By volume in 2022-now: Nursing Education, Practice, and Leadership, Poisoning and overdose treatments, Disaster Response and Management and Healthcare professionals’ stress and burnout.

Nursing Education, Practice, and Leadership: 1 fractional worksPoisoning and overdose treatments: 1 fractional worksDisaster Response and Management: 0 fractional worksHealthcare professionals’ stress and burnout: 0 fractional worksNeuroscience of respiration and sleep: 0 fractional worksPrimary Care and Health Outcomes: 0 fractional worksBurn Injury Management a…0Burn Injury Management and Outcomes: 0 fractional worksGlobal Health Workforce …0Global Health Workforce Issues: 0 fractional worksHealthcare Policy and Ma…0Healthcare Policy and Management: 0 fractional worksIslamic Studies and Hist…0Islamic Studies and History: 0 fractional works
Issues, ethics and legal aspectsEmergency MedicineEmergency Medical ServicesGeneral Health Professions4 others

Area is fractional works; colour is the subfield each topic belongs to.

  1. 1 Nursing Education, Practice, and Leadership Issues, ethics and legal aspects 1 works
  2. 2 Poisoning and overdose treatments Emergency Medicine 1 works
  3. 3 Disaster Response and Management Emergency Medical Services 0 works
  4. 4 Healthcare professionals’ stress and burnout General Health Professions 0 works
  5. 5 Neuroscience of respiration and sleep Endocrine and Autonomic Systems 0 works
  6. 6 Primary Care and Health Outcomes General Health Professions 0 works
  7. 7 Burn Injury Management and Outcomes Epidemiology 0 works
  8. 8 Global Health Workforce Issues Emergency Medical Services 0 works
  9. 9 Healthcare Policy and Management Economics and Econometrics 0 works
  10. 10 Islamic Studies and History Political Science and International Relations 0 works

How open and international is its research?

Against the world's own shares: the tick on each track. Both are shares of its output, so they sit on one scale and can be read against each other as well as against the world.

openly available8.3%not open91.7%

World: 40% of research is openly available.

with international co-authors2.8%domestic only97.2%

World: 18% is written across borders.

How has American Hospital Association's research output changed?

Output in 2022-2025 was 33% lower than in 2018-2021.

still counting1990200020102020
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 American Hospital Association as a percentage of every work published that year, 0.000046% in 2024.

still counting0.0025%0.0050%0.0075%American Hospital Association0.000040% in 202519801990200020102020

Fractional works of American Hospital Association 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, against all institutions in the same year.

5%10%15%all institutions10.0% in 1995American Hospital Association3.4% in 1995

Of each year's output, the share that reached the world's 10% most cited for its field and year. Peak 6.1% in 1994.

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American Hospital Association on Science Explorer

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