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Hospital / health system · San Antonio · United States

University Health System

In research, University Health System stands highest in Medicine (#2,036 of 8,541 worldwide) and Health Sciences (#2,421 of 9,902 worldwide), 2022-now.

universityhealthsystem.comROR OpenAlex
World rank, 2022-now
#8,953
of 22,385 · #6,956 all time
Rank in United States
#1,212
of 3,332
Research works
1.7k
▼ 16% vs 2018-21
Citations
31k
17.8 per fractional work
Top-10% rate
8.6%
all institutions 10.0%
vs its own fields
0.91×
1.00× is exactly expected
Open access
43%
world 40%
International
30%
world 18%
University Health System

What is University Health System known for in research?

The fields where it stands highest, 2022-now, ranked among every institution above the floor in each field.

FieldWorld rankWhere that sitsTop-10% rateWorksAll time
MedicineField #2,036 of 8,541 9.1%239 #2276
Health SciencesDomain #2,421 of 9,902 9.0%260 #2543

Each strip is that field's whole ranked pool, with the notch where University Health System 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 University Health System work in?

In 2022-now, 76% of research at University Health System is in Health Sciences, 10% in Life Sciences. Its largest fields are Medicine (69%), Biochemistry, Genetics and Molecular Biology (6%), Health Professions (5%). It does 3.2× the world's share of Health Sciences.

Health Sciences: 303 fractional works · 75.7% of its workMedicine: 276 fractional works · 69.0% of its workSurgery: 47 fractional works · 11.8% of its workEpidemiology: 24 fractional works · 6.1% of its workPulmonary and Respiratory Medicine: 23 fractional works · 5.9% of its workCardiology and Cardiovascular Medicine: 18 fractional works · 4.4% of its workOncology: 14 fractional works · 3.4% of its workPublic Health, Environmental and Occupational Health: 12 fractional works · 3.0% of its workRadiology, Nuclear Medicine and Imaging: 9 fractional works · 2.3% of its workNeurology: 9 fractional works · 2.1% of its workEndocrinology, Diabetes and Metabolism: 8 fractional works · 2.1% of its workInfectious Diseases: 8 fractional works · 2.1% of its workPhysiology: 8 fractional works · 1.9% of its workPathology and Forensic Medicine: 7 fractional works · 1.6% of its workPsychiatry and Mental health: 6 fractional works · 1.6% of its workHepatology: 6 fractional works · 1.5% of its workPediatrics, Perinatology and Child Health: 6 fractional works · 1.4% of its workRehabilitation: 5 fractional works · 1.3% of its workObstetrics and Gynecology: 5 fractional works · 1.2% of its workEmergency Medicine: 5 fractional works · 1.2% of its workNephrology: 4 fractional works · 1.1% of its workRheumatology: 4 fractional works · 1.1% of its workCritical Care and Intensive Care Medicine: 4 fractional works · 1.1% of its workTransplantation: 4 fractional works · 1.0% of its workPharmacology: 4 fractional works · 1.0% of its workHematology: 4 fractional works · 0.9% of its workGenetics: 4 fractional works · 0.9% of its workOrthopedics and Sports Medicine: 3 fractional works · 0.8% of its workAnesthesiology and Pain Medicine: 3 fractional works · 0.8% of its workGeriatrics and Gerontology: 3 fractional works · 0.7% of its workOtorhinolaryngology: 3 fractional works · 0.7% of its workDermatology: 3 fractional works · 0.6% of its workOphthalmology: 2 fractional works · 0.6% of its workGastroenterology: 2 fractional works · 0.5% of its workImmunology and Allergy: 2 fractional works · 0.5% of its workUrology: 2 fractional works · 0.4% of its workReproductive Medicine: 1 fractional works · 0.3% of its workInternal Medicine: 1 fractional works · 0.3% of its workBiochemistry: 1 fractional works · 0.2% of its workSmaller subfields together: 2 fractional works · 0.5% of its workHealth Professions: 20 fractional works · 5.0% of its workGeneral Health Professions: 11 fractional works · 2.7% of its workEmergency Medical Services: 2 fractional works · 0.6% of its workRadiological and Ultrasound Technology: 2 fractional works · 0.4% of its workHealth Information Management: 1 fractional works · 0.3% of its workOccupational Therapy: 1 fractional works · 0.3% of its workPharmacy: 1 fractional works · 0.2% of its workSmaller subfields together: 2 fractional works · 0.5% of its workNursing: 3 fractional works · 0.8% of its workNutrition and Dietetics: 2 fractional works · 0.5% of its workSmaller subfields together: 1 fractional works · 0.3% of its workDentistry: 3 fractional works · 0.7% of its workPeriodontics: 1 fractional works · 0.2% of its workSmaller subfields together: 2 fractional works · 0.4% of its workVeterinary: 1 fractional works · 0.2% of its workSmall Animals: 1 fractional works · 0.2% of its workLife Sciences: 40 fractional works · 10.1% of its workBiochemistry, Genetics and Molecular Biology: 22 fractional works · 5.6% of its workMolecular Biology: 8 fractional works · 1.9% of its workGenetics: 5 fractional works · 1.2% of its workCancer Research: 4 fractional works · 0.9% of its workClinical Biochemistry: 2 fractional works · 0.5% of its workMolecular Medicine: 2 fractional works · 0.4% of its workSmaller subfields together: 2 fractional works · 0.5% of its workImmunology and Microbiology: 7 fractional works · 1.8% of its workImmunology: 5 fractional works · 1.2% of its workApplied Microbiology and Biotechnology: 1 fractional works · 0.3% of its workSmaller subfields together: 1 fractional works · 0.3% of its workNeuroscience: 7 fractional works · 1.8% of its workCognitive Neuroscience: 3 fractional works · 0.6% of its workNeurology: 2 fractional works · 0.4% of its workCellular and Molecular Neuroscience: 2 fractional works · 0.4% of its workSmaller subfields together: 1 fractional works · 0.3% of its workAgricultural and Biological Sciences: 2 fractional works · 0.5% of its workPlant Science: 1 fractional works · 0.2% of its workSmaller subfields together: 1 fractional works · 0.3% of its workPharmacology, Toxicology and Pharmaceutics: 2 fractional works · 0.4% of its workPharmacology: 1 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.1% of its workSocial Sciences: 29 fractional works · 7.3% of its workSocial Sciences: 10 fractional works · 2.4% of its workSociology and Political Science: 3 fractional works · 0.7% of its workEducation: 2 fractional works · 0.4% of its workGender Studies: 1 fractional works · 0.4% of its workHealth: 1 fractional works · 0.3% of its workDemography: 1 fractional works · 0.2% of its workSmaller subfields together: 2 fractional works · 0.4% of its workPsychology: 9 fractional works · 2.4% of its workClinical Psychology: 4 fractional works · 1.1% of its workSocial Psychology: 3 fractional works · 0.6% of its workExperimental and Cognitive Psychology: 1 fractional works · 0.4% of its workSmaller subfields together: 1 fractional works · 0.3% of its workEconomics, Econometrics and Finance: 4 fractional works · 1.0% of its workEconomics and Econometrics: 3 fractional works · 0.9% of its workSmaller subfields together: 1 fractional works · 0.1% of its workBusiness, Management and Accounting: 3 fractional works · 0.6% of its workManagement of Technology and Innovation: 1 fractional works · 0.2% of its workOrganizational Behavior and Human Resource Management: 1 fractional works · 0.2% of its workSmaller subfields together: 1 fractional works · 0.2% of its workDecision Sciences: 2 fractional works · 0.5% of its workManagement Science and Operations Research: 1 fractional works · 0.4% of its workSmaller subfields together: 1 fractional works · 0.2% of its workArts and Humanities: 2 fractional works · 0.4% of its workPhysical Sciences: 28 fractional works · 6.9% of its workEngineering: 11 fractional works · 2.7% of its workBiomedical Engineering: 6 fractional works · 1.5% of its workElectrical and Electronic Engineering: 3 fractional works · 0.9% of its workSmaller subfields together: 2 fractional works · 0.4% of its workComputer Science: 6 fractional works · 1.6% of its workInformation Systems: 2 fractional works · 0.6% of its workArtificial Intelligence: 1 fractional works · 0.3% of its workComputer Vision and Pattern Recognition: 1 fractional works · 0.2% of its workSmaller subfields together: 2 fractional works · 0.5% of its workEarth and Planetary Sciences: 3 fractional works · 0.7% of its workGeophysics: 1 fractional works · 0.3% of its workSmaller subfields together: 2 fractional works · 0.5% of its workPhysics and Astronomy: 2 fractional works · 0.6% of its workRadiation: 2 fractional works · 0.5% of its workSmaller subfields together: 0 fractional works · 0.1% of its workEnvironmental Science: 2 fractional works · 0.6% of its workMaterials Science: 2 fractional works · 0.5% of its workMaterials Chemistry: 1 fractional works · 0.3% of its workSmaller subfields together: 1 fractional works · 0.2% of its workChemistry: 1 fractional works · 0.1% of its workMathematics: 0 fractional works · 0.1% of its workALL ITS WORKUniversity HealthSystem400fractional works, 2022-now
Life Sciences10%Physical Sciences7%Health Sciences76%Social Sciences7%

Each ring splits the one inside it: the four domains of science, their fields, their subfields. Size is fractional works in 2022-now. 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. Medicine27669.0%
    2. Health Professions205.0%
    3. Nursing30.8%
    4. Dentistry30.7%
    5. Veterinary10.2%
    1. Biochemistry, Genetics and Molecular Biology225.6%
    2. Immunology and Microbiology71.8%
    3. Neuroscience71.8%
    4. Agricultural and Biological Sciences20.5%
    5. Pharmacology, Toxicology and Pharmaceutics20.4%
    1. Social Sciences102.4%
    2. Psychology92.4%
    3. Economics, Econometrics and Finance41.0%
    4. Business, Management and Accounting30.6%
    5. Decision Sciences20.5%
    6. Arts and Humanities20.4%
    1. Engineering112.7%
    2. Computer Science61.6%
    3. Earth and Planetary Sciences30.7%
    4. Physics and Astronomy20.6%
    5. Environmental Science20.6%
    6. Materials Science20.5%
    7. Chemistry10.1%
    8. Mathematics00.1%
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.

Agricultural and Biological Sciences: 0.10× its world share, 2 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 1.04× its world share, 22 worksBiochemistry, Geneti…Immunology and Microbiology: 1.80× its world share, 7 worksImmunology and Micro…Neuroscience: 1.11× its world share, 7 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 1.23× its world share, 2 worksPharmacology, Toxico…Chemistry: 0.09× its world share, 1 worksChemistryComputer Science: 0.20× its world share, 6 worksComputer ScienceEarth and Planetary Sciences: 0.46× its world share, 3 worksEarth and Planetary …Engineering: 0.18× its world share, 11 worksEngineeringEnvironmental Science: 0.11× its world share, 2 worksEnvironmental ScienceMaterials Science: 0.14× its world share, 2 worksMaterials ScienceMathematics: 0.08× its world share, 0 worksMathematicsPhysics and Astronomy: 0.26× its world share, 2 worksPhysics and AstronomyDentistry: 1.38× its world share, 3 worksDentistryHealth Professions: 1.90× its world share, 20 worksHealth ProfessionsMedicine: 3.59× its world share, 276 worksMedicineNursing: 1.69× its world share, 3 worksNursingVeterinary: 1.79× its world share, 1 worksVeterinaryArts and Humanities: 0.13× its world share, 2 worksArts and HumanitiesBusiness, Management and Accounting: 0.20× its world share, 2 worksBusiness, Management…Decision Sciences: 0.53× its world share, 2 worksDecision SciencesEconomics, Econometrics and Finance: 0.47× its world share, 4 worksEconomics, Econometr…Psychology: 0.78× its world share, 10 worksPsychologySocial Sciences: 0.19× its world share, 10 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Medicine, 3.6×. Every wedge is a field page.

All 24 fields, with their numbers
  1. Medicine3.59×276 works
  2. Health Professions1.90×20 works
  3. Immunology and Microbiology1.80×7 works
  4. Veterinary1.79×1 works
  5. Nursing1.69×3 works
  6. Dentistry1.38×3 works
  7. Pharmacology, Toxicology and Pharmaceutics1.23×2 works
  8. Neuroscience1.11×7 works
  9. Biochemistry, Genetics and Molecular Biology1.04×22 works
  10. Psychology0.78×10 works
  11. Decision Sciences0.53×2 works
  12. Economics, Econometrics and Finance0.47×4 works
  13. Earth and Planetary Sciences0.46×3 works
  14. Physics and Astronomy0.26×2 works
  15. Computer Science0.20×6 works
  16. Business, Management and Accounting0.20×2 works
  17. Social Sciences0.19×10 works
  18. Engineering0.18×11 works
  19. Materials Science0.14×2 works
  20. Arts and Humanities0.13×2 works
  21. Environmental Science0.11×2 works
  22. Agricultural and Biological Sciences0.10×2 works
  23. Chemistry0.09×1 works
  24. Mathematics0.08×0 works

Who are the top researchers at University Health System?

Ranked on the quality score, Charles Calhoun Reed, Helen Sweiss and Darrel W. Hughes lead among researchers whose main affiliation is University Health System.

  1. 1 Charles Calhoun Reed United States · #1,776,260 worldwide 3.6k citations · 97 works
  2. 2 Helen Sweiss United States · #3,612,890 worldwide 139 citations · 20 works
  3. 3 Darrel W. Hughes United States · #4,490,329 worldwide 527 citations · 25 works
  4. 4 Kristi A. Traugott United States · #4,860,979 worldwide 214 citations · 15 works
  5. 5 Ana Vera United States · #5,040,012 worldwide 169 citations · 16 works
  6. 6 Colleen A. Barthol United States · #5,859,817 worldwide 171 citations · 25 works
All ranked researchers at University Health System

What are the most cited papers from University Health System?

The most cited paper from University Health System is "Development of a simple noninvasive index to predict significant fibrosis in patients with HIV/HCV coinfection†‡" (Richard K. Sterling, Eduardo Lissen, Nathan Clumeck et al., 2006), with 4,995 citations. Next come "The Richmond Agitation–Sedation Scale: Validity and Reliability in Adult Intensive Care Unit Patients" (3,776) and "Trastuzumab Deruxtecan in Previously Treated HER2-Low Advanced Breast Cancer" (2,702).

Most cited papers
#PaperReleasedCitations
1 Development of a simple noninvasive index to predict significant fibrosis in patients with HIV/HCV coinfection†‡ Richard K. Sterling, Eduardo Lissen, Nathan Clumeck et al. · Hepatology Open access 25 May 2006 4,995
2 The Richmond Agitation–Sedation Scale: Validity and Reliability in Adult Intensive Care Unit Patients Curtis N. Sessler, Mark S. Gosnell, Mary Jo Grap et al. · American Journal of Respiratory and Critical Care Medicine Nov 2002 3,776
3 Trastuzumab Deruxtecan in Previously Treated HER2-Low Advanced Breast Cancer Shanu Modi et al. · New England Journal of Medicine Open access 5 Jun 2022 2,702
4 AZD9291 in EGFR Inhibitor–Resistant Non–Small-Cell Lung Cancer Pasi Antero Janne, James Chih‐Hsin Yang, Dong‐Wan Kim et al. · New England Journal of Medicine Open access 29 Apr 2015 2,135
5 Trastuzumab Deruxtecan in Previously Treated HER2-Positive Breast Cancer Shanu Modi et al. · New England Journal of Medicine Open access 11 Dec 2019 2,026
All 59 most cited papers, with filters and sorting

Which keywords describe research at University Health System?

By fractional works in 2022-now, weighted toward what it does more of than the world: Epidemiology, Treatment, Quality of Life, Clinical Practice Guidelines, Diagnosis, Inflammation, Chemotherapy and Critical Care.

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

Size is fractional works in 2022-now 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. Epidemiology47▲ 3.0×103 topics
  2. Inflammation18▲ 2.1×58 topics
  3. Quality of Life17▲ 2.9×35 topics
  4. Treatment16▲ 3.4×36 topics
  5. Diagnosis13▲ 3.6×33 topics
  6. Risk Factors13▲ 3.0×29 topics
  7. Chemotherapy12▲ 4.2×22 topics
  8. Clinical Practice Guidelines11▲ 5.1×13 topics
  9. Cardiovascular Disease11▲ 2.5×30 topics
  10. Management10▲ 3.2×25 topics
  11. Complications9▲ 4.7×16 topics
  12. Prognostic Factors9▲ 5.2×14 topics
  13. Mortality9▲ 3.9×12 topics
  14. Heart Failure9▲ 4.8×12 topics
  15. Guidelines8▲ 4.5×12 topics
  16. Immunotherapy8▲ 2.9×17 topics
  17. Radiotherapy8▲ 5.3×11 topics
  18. Critical Care8▲ 8.6×8 topics
  19. Biomarkers8▲ 2.9×13 topics
  20. Rehabilitation8▲ 4.9×11 topics
  21. Surgical Management8▲ 4.8×19 topics
  22. Clinical Trials8▲ 2.8×16 topics
  23. Clinical Guidelines7▲ 5.9×9 topics
  24. Immune Response7▲ 3.0×17 topics
  25. Primary Care6▲ 4.2×11 topics
  26. Survival Analysis6▲ 5.7×6 topics
  27. Graft Survival6▲ 18×2 topics
  28. Prognosis6▲ 4.5×9 topics
  29. Hepatocellular Carcinoma6▲ 7.2×3 topics
  30. Sepsis6▲ 7.9×6 topics
  31. Immunosuppressive Therapy5▲ 6.9×6 topics
  32. Functional Recovery5▲ 8.6×4 topics
  33. Transplantation5▲ 12×4 topics
  34. Quality Improvement5▲ 6.3×8 topics
  35. Glycemic Control5▲ 7.5×4 topics
  36. Kidney Transplantation4▲ 17×2 topics
  37. Rejection4▲ 25×2 topics
  38. Resuscitation4▲ 8.0×4 topics
  39. Insulin Therapy4▲ 8.4×3 topics
  40. Perioperative Care4▲ 8.8×3 topics

Which research topics does University Health System publish most on?

By volume in 2022-now: Transplantation: Methods and Outcomes, Renal Transplantation Outcomes and Treatments, Stroke Rehabilitation and Recovery and Liver Disease and Transplantation.

Transplantation: Methods…4Transplantation: Methods and Outcomes: 4 fractional worksRenal Transplantation Ou…4Renal Transplantation Outcomes and Treatments: 4 fractional worksStroke Rehabilitation and Recovery: 3 fractional worksLiver Disease and Transplantation: 3 fractional worksSepsis Diagnosis and Treatment: 3 fractional worksLiver Disease Diagnosis and Treatment: 3 fractional worksCardiac, Anesthesia and Surgical Outcomes: 2 fractional worksOrgan Transplantation Te…2Organ Transplantation Techniques and Outcomes: 2 fractional worksHepatocellular Carcinoma Treatment and Prognosis: 2 fractional worksShoulder Injury and Treatment: 2 fractional works
SurgeryTransplantationRehabilitationHepatology2 others

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

  1. 1 Transplantation: Methods and Outcomes Surgery 4 works
  2. 2 Renal Transplantation Outcomes and Treatments Transplantation 4 works
  3. 3 Stroke Rehabilitation and Recovery Rehabilitation 3 works
  4. 4 Liver Disease and Transplantation Hepatology 3 works
  5. 5 Sepsis Diagnosis and Treatment Epidemiology 3 works
  6. 6 Liver Disease Diagnosis and Treatment Epidemiology 3 works
  7. 7 Cardiac, Anesthesia and Surgical Outcomes Cardiology and Cardiovascular Medicine 2 works
  8. 8 Organ Transplantation Techniques and Outcomes Surgery 2 works
  9. 9 Hepatocellular Carcinoma Treatment and Prognosis Hepatology 2 works
  10. 10 Shoulder Injury and Treatment Surgery 2 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 available42.9%not open57.1%

World: 40% of research is openly available.

with international co-authors29.7%domestic only70.3%

World: 18% is written across borders.

How has University Health System's research output changed?

Output in 2022-2025 was 16% 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 University Health System as a percentage of every work published that year, 0.0015% in 2024.

still counting0.0010%0.0020%0.0030%University Health System0.0016% in 202519801990200020102020

Fractional works of University Health System 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.

still counting5%10%15%University Health System10.0% in 2025all institutions10.0% in 202520102020

Of each year's output, the share that reached the world's 10% most cited for its field and year. Peak 13.7% in 2009.

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University Health System on Science Explorer

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