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Hospital / health system · St Louis · United States

SSM Health Care

In research, SSM Health Care stands highest in Health Sciences (#5,481 of 9,902 worldwide) and Medicine (#5,292 of 8,541 worldwide), 2022-now. Relative to its size it is most specialised in Surgery (Surgery is 7.4× its share of world research).

ssmhealth.com/systemROR OpenAlex
World rank, 2022-now
#19,143
of 22,385 · #24,676 all time
Rank in United States
#2,828
of 3,332
Research works
298
▲ 160% vs 2018-21
Citations
2k
6.8 per fractional work
Top-10% rate
3.5%
all institutions 10.0%
vs its own fields
0.93×
1.00× is exactly expected
Open access
24%
world 40%
International
8%
world 18%
SSM Health Care

What is SSM Health Care 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
Health SciencesDomain #5,481 of 9,902 3.5%90 #9543
MedicineField #5,292 of 8,541 3.6%83 #9151

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

In 2022-now, 81% of research at SSM Health Care is in Health Sciences, 8% in Life Sciences. Its largest fields are Medicine (74%), Health Professions (6%), Social Sciences (3%). It does 3.3× the world's share of Health Sciences.

Health Sciences: 108 fractional works · 81.0% of its workMedicine: 99 fractional works · 74.2% of its workSurgery: 23 fractional works · 17.4% of its workOrthopedics and Sports Medicine: 17 fractional works · 12.4% of its workEpidemiology: 8 fractional works · 6.1% of its workPublic Health, Environmental and Occupational Health: 5 fractional works · 3.5% of its workRheumatology: 4 fractional works · 3.0% of its workEndocrinology, Diabetes and Metabolism: 4 fractional works · 2.8% of its workPulmonary and Respiratory Medicine: 4 fractional works · 2.6% of its workNeurology: 3 fractional works · 2.5% of its workPhysiology: 3 fractional works · 2.1% of its workDermatology: 3 fractional works · 2.0% of its workRehabilitation: 2 fractional works · 1.9% of its workOncology: 2 fractional works · 1.7% of its workInfectious Diseases: 2 fractional works · 1.7% of its workPediatrics, Perinatology and Child Health: 2 fractional works · 1.5% of its workCardiology and Cardiovascular Medicine: 2 fractional works · 1.4% of its workRadiology, Nuclear Medicine and Imaging: 2 fractional works · 1.2% of its workNephrology: 1 fractional works · 1.0% of its workCritical Care and Intensive Care Medicine: 1 fractional works · 1.0% of its workPsychiatry and Mental health: 1 fractional works · 0.9% of its workPathology and Forensic Medicine: 1 fractional works · 0.9% of its workTransplantation: 1 fractional works · 0.8% of its workObstetrics and Gynecology: 1 fractional works · 0.8% of its workPharmacology: 1 fractional works · 0.7% of its workGenetics: 1 fractional works · 0.7% of its workEmergency Medicine: 1 fractional works · 0.7% of its workOphthalmology: 1 fractional works · 0.5% of its workHepatology: 1 fractional works · 0.4% of its workHematology: 1 fractional works · 0.4% of its workHealth Informatics: 0 fractional works · 0.3% of its workAnesthesiology and Pain Medicine: 0 fractional works · 0.3% of its workFamily Practice: 0 fractional works · 0.2% of its workUrology: 0 fractional works · 0.2% of its workSmaller subfields together: 1 fractional works · 0.7% of its workHealth Professions: 8 fractional works · 6.2% of its workGeneral Health Professions: 4 fractional works · 3.0% of its workEmergency Medical Services: 1 fractional works · 1.0% of its workHealth Information Management: 1 fractional works · 1.0% of its workPharmacy: 1 fractional works · 0.6% of its workOccupational Therapy: 1 fractional works · 0.4% of its workSmaller subfields together: 0 fractional works · 0.2% of its workNursing: 1 fractional works · 0.6% of its workResearch and Theory: 0 fractional works · 0.3% of its workIssues, ethics and legal aspects: 0 fractional works · 0.2% of its workLife Sciences: 11 fractional works · 8.1% of its workBiochemistry, Genetics and Molecular Biology: 4 fractional works · 2.8% of its workGenetics: 2 fractional works · 1.5% of its workClinical Biochemistry: 1 fractional works · 0.5% of its workMolecular Biology: 0 fractional works · 0.3% of its workDevelopmental Biology: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.2% of its workNeuroscience: 3 fractional works · 2.3% of its workCellular and Molecular Neuroscience: 2 fractional works · 1.3% of its workCognitive Neuroscience: 1 fractional works · 0.6% of its workNeurology: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.0% of its workImmunology and Microbiology: 3 fractional works · 2.0% of its workMicrobiology: 1 fractional works · 1.0% of its workImmunology: 1 fractional works · 0.6% of its workApplied Microbiology and Biotechnology: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.2% of its workPharmacology, Toxicology and Pharmaceutics: 1 fractional works · 0.9% of its workPharmacology: 1 fractional works · 0.5% of its workToxicology: 0 fractional works · 0.4% of its workSmaller subfields together: 0 fractional works · 0.0% of its workAgricultural and Biological Sciences: 0 fractional works · 0.1% of its workSocial Sciences: 10 fractional works · 7.6% of its workSocial Sciences: 4 fractional works · 3.1% of its workSociology and Political Science: 1 fractional works · 0.6% of its workHealth: 1 fractional works · 0.6% of its workDemography: 1 fractional works · 0.6% of its workGender Studies: 1 fractional works · 0.5% of its workEducation: 0 fractional works · 0.3% of its workHuman Factors and Ergonomics: 0 fractional works · 0.2% of its workSafety Research: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.0% of its workPsychology: 4 fractional works · 2.8% of its workClinical Psychology: 2 fractional works · 1.9% of its workSocial Psychology: 0 fractional works · 0.4% of its workApplied Psychology: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.2% of its workEconomics, Econometrics and Finance: 1 fractional works · 1.0% of its workEconomics and Econometrics: 1 fractional works · 1.0% of its workArts and Humanities: 0 fractional works · 0.4% of its workLanguage and Linguistics: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.1% of its workBusiness, Management and Accounting: 0 fractional works · 0.2% of its workDecision Sciences: 0 fractional works · 0.1% of its workPhysical Sciences: 4 fractional works · 3.4% of its workEngineering: 3 fractional works · 2.0% of its workBiomedical Engineering: 3 fractional works · 2.0% of its workComputer Science: 1 fractional works · 0.8% of its workArtificial Intelligence: 0 fractional works · 0.4% of its workComputer Vision and Pattern Recognition: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.2% of its workMathematics: 0 fractional works · 0.2% of its workModeling and Simulation: 0 fractional works · 0.2% of its workEnvironmental Science: 0 fractional works · 0.2% of its workPhysics and Astronomy: 0 fractional works · 0.1% of its workALL ITS WORKSSM Health Care134fractional works, 2022-now
Life Sciences8%Physical Sciences3%Health Sciences81%Social Sciences8%

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 19 fields, with their numbers
    1. Medicine9974.2%
    2. Health Professions86.2%
    3. Nursing10.6%
    1. Biochemistry, Genetics and Molecular Biology42.8%
    2. Neuroscience32.3%
    3. Immunology and Microbiology32.0%
    4. Pharmacology, Toxicology and Pharmaceutics10.9%
    5. Agricultural and Biological Sciences00.1%
    1. Social Sciences43.1%
    2. Psychology42.8%
    3. Economics, Econometrics and Finance11.0%
    4. Arts and Humanities00.4%
    5. Business, Management and Accounting00.2%
    6. Decision Sciences00.1%
    1. Engineering32.0%
    2. Computer Science10.8%
    3. Mathematics00.2%
    4. Environmental Science00.2%
    5. Physics and Astronomy00.1%
All of science, and how each field's share has moved since 1950: the Science domain explorer

What does SSM Health Care specialise in?

Where its research is concentrated relative to its size: Surgery takes 7.4× the share of its output that it takes of world research.

  1. SurgerySubfield · 23.2 works7.4×
← less than its size predicts1×more →

Location quotient, a volume reading rather than an impact one. It surfaces small, lopsided specialities.

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: 0.03× its world share, 0 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.53× its world share, 4 worksBiochemistry, Geneti…Immunology and Microbiology: 1.96× its world share, 3 worksImmunology and Micro…Neuroscience: 1.39× its world share, 3 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 2.53× its world share, 1 worksPharmacology, Toxico…Computer Science: 0.11× its world share, 1 worksComputer ScienceEngineering: 0.13× its world share, 3 worksEngineeringEnvironmental Science: 0.04× its world share, 0 worksEnvironmental ScienceMathematics: 0.21× its world share, 0 worksMathematicsPhysics and Astronomy: 0.03× its world share, 0 worksPhysics and AstronomyHealth Professions: 2.36× its world share, 8 worksHealth ProfessionsMedicine: 3.86× its world share, 99 worksMedicineNursing: 1.17× its world share, 1 worksNursingArts and Humanities: 0.12× its world share, 0 worksArts and HumanitiesBusiness, Management and Accounting: 0.06× its world share, 0 worksBusiness, Management…Decision Sciences: 0.08× its world share, 0 worksDecision SciencesEconomics, Econometrics and Finance: 0.49× its world share, 1 worksEconomics, Econometr…Psychology: 0.92× its world share, 4 worksPsychologySocial Sciences: 0.25× its world share, 4 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Medicine, 3.9×. Every wedge is a field page.

All 19 fields, with their numbers
  1. Medicine3.86×99 works
  2. Pharmacology, Toxicology and Pharmaceutics2.53×1 works
  3. Health Professions2.36×8 works
  4. Immunology and Microbiology1.96×3 works
  5. Neuroscience1.39×3 works
  6. Nursing1.17×1 works
  7. Psychology0.92×4 works
  8. Biochemistry, Genetics and Molecular Biology0.53×4 works
  9. Economics, Econometrics and Finance0.49×1 works
  10. Social Sciences0.25×4 works
  11. Mathematics0.21×0 works
  12. Engineering0.13×3 works
  13. Arts and Humanities0.12×0 works
  14. Computer Science0.11×1 works
  15. Decision Sciences0.08×0 works
  16. Business, Management and Accounting0.06×0 works
  17. Environmental Science0.04×0 works
  18. Agricultural and Biological Sciences0.03×0 works
  19. Physics and Astronomy0.03×0 works

Who are the top researchers at SSM Health Care?

Ranked on the quality score, Diane J. Morton, Amit Sanyal and Elizabeth A. Fritz lead among researchers whose main affiliation is SSM Health Care.

  1. 1 Diane J. Morton United States · #1,731,883 worldwide 525 citations · 18 works
  2. 2 Amit Sanyal United States · #1,801,645 worldwide 1.9k citations · 15 works
  3. 3 Elizabeth A. Fritz United States · #3,102,563 worldwide 80 citations · 18 works
  4. 4 Harry John Visser United States · #3,417,110 worldwide 47 citations · 58 works
  5. 5 Dennis Brodeur United States · #5,168,423 worldwide 33 citations · 34 works
All ranked researchers at SSM Health Care

What are the most cited papers from SSM Health Care?

The most cited paper from SSM Health Care is "Neoadjuvant–Adjuvant or Adjuvant-Only Pembrolizumab in Advanced Melanoma" (Sapna Pradyuman Patel et al., 2023), with 893 citations. Next come "Hepatic proteins and nutrition assessment" (593) and "Contribution of Liraglutide in the Fixed-Ratio Combination of Insulin Degludec and Liraglutide (IDegLira)" (256).

Most cited papers
#PaperReleasedCitations
1 Neoadjuvant–Adjuvant or Adjuvant-Only Pembrolizumab in Advanced Melanoma Sapna Pradyuman Patel et al. · New England Journal of Medicine Open access Mar 2023 893
2 Hepatic proteins and nutrition assessment M. Patricia Fuhrman, Pamela Charney, Charles Mueller · Journal of the American Dietetic Association 27 Jul 2004 593
3 Contribution of Liraglutide in the Fixed-Ratio Combination of Insulin Degludec and Liraglutide (IDegLira) John B. Buse, Tina Vilsbøll, Jerry Thurman et al. · Diabetes Care 12 Aug 2014 256
4 AI-based differential diagnosis of dementia etiologies on multimodal data Chonghua Xue et al. · Nature Medicine Open access 4 Jul 2024 168
5 The WOVEN trial: Wingspan One-year Vascular Events and Neurologic Outcomes Michael J. Alexander, Alois Zauner, Rishi G. Gupta et al. · Journal of NeuroInterventional Surgery Open access 19 Jun 2020 115
All 63 most cited papers, with filters and sorting

Which keywords describe research at SSM Health Care?

By fractional works in 2022-now, weighted toward what it does more of than the world: Epidemiology, Rehabilitation, Biomechanics, Arthroplasty, Ankle Injuries, Sprains, Distal Radius Fractures and Flexor Tendon Repair.

▲ 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. Epidemiology28▲ 5.2×59 topics
  2. Rehabilitation12▲ 22×6 topics
  3. Biomechanics11▲ 26×6 topics
  4. Arthroplasty10▲ 72×2 topics
  5. Ankle Injuries9▲ 213×1 topic
  6. Sprains9▲ 213×1 topic
  7. Distal Radius Fractures8▲ 117×1 topic
  8. Flexor Tendon Repair8▲ 117×1 topic
  9. Regeneration8▲ 28×4 topics
  10. Growth Factors7▲ 41×2 topics
  11. Stem Cells6▲ 16×2 topics
  12. Extracellular Matrix6▲ 23×1 topic
  13. Tendon6▲ 132×1 topic
  14. Diabetes5▲ 7.7×7 topics
  15. Wound Healing5▲ 14×4 topics
  16. Infection5▲ 15×6 topics
  17. Treatment5▲ 3.1×17 topics
  18. Management5▲ 4.6×10 topics
  19. Complications5▲ 7.1×10 topics
  20. Prevention5▲ 8.2×5 topics
  21. Risk Factors5▲ 3.1×17 topics
  22. Infection Prevention4▲ 33×3 topics
  23. Foot Ulcers3▲ 65×1 topic
  24. Neuropathy3▲ 53×1 topic
  25. Healthcare-Associated Infections3▲ 19×4 topics
  26. Shoulder Function3▲ 24×2 topics
  27. Quality Improvement3▲ 11×7 topics
  28. Surgical Management2▲ 4.6×9 topics
  29. Internal Fixation2▲ 26×2 topics
  30. Radiotherapy2▲ 4.4×8 topics
  31. Bone Healing2▲ 36×1 topic
  32. Fracture Epidemiology2▲ 36×1 topic
  33. Pain Management2▲ 6.9×5 topics
  34. Clinical Guidelines2▲ 5.2×4 topics
  35. Rotator Cuff Tears2▲ 24×1 topic
  36. Shoulder Pathology2▲ 24×1 topic
  37. Graft Survival2▲ 16×2 topics
  38. Stroke2▲ 7.5×5 topics
  39. Foot Strike Patterns2▲ 34×1 topic
  40. Patient Safety2▲ 8.2×5 topics

Which research topics does SSM Health Care publish most on?

By volume in 2022-now: Foot and Ankle Surgery, Orthopedic Surgery and Rehabilitation, Tendon Structure and Treatment and Diabetic Foot Ulcer Assessment and Management.

Foot and Ankle Surgery9Foot and Ankle Surgery: 9 fractional worksOrthopedic Surgery and R…8Orthopedic Surgery and Rehabilitation: 8 fractional worksTendon Structure and Treatment: 6 fractional worksDiabetic Foot Ulcer Asse…3Diabetic Foot Ulcer Assessment and Management: 3 fractional worksBone fractures and treat…2Bone fractures and treatments: 2 fractional worksShoulder Injury and Trea…2Shoulder Injury and Treatment: 2 fractional worksLower Extremity Biomechanics and Pathologies: 2 fractional worksObstructive Sleep Apnea Research: 2 fractional worksBone and Joint Diseases: 2 fractional worksWound Healing and Treatments: 1 fractional works
Orthopedics and Sports MedicineSurgeryEndocrinology, Diabetes and MetabolismEpidemiology3 others

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

  1. 1 Foot and Ankle Surgery Orthopedics and Sports Medicine 9 works
  2. 2 Orthopedic Surgery and Rehabilitation Surgery 8 works
  3. 3 Tendon Structure and Treatment Orthopedics and Sports Medicine 6 works
  4. 4 Diabetic Foot Ulcer Assessment and Management Endocrinology, Diabetes and Metabolism 3 works
  5. 5 Bone fractures and treatments Epidemiology 2 works
  6. 6 Shoulder Injury and Treatment Surgery 2 works
  7. 7 Lower Extremity Biomechanics and Pathologies Biomedical Engineering 2 works
  8. 8 Obstructive Sleep Apnea Research Physiology 2 works
  9. 9 Bone and Joint Diseases Orthopedics and Sports Medicine 2 works
  10. 10 Wound Healing and Treatments Rehabilitation 1 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 available23.8%not open76.2%

World: 40% of research is openly available.

with international co-authors8.5%domestic only91.5%

World: 18% is written across borders.

How has SSM Health Care's research output changed?

Output in 2022-2025 was 160% higher 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 SSM Health Care as a percentage of every work published that year, 0.00033% in 2024.

still counting0.00050%0.0010%0.0015%SSM Health Care0.00044% in 202519801990200020102020

Fractional works of SSM Health Care over all fractional works that year. How the balance of science has shifted.

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SSM Health Care on Science Explorer

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