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Hospital / health system · Irvine · United States

Hoag Orthopedic Institute

hoagorthopedicinstitute.comROR OpenAlex
World rank, 2022-now
#13,077
of 22,385 · #23,215 all time
Rank in United States
#1,836
of 3,332
Research works
241
▲ 320% vs 2018-21
Citations
811
3.4 per fractional work
Top-10% rate
9.5%
all institutions 10.0%
vs its own fields
0.97×
1.00× is exactly expected
Open access
67%
world 40%
International
18%
world 18%
Hoag Orthopedic Institute

Which fields of science does Hoag Orthopedic Institute work in?

In 2022-now, 40% of research at Hoag Orthopedic Institute is in Physical Sciences, 39% in Health Sciences. Its largest fields are Medicine (37%), Environmental Science (28%), Social Sciences (11%). It does 1.6× the world's share of Health Sciences.

Physical Sciences: 62 fractional works · 40.0% of its workEnvironmental Science: 43 fractional works · 27.7% of its workEcology: 39 fractional works · 24.9% of its workNature and Landscape Conservation: 2 fractional works · 1.1% of its workHealth, Toxicology and Mutagenesis: 1 fractional works · 0.6% of its workEnvironmental Engineering: 1 fractional works · 0.4% of its workGlobal and Planetary Change: 0 fractional works · 0.3% of its workWater Science and Technology: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.2% of its workEngineering: 10 fractional works · 6.7% of its workCivil and Structural Engineering: 7 fractional works · 4.5% of its workAutomotive Engineering: 1 fractional works · 0.4% of its workControl and Systems Engineering: 1 fractional works · 0.4% of its workBuilding and Construction: 0 fractional works · 0.3% of its workMechanical Engineering: 0 fractional works · 0.3% of its workBiomedical Engineering: 0 fractional works · 0.3% of its workMechanics of Materials: 0 fractional works · 0.2% of its workOcean Engineering: 0 fractional works · 0.2% of its workEarth and Planetary Sciences: 2 fractional works · 1.6% of its workGeochemistry and Petrology: 1 fractional works · 0.5% of its workGeology: 1 fractional works · 0.4% of its workGeophysics: 1 fractional works · 0.4% of its workSmaller subfields together: 0 fractional works · 0.2% of its workComputer Science: 2 fractional works · 1.3% of its workComputational Theory and Mathematics: 1 fractional works · 0.6% of its workArtificial Intelligence: 1 fractional works · 0.3% of its workInformation Systems: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.0% of its workChemistry: 2 fractional works · 1.3% of its workInorganic Chemistry: 1 fractional works · 0.6% of its workElectrochemistry: 0 fractional works · 0.2% of its workOrganic Chemistry: 0 fractional works · 0.2% of its workSpectroscopy: 0 fractional works · 0.2% of its workMaterials Science: 2 fractional works · 1.2% of its workMaterials Chemistry: 1 fractional works · 0.6% of its workBiomaterials: 1 fractional works · 0.4% of its workSmaller subfields together: 0 fractional works · 0.2% of its workChemical Engineering: 0 fractional works · 0.2% of its workBioengineering: 0 fractional works · 0.2% of its workPhysics and Astronomy: 0 fractional works · 0.1% of its workHealth Sciences: 60 fractional works · 38.7% of its workMedicine: 58 fractional works · 37.0% of its workSurgery: 23 fractional works · 15.0% of its workRadiology, Nuclear Medicine and Imaging: 3 fractional works · 2.0% of its workPulmonary and Respiratory Medicine: 3 fractional works · 2.0% of its workEpidemiology: 3 fractional works · 2.0% of its workCardiology and Cardiovascular Medicine: 2 fractional works · 1.5% of its workRheumatology: 2 fractional works · 1.3% of its workOncology: 2 fractional works · 1.3% of its workPathology and Forensic Medicine: 2 fractional works · 1.2% of its workOrthopedics and Sports Medicine: 2 fractional works · 1.2% of its workComplementary and alternative medicine: 2 fractional works · 1.1% of its workInfectious Diseases: 1 fractional works · 0.9% of its workPublic Health, Environmental and Occupational Health: 1 fractional works · 0.9% of its workDermatology: 1 fractional works · 0.8% of its workRehabilitation: 1 fractional works · 0.6% of its workEmergency Medicine: 1 fractional works · 0.6% of its workInternal Medicine: 1 fractional works · 0.6% of its workBiochemistry: 1 fractional works · 0.5% of its workEndocrinology, Diabetes and Metabolism: 1 fractional works · 0.5% of its workPsychiatry and Mental health: 1 fractional works · 0.5% of its workPediatrics, Perinatology and Child Health: 1 fractional works · 0.4% of its workHematology: 1 fractional works · 0.4% of its workNeurology: 0 fractional works · 0.3% of its workPharmacology: 0 fractional works · 0.2% of its workAnesthesiology and Pain Medicine: 0 fractional works · 0.2% of its workSmaller subfields together: 2 fractional works · 1.0% of its workNursing: 1 fractional works · 0.8% of its workNutrition and Dietetics: 1 fractional works · 0.8% of its workHealth Professions: 1 fractional works · 0.8% of its workGeneral Health Professions: 1 fractional works · 0.7% of its workSmaller subfields together: 0 fractional works · 0.1% of its workVeterinary: 0 fractional works · 0.1% of its workSocial Sciences: 24 fractional works · 15.7% of its workSocial Sciences: 17 fractional works · 10.8% of its workSociology and Political Science: 13 fractional works · 8.3% of its workPolitical Science and International Relations: 2 fractional works · 1.5% of its workCultural Studies: 1 fractional works · 0.4% of its workTransportation: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.3% of its workPsychology: 3 fractional works · 1.7% of its workExperimental and Cognitive Psychology: 1 fractional works · 0.6% of its workSocial Psychology: 1 fractional works · 0.4% of its workClinical Psychology: 1 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.3% of its workArts and Humanities: 2 fractional works · 1.5% of its workLiterature and Literary Theory: 1 fractional works · 0.6% of its workArcheology: 1 fractional works · 0.4% of its workHistory and Philosophy of Science: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.3% of its workEconomics, Econometrics and Finance: 2 fractional works · 1.2% of its workEconomics and Econometrics: 1 fractional works · 0.9% of its workGeneral Economics, Econometrics and Finance: 0 fractional works · 0.2% of its workDecision Sciences: 0 fractional works · 0.3% of its workManagement Science and Operations Research: 0 fractional works · 0.3% of its workBusiness, Management and Accounting: 0 fractional works · 0.3% of its workStrategy and Management: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.1% of its workLife Sciences: 9 fractional works · 5.6% of its workBiochemistry, Genetics and Molecular Biology: 4 fractional works · 2.5% of its workMolecular Biology: 1 fractional works · 0.9% of its workCancer Research: 1 fractional works · 0.6% of its workGenetics: 1 fractional works · 0.5% of its workEndocrinology: 1 fractional works · 0.4% of its workSmaller subfields together: 0 fractional works · 0.2% of its workAgricultural and Biological Sciences: 2 fractional works · 1.2% of its workEcology, Evolution, Behavior and Systematics: 1 fractional works · 0.4% of its workPlant Science: 0 fractional works · 0.3% of its workForestry: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.3% of its workImmunology and Microbiology: 2 fractional works · 1.1% of its workImmunology: 1 fractional works · 0.8% of its workMicrobiology: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.1% of its workNeuroscience: 1 fractional works · 0.7% of its workNeurology: 0 fractional works · 0.3% of its workCognitive Neuroscience: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.1% of its workPharmacology, Toxicology and Pharmaceutics: 0 fractional works · 0.1% of its workALL ITS WORKHoag OrthopedicInstitute155fractional works, 2022-now
Life Sciences6%Physical Sciences40%Health Sciences39%Social Sciences16%

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 23 fields, with their numbers
    1. Environmental Science4327.7%
    2. Engineering106.7%
    3. Earth and Planetary Sciences21.6%
    4. Computer Science21.3%
    5. Chemistry21.3%
    6. Materials Science21.2%
    7. Chemical Engineering00.2%
    8. Physics and Astronomy00.1%
    1. Medicine5837.0%
    2. Nursing10.8%
    3. Health Professions10.8%
    4. Veterinary00.1%
    1. Social Sciences1710.8%
    2. Psychology31.7%
    3. Arts and Humanities21.5%
    4. Economics, Econometrics and Finance21.2%
    5. Decision Sciences00.3%
    6. Business, Management and Accounting00.3%
    1. Biochemistry, Genetics and Molecular Biology42.5%
    2. Agricultural and Biological Sciences21.2%
    3. Immunology and Microbiology21.1%
    4. Neuroscience10.7%
    5. Pharmacology, Toxicology and Pharmaceutics00.1%
All of science, and how each field's share has moved since 1950: the Science domain explorer

What does Hoag Orthopedic Institute specialise in?

Where its research is concentrated relative to its size: Ecology takes 31.6× the share of its output that it takes of world research.

  1. EcologySubfield · 38.6 works32×
  2. SurgerySubfield · 23.4 works6.4×
  3. Environmental ScienceField · 43.0 works5.6×
← 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: 0.26× its world share, 2 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.47× its world share, 4 worksBiochemistry, Geneti…Immunology and Microbiology: 1.12× its world share, 2 worksImmunology and Micro…Neuroscience: 0.40× its world share, 1 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 0.20× its world share, 0 worksPharmacology, Toxico…Chemical Engineering: 0.61× its world share, 0 worksChemical EngineeringChemistry: 0.82× its world share, 2 worksChemistryComputer Science: 0.17× its world share, 2 worksComputer ScienceEarth and Planetary Sciences: 0.99× its world share, 2 worksEarth and Planetary …Engineering: 0.45× its world share, 10 worksEngineeringEnvironmental Science: 5.57× its world share, 43 worksEnvironmental ScienceMaterials Science: 0.34× its world share, 2 worksMaterials SciencePhysics and Astronomy: 0.02× its world share, 0 worksPhysics and AstronomyHealth Professions: 0.30× its world share, 1 worksHealth ProfessionsMedicine: 1.93× its world share, 58 worksMedicineNursing: 1.68× its world share, 1 worksNursingVeterinary: 0.53× its world share, 0 worksVeterinaryArts and Humanities: 0.52× its world share, 2 worksArts and HumanitiesBusiness, Management and Accounting: 0.08× its world share, 0 worksBusiness, Management…Decision Sciences: 0.33× its world share, 0 worksDecision SciencesEconomics, Econometrics and Finance: 0.54× its world share, 2 worksEconomics, Econometr…Psychology: 0.55× its world share, 3 worksPsychologySocial Sciences: 0.85× its world share, 17 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Environmental Science, 5.6×. Every wedge is a field page.

All 23 fields, with their numbers
  1. Environmental Science5.57×43 works
  2. Medicine1.93×58 works
  3. Nursing1.68×1 works
  4. Immunology and Microbiology1.12×2 works
  5. Earth and Planetary Sciences0.99×2 works
  6. Social Sciences0.85×17 works
  7. Chemistry0.82×2 works
  8. Chemical Engineering0.61×0 works
  9. Psychology0.55×3 works
  10. Economics, Econometrics and Finance0.54×2 works
  11. Veterinary0.53×0 works
  12. Arts and Humanities0.52×2 works
  13. Biochemistry, Genetics and Molecular Biology0.47×4 works
  14. Engineering0.45×10 works
  15. Neuroscience0.40×1 works
  16. Materials Science0.34×2 works
  17. Decision Sciences0.33×0 works
  18. Health Professions0.30×1 works
  19. Agricultural and Biological Sciences0.26×2 works
  20. Pharmacology, Toxicology and Pharmaceutics0.20×0 works
  21. Computer Science0.17×2 works
  22. Business, Management and Accounting0.08×0 works
  23. Physics and Astronomy0.02×0 works

Who are the top researchers at Hoag Orthopedic Institute?

Ranked on the quality score, Jay J. Patel, Robert S. Gorab and Viraj A. Deshpande lead among researchers whose main affiliation is Hoag Orthopedic Institute.

  1. 1 Jay J. Patel United States · #1,006,507 worldwide 783 citations · 29 works
  2. 2 Robert S. Gorab United States · #1,103,649 worldwide 947 citations · 27 works
  3. 3 Viraj A. Deshpande United States · #2,437,638 worldwide 575 citations · 29 works
  4. 4 Travis Scudday United States · #2,846,043 worldwide 250 citations · 16 works
  5. 5 Hafiz F. Kassam United States · #4,264,485 worldwide 471 citations · 51 works
All ranked researchers at Hoag Orthopedic Institute

What are the most cited papers from Hoag Orthopedic Institute?

The most cited paper from Hoag Orthopedic Institute is "A Standard Set of Value-Based Patient-Centered Outcomes for Breast Cancer" (Wee Loon Ong et al., 2016), with 249 citations. Next come "Defining an International Standard Set of Outcome Measures for Patients With Hip or Knee Osteoarthritis: Consensus of the International Consortium for Health Outcomes Measurement Hip and Knee Osteoarthritis Working Group" (165) and "Is the Anterior Approach Safe? Early Complication Rate Associated With 5090 Consecutive Primary Total Hip Arthroplasty Procedures Performed Using the Anterior Approach" (111).

Most cited papers
#PaperReleasedCitations
1 A Standard Set of Value-Based Patient-Centered Outcomes for Breast Cancer Wee Loon Ong et al. · JAMA Oncology 29 Dec 2016 249
2 Defining an International Standard Set of Outcome Measures for Patients With Hip or Knee Osteoarthritis: Consensus of the International Consortium for Health Outcomes Measurement Hip and Knee Osteoarthritis Working Group Ola Rolfson et al. · Arthritis Care & Research Open access 16 Feb 2016 165
3 Is the Anterior Approach Safe? Early Complication Rate Associated With 5090 Consecutive Primary Total Hip Arthroplasty Procedures Performed Using the Anterior Approach Steven L. Barnett, Dominic J. Peters, William G. Hamilton et al. · The Journal of Arthroplasty 11 Jul 2015 111
4 AOFAS Position Statement Regarding Patient-Reported Outcome Measures Harold B. Kitaoka, James E. Meeker, Phinit Phisitkul et al. · Foot & Ankle International 31 Oct 2018 110
5 Use of Stepped Porous Titanium Metaphyseal Sleeves for Tibial Defects in Revision Total Knee Arthroplasty: Short Term Results Steven L. Barnett, Ryan R. Mayer, Joseph S. Gondusky et al. · The Journal of Arthroplasty 25 Dec 2013 108
All 61 most cited papers, with filters and sorting

Which keywords describe research at Hoag Orthopedic Institute?

By fractional works in 2022-now, weighted toward what it does more of than the world: Risk Assessment, Fuzzy Mathematics, Set Pair Analysis, History, Religion, Culture, Identity and Gender.

▲ 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. Risk Assessment39▲ 38×2 topics
  2. Fuzzy Mathematics39▲ 1190×1 topic
  3. Set Pair Analysis39▲ 1190×1 topic
  4. History9▲ 8.7×3 topics
  5. Religion9▲ 13×4 topics
  6. Culture9▲ 11×2 topics
  7. Identity9▲ 7.8×2 topics
  8. Epidemiology9▲ 1.41×29 topics
  9. Gender8▲ 10×1 topic
  10. Vietnam8▲ 136×1 topic
  11. Environmental Impact7▲ 2.5×4 topics
  12. Infrastructure6▲ 32×2 topics
  13. Geodetic5▲ 443×1 topic
  14. Monitoring5▲ 38×1 topic
  15. Complications5▲ 6.5×8 topics
  16. Rehabilitation5▲ 8.0×6 topics
  17. Revision Surgery5▲ 25×2 topics
  18. Total Hip Replacement5▲ 25×2 topics
  19. Surgical Management4▲ 6.9×7 topics
  20. Shoulder Function4▲ 31×2 topics
  21. Rotator Cuff Tears4▲ 39×1 topic
  22. Shoulder Pathology4▲ 39×1 topic
  23. Patient Satisfaction3▲ 6.6×5 topics
  24. Arthroplasty3▲ 18×2 topics
  25. Governance3▲ 5.3×2 topics
  26. Biomechanics3▲ 5.4×6 topics
  27. Hip Arthroplasty2▲ 27×1 topic
  28. Wear Particles2▲ 27×1 topic
  29. Outcomes2▲ 18×1 topic
  30. Total Knee Replacement2▲ 22×1 topic
  31. Osteoarthritis2▲ 11×4 topics
  32. Diagnostic Imaging2▲ 13×2 topics
  33. Infection Prevention2▲ 15×3 topics
  34. China2▲ 14×2 topics
  35. Regeneration2▲ 6.4×3 topics
  36. Regional Planning2▲ 19×2 topics
  37. Periprosthetic Joint Infection2▲ 30×1 topic
  38. Prosthetic Joint Infections2▲ 30×1 topic
  39. Spinal Fusion2▲ 12×2 topics
  40. Growth Factors2▲ 9.3×2 topics

Which research topics does Hoag Orthopedic Institute publish most on?

By volume in 2022-now: Research studies in Vietnam, Vietnamese History and Culture Studies, Geodetic Measurements and Engineering Structures and Shoulder Injury and Treatment.

Research studies in Viet…39Research studies in Vietnam: 39 fractional worksVietnamese History and Culture Studies: 8 fractional worksGeodetic Measurements and Engineering Structures: 5 fractional worksShoulder Injury and Trea…4Shoulder Injury and Treatment: 4 fractional worksOrthopaedic implants and arthroplasty: 2 fractional worksTotal Knee Arthroplasty Outcomes: 2 fractional worksOrthopedic Infections and Treatments: 2 fractional worksChina's Socioeconomic Reforms and Governance: 2 fractional worksShoulder and Clavicle Injuries: 1 fractional worksTendon Structure and Treatment: 1 fractional works
EcologySociology and Political ScienceCivil and Structural EngineeringSurgery3 others

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

  1. 1 Research studies in Vietnam Ecology 39 works
  2. 2 Vietnamese History and Culture Studies Sociology and Political Science 8 works
  3. 3 Geodetic Measurements and Engineering Structures Civil and Structural Engineering 5 works
  4. 4 Shoulder Injury and Treatment Surgery 4 works
  5. 5 Orthopaedic implants and arthroplasty Surgery 2 works
  6. 6 Total Knee Arthroplasty Outcomes Surgery 2 works
  7. 7 Orthopedic Infections and Treatments Surgery 2 works
  8. 8 China's Socioeconomic Reforms and Governance Political Science and International Relations 2 works
  9. 9 Shoulder and Clavicle Injuries Epidemiology 1 works
  10. 10 Tendon Structure and Treatment Orthopedics and Sports Medicine 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 available66.6%not open33.4%

World: 40% of research is openly available.

with international co-authors17.9%domestic only82.1%

World: 18% is written across borders.

How has Hoag Orthopedic Institute's research output changed?

Output in 2022-2025 was 320% 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 Hoag Orthopedic Institute as a percentage of every work published that year, 0.00058% in 2024.

still counting0.00050%0.0010%0.0015%Hoag Orthopedic Institute0.0011% in 20251990200020102020

Fractional works of Hoag Orthopedic Institute over all fractional works that year. How the balance of science has shifted.

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Hoag Orthopedic Institute on Science Explorer

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