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Research facility · Melbourne · Australia

O'Brien Institute

In research, O'Brien Institute stands highest in Health Sciences (#3,288 of 9,902 worldwide), 2022-now.

obi.edu.auROR OpenAlex
World rank, 2022-now
#11,755
of 22,385 · #8,703 all time
Rank in Australia
#138
of 270
Research works
559
▲ 24% vs 2018-21
Citations
12k
21.5 per fractional work
Top-10% rate
15.3%
all institutions 10.0%
vs its own fields
1.06×
1.00× is exactly expected
Open access
46%
world 40%
International
52%
world 18%
O'Brien Institute

What is O'Brien Institute 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 #3,288 of 9,902 18.9%60 #3295

Each strip is that field's whole ranked pool, with the notch where O'Brien Institute 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 O'Brien Institute work in?

In 2022-now, 56% of research at O'Brien Institute is in Health Sciences, 23% in Social Sciences. Its largest fields are Medicine (46%), Health Professions (9%), Social Sciences (9%). It does 2.3× the world's share of Health Sciences.

Health Sciences: 76 fractional works · 55.9% of its workMedicine: 63 fractional works · 46.4% of its workSurgery: 8 fractional works · 5.7% of its workEpidemiology: 6 fractional works · 4.5% of its workPublic Health, Environmental and Occupational Health: 6 fractional works · 4.1% of its workPsychiatry and Mental health: 5 fractional works · 3.6% of its workCardiology and Cardiovascular Medicine: 5 fractional works · 3.6% of its workPulmonary and Respiratory Medicine: 3 fractional works · 2.1% of its workNeurology: 2 fractional works · 1.8% of its workNephrology: 2 fractional works · 1.7% of its workEmergency Medicine: 2 fractional works · 1.7% of its workPhysiology: 2 fractional works · 1.6% of its workOncology: 2 fractional works · 1.6% of its workEndocrinology, Diabetes and Metabolism: 2 fractional works · 1.4% of its workPediatrics, Perinatology and Child Health: 2 fractional works · 1.4% of its workRehabilitation: 2 fractional works · 1.3% of its workCritical Care and Intensive Care Medicine: 2 fractional works · 1.3% of its workInfectious Diseases: 1 fractional works · 1.1% of its workOrthopedics and Sports Medicine: 1 fractional works · 1.0% of its workRadiology, Nuclear Medicine and Imaging: 1 fractional works · 1.0% of its workRheumatology: 1 fractional works · 1.0% of its workGeriatrics and Gerontology: 1 fractional works · 0.8% of its workPathology and Forensic Medicine: 1 fractional works · 0.8% of its workObstetrics and Gynecology: 1 fractional works · 0.5% of its workAnesthesiology and Pain Medicine: 1 fractional works · 0.5% of its workPharmacology: 1 fractional works · 0.4% of its workInternal Medicine: 0 fractional works · 0.3% of its workHepatology: 0 fractional works · 0.3% of its workHealth Informatics: 0 fractional works · 0.3% of its workOtorhinolaryngology: 0 fractional works · 0.2% of its workSmaller subfields together: 1 fractional works · 1.0% of its workHealth Professions: 12 fractional works · 9.1% of its workGeneral Health Professions: 7 fractional works · 5.4% of its workSpeech and Hearing: 1 fractional works · 1.1% of its workEmergency Medical Services: 1 fractional works · 0.7% of its workHealth Information Management: 1 fractional works · 0.6% of its workPhysical Therapy, Sports Therapy and Rehabilitation: 1 fractional works · 0.4% of its workRadiological and Ultrasound Technology: 1 fractional works · 0.4% of its workOccupational Therapy: 0 fractional works · 0.3% of its workMedical Terminology: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.1% of its workVeterinary: 0 fractional works · 0.2% of its workSmall Animals: 0 fractional works · 0.2% of its workNursing: 0 fractional works · 0.1% of its workDentistry: 0 fractional works · 0.1% of its workSocial Sciences: 31 fractional works · 22.7% of its workSocial Sciences: 12 fractional works · 8.9% of its workSociology and Political Science: 3 fractional works · 2.5% of its workEducation: 3 fractional works · 2.4% of its workPolitical Science and International Relations: 2 fractional works · 1.5% of its workGender Studies: 1 fractional works · 0.9% of its workHealth: 1 fractional works · 0.7% of its workTransportation: 1 fractional works · 0.6% of its workSmaller subfields together: 0 fractional works · 0.3% of its workEconomics, Econometrics and Finance: 8 fractional works · 6.3% of its workEconomics and Econometrics: 7 fractional works · 4.9% of its workFinance: 1 fractional works · 1.1% of its workGeneral Economics, Econometrics and Finance: 0 fractional works · 0.3% of its workPsychology: 6 fractional works · 4.1% of its workClinical Psychology: 3 fractional works · 2.6% of its workExperimental and Cognitive Psychology: 1 fractional works · 0.6% of its workSocial Psychology: 0 fractional works · 0.4% of its workDevelopmental and Educational Psychology: 0 fractional works · 0.4% of its workSmaller subfields together: 0 fractional works · 0.2% of its workArts and Humanities: 2 fractional works · 1.7% of its workHistory: 1 fractional works · 1.0% of its workArcheology: 0 fractional works · 0.2% of its workPhilosophy: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.3% of its workBusiness, Management and Accounting: 2 fractional works · 1.5% of its workStrategy and Management: 1 fractional works · 0.8% of its workAccounting: 1 fractional works · 0.5% of its workOrganizational Behavior and Human Resource Management: 0 fractional works · 0.2% of its workDecision Sciences: 0 fractional works · 0.2% of its workPhysical Sciences: 17 fractional works · 12.7% of its workEngineering: 8 fractional works · 5.9% of its workBiomedical Engineering: 2 fractional works · 1.6% of its workAerospace Engineering: 1 fractional works · 0.9% of its workElectrical and Electronic Engineering: 1 fractional works · 0.6% of its workIndustrial and Manufacturing Engineering: 1 fractional works · 0.6% of its workCivil and Structural Engineering: 1 fractional works · 0.5% of its workControl and Systems Engineering: 1 fractional works · 0.5% of its workAutomotive Engineering: 1 fractional works · 0.4% of its workMechanical Engineering: 0 fractional works · 0.4% of its workSafety, Risk, Reliability and Quality: 0 fractional works · 0.3% of its workBuilding and Construction: 0 fractional works · 0.2% of its workMathematics: 4 fractional works · 2.8% of its workApplied Mathematics: 3 fractional works · 1.9% of its workGeometry and Topology: 0 fractional works · 0.2% of its workMathematical Physics: 0 fractional works · 0.2% of its workSmaller subfields together: 1 fractional works · 0.4% of its workComputer Science: 3 fractional works · 2.3% of its workArtificial Intelligence: 1 fractional works · 0.8% of its workComputer Vision and Pattern Recognition: 1 fractional works · 0.7% of its workInformation Systems: 1 fractional works · 0.6% of its workSmaller subfields together: 0 fractional works · 0.2% of its workEnvironmental Science: 2 fractional works · 1.5% of its workHealth, Toxicology and Mutagenesis: 0 fractional works · 0.3% of its workWater Science and Technology: 0 fractional works · 0.3% of its workEnvironmental Engineering: 0 fractional works · 0.2% of its workGlobal and Planetary Change: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.3% of its workChemistry: 0 fractional works · 0.1% of its workEarth and Planetary Sciences: 0 fractional works · 0.1% of its workMaterials Science: 0 fractional works · 0.1% of its workLife Sciences: 12 fractional works · 8.6% of its workBiochemistry, Genetics and Molecular Biology: 5 fractional works · 3.4% of its workMolecular Biology: 3 fractional works · 1.9% of its workGenetics: 1 fractional works · 0.5% of its workDevelopmental Biology: 0 fractional works · 0.3% of its workCell Biology: 0 fractional works · 0.2% of its workCancer Research: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.3% of its workNeuroscience: 3 fractional works · 2.2% of its workCognitive Neuroscience: 2 fractional works · 1.3% of its workCellular and Molecular Neuroscience: 0 fractional works · 0.3% of its workSensory Systems: 0 fractional works · 0.2% of its workSmaller subfields together: 1 fractional works · 0.4% of its workAgricultural and Biological Sciences: 3 fractional works · 2.2% of its workAquatic Science: 1 fractional works · 0.9% of its workGeneral Agricultural and Biological Sciences: 0 fractional works · 0.4% of its workPlant Science: 0 fractional works · 0.3% of its workSoil Science: 0 fractional works · 0.3% of its workFood Science: 0 fractional works · 0.3% of its workImmunology and Microbiology: 1 fractional works · 0.6% of its workApplied Microbiology and Biotechnology: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.3% of its workPharmacology, Toxicology and Pharmaceutics: 0 fractional works · 0.2% of its workALL ITS WORKO'Brien Institute135fractional works, 2022-now
Life Sciences9%Physical Sciences13%Health Sciences56%Social Sciences23%

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. Medicine6346.4%
    2. Health Professions129.1%
    3. Veterinary00.2%
    4. Nursing00.1%
    5. Dentistry00.1%
    1. Social Sciences128.9%
    2. Economics, Econometrics and Finance86.3%
    3. Psychology64.1%
    4. Arts and Humanities21.7%
    5. Business, Management and Accounting21.5%
    6. Decision Sciences00.2%
    1. Engineering85.9%
    2. Mathematics42.8%
    3. Computer Science32.3%
    4. Environmental Science21.5%
    5. Chemistry00.1%
    6. Earth and Planetary Sciences00.1%
    7. Materials Science00.1%
    1. Biochemistry, Genetics and Molecular Biology53.4%
    2. Neuroscience32.2%
    3. Agricultural and Biological Sciences32.2%
    4. Immunology and Microbiology10.6%
    5. Pharmacology, Toxicology and Pharmaceutics00.2%
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.

Agricultural and Biological Sciences: 0.45× its world share, 3 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.65× its world share, 5 worksBiochemistry, Geneti…Immunology and Microbiology: 0.57× its world share, 1 worksImmunology and Micro…Neuroscience: 1.38× its world share, 3 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 0.50× its world share, 0 worksPharmacology, Toxico…Chemistry: 0.08× its world share, 0 worksChemistryComputer Science: 0.29× its world share, 3 worksComputer ScienceEarth and Planetary Sciences: 0.08× its world share, 0 worksEarth and Planetary …Engineering: 0.39× its world share, 8 worksEngineeringEnvironmental Science: 0.30× its world share, 2 worksEnvironmental ScienceMaterials Science: 0.03× its world share, 0 worksMaterials ScienceMathematics: 2.36× its world share, 4 worksMathematicsDentistry: 0.17× its world share, 0 worksDentistryHealth Professions: 3.45× its world share, 12 worksHealth ProfessionsMedicine: 2.41× its world share, 63 worksMedicineNursing: 0.27× its world share, 0 worksNursingVeterinary: 1.81× its world share, 0 worksVeterinaryArts and Humanities: 0.60× its world share, 2 worksArts and HumanitiesBusiness, Management and Accounting: 0.47× its world share, 2 worksBusiness, Management…Decision Sciences: 0.22× its world share, 0 worksDecision SciencesEconomics, Econometrics and Finance: 2.93× its world share, 8 worksEconomics, Econometr…Psychology: 1.35× its world share, 6 worksPsychologySocial Sciences: 0.70× its world share, 12 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Health Professions, 3.5×. Every wedge is a field page.

All 23 fields, with their numbers
  1. Health Professions3.45×12 works
  2. Economics, Econometrics and Finance2.93×8 works
  3. Medicine2.41×63 works
  4. Mathematics2.36×4 works
  5. Veterinary1.81×0 works
  6. Neuroscience1.38×3 works
  7. Psychology1.35×6 works
  8. Social Sciences0.70×12 works
  9. Biochemistry, Genetics and Molecular Biology0.65×5 works
  10. Arts and Humanities0.60×2 works
  11. Immunology and Microbiology0.57×1 works
  12. Pharmacology, Toxicology and Pharmaceutics0.50×0 works
  13. Business, Management and Accounting0.47×2 works
  14. Agricultural and Biological Sciences0.45×3 works
  15. Engineering0.39×8 works
  16. Environmental Science0.30×2 works
  17. Computer Science0.29×3 works
  18. Nursing0.27×0 works
  19. Decision Sciences0.22×0 works
  20. Dentistry0.17×0 works
  21. Chemistry0.08×0 works
  22. Earth and Planetary Sciences0.08×0 works
  23. Materials Science0.03×0 works

Who are the top researchers at O'Brien Institute?

Ranked on the quality score, Susan K. Bortolotto, Jason A. Palmer and Richard Tee lead among researchers whose main affiliation is O'Brien Institute.

  1. 1 Susan K. Bortolotto Australia · #1,737,412 worldwide 901 citations · 18 works
  2. 2 Jason A. Palmer Australia · #2,486,713 worldwide 1.2k citations · 46 works
  3. 3 Richard Tee Australia · #2,781,909 worldwide 950 citations · 81 works
  4. 4 Stephen Tham Australia · #3,081,381 worldwide 948 citations · 67 works
  5. 5 Keren M. Abberton Australia · #3,228,011 worldwide 2.2k citations · 82 works
  6. 6 Damian C.R. Ireland Australia · #3,346,083 worldwide 464 citations · 15 works
  7. 7 Xiaolian Han Australia · #3,617,234 worldwide 617 citations · 15 works
  8. 8 G.L. Kesteven Australia · #4,032,053 worldwide 571 citations · 54 works
  9. 9 Milind P. Wagh Australia · #5,329,380 worldwide 208 citations · 23 works
All ranked researchers at O'Brien Institute

What are the most cited papers from O'Brien Institute?

The most cited paper from O'Brien Institute is "Obesity in adults: a clinical practice guideline" (Sean Wharton et al., 2020), with 1,505 citations. Next come "The Intima" (979) and "Restricting the use of antibiotics in food-producing animals and its associations with antibiotic resistance in food-producing animals and human beings: a systematic review and meta-analysis" (963).

Most cited papers
#PaperReleasedCitations
1 Obesity in adults: a clinical practice guideline Sean Wharton et al. · Canadian Medical Association Journal Open access 3 Aug 2020 1,505
2 The Intima Stephen M. Schwartz, Denis deBlois, Edward R. O’Brien · Circulation Research Sep 1995 979
3 Restricting the use of antibiotics in food-producing animals and its associations with antibiotic resistance in food-producing animals and human beings: a systematic review and meta-analysis Karen L. Tang, Niamh Caffrey, Diego B. Nóbrega et al. · The Lancet Planetary Health ReviewOpen access Nov 2017 963
4 NADPH Oxidase-Mediated Redox Signaling: Roles in Cellular Stress Response, Stress Tolerance, and Tissue Repair Fan Jiang, Yun Zhang, Gregory James Dusting · Pharmacological Reviews 15 Feb 2011 583
5 Effects of Nutritional Prehabilitation, With and Without Exercise, on Outcomes of Patients Who Undergo Colorectal Surgery: A Systematic Review and Meta-analysis Chelsia Gillis, Katherine A Buhler, Lauren C. Bresee et al. · Gastroenterology Review 8 May 2018 550
All 60 most cited papers, with filters and sorting

Which keywords describe research at O'Brien Institute?

By fractional works in 2022-now, weighted toward what it does more of than the world: Epidemiology, Risk Factors, Biomarkers, Cardiovascular Disease, Quality of Life, Aging, Mortality and Public Health.

▲ 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. Epidemiology12▲ 2.1×51 topics
  2. Risk Factors6▲ 3.9×19 topics
  3. Quality of Life6▲ 2.9×21 topics
  4. Cardiovascular Disease5▲ 3.4×16 topics
  5. Public Health5▲ 2.6×22 topics
  6. Biomarkers5▲ 4.9×7 topics
  7. Mental Health4▲ 2.3×17 topics
  8. Aging4▲ 5.4×6 topics
  9. COVID-194▲ 2.1×11 topics
  10. Mortality4▲ 4.9×10 topics
  11. Depression3▲ 2.9×14 topics
  12. Global Burden3▲ 4.6×8 topics
  13. Guidelines3▲ 5.1×10 topics
  14. Primary Care3▲ 6.1×12 topics
  15. Quality Improvement3▲ 11×7 topics
  16. Alzheimer's Disease3▲ 7.6×5 topics
  17. Clinical Outcomes3▲ 9.8×4 topics
  18. Cognitive Training3▲ 22×2 topics
  19. Caregiver Burden3▲ 18×2 topics
  20. Chronic Kidney Disease3▲ 7.9×6 topics
  21. Cognitive Decline3▲ 16×2 topics
  22. Neuroimaging3▲ 7.3×2 topics
  23. Dementia3▲ 20×1 topic
  24. Mild Cognitive Impairment3▲ 23×1 topic
  25. Elderly Patients2▲ 11×3 topics
  26. Neuroprotection2▲ 5.2×5 topics
  27. Pedagogy2▲ 3.7×2 topics
  28. Risk Management2▲ 3.9×7 topics
  29. Heart Failure2▲ 4.0×7 topics
  30. Revascularization2▲ 11×2 topics
  31. Patient Satisfaction2▲ 5.1×7 topics
  32. Student Competencies2▲ 24×1 topic
  33. Teaching Methods2▲ 9.9×1 topic
  34. Neuroinflammation2▲ 5.4×6 topics
  35. Prevention Guidelines2▲ 14×2 topics
  36. Ischemic Stroke2▲ 9.1×3 topics
  37. Endovascular Therapy2▲ 20×1 topic
  38. Neuropathology2▲ 11×2 topics
  39. Thrombolysis2▲ 20×1 topic
  40. Intensive Care Unit2▲ 10×4 topics

Which research topics does O'Brien Institute publish most on?

By volume in 2022-now: Dementia and Cognitive Impairment Research, Education, Innovation and Language Studies, Acute Ischemic Stroke Management and Economic and Industrial Development.

Dementia and Cognitive I…3Dementia and Cognitive Impairment Research: 3 fractional worksEducation, Innovation an…2Education, Innovation and Language Studies: 2 fractional worksAcute Ischemic Stroke Ma…2Acute Ischemic Stroke Management: 2 fractional worksEconomic and Industrial …2Economic and Industrial Development: 2 fractional worksTraumatic Brain Injury Research: 2 fractional worksSchizophrenia research and treatment: 1 fractional worksHealth Systems, Economic…1Health Systems, Economic Evaluations, Quality of Life: 1 fractional worksIntensive Care Unit Cognitive Disorders: 1 fractional worksEngineering and Agricultural Innovations: 1 fractional worksSupply Chain Resilience …1Supply Chain Resilience and Risk Management: 1 fractional works
Psychiatry and Mental healthEducationEpidemiologyEconomics and Econometrics3 others

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

  1. 1 Dementia and Cognitive Impairment Research Psychiatry and Mental health 3 works
  2. 2 Education, Innovation and Language Studies Education 2 works
  3. 3 Acute Ischemic Stroke Management Epidemiology 2 works
  4. 4 Economic and Industrial Development Economics and Econometrics 2 works
  5. 5 Traumatic Brain Injury Research Epidemiology 2 works
  6. 6 Schizophrenia research and treatment Psychiatry and Mental health 1 works
  7. 7 Health Systems, Economic Evaluations, Quality of Life Economics and Econometrics 1 works
  8. 8 Intensive Care Unit Cognitive Disorders Critical Care and Intensive Care Medicine 1 works
  9. 9 Engineering and Agricultural Innovations Aquatic Science 1 works
  10. 10 Supply Chain Resilience and Risk Management Strategy and Management 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 available46.2%not open53.8%

World: 40% of research is openly available.

with international co-authors51.7%domestic only48.3%

World: 18% is written across borders.

How has O'Brien Institute's research output changed?

Output in 2022-2025 was 24% 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 O'Brien Institute as a percentage of every work published that year, 0.00041% in 2024.

still counting0.0010%0.0020%O'Brien Institute0.00066% in 202519801990200020102020

Fractional works of O'Brien Institute 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 counting10%20%30%O'Brien Institute14.4% in 2025all institutions10.0% in 20252020

Of each year's output, the share that reached the world's 10% most cited for its field and year. Peak 25.9% in 2021.

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O'Brien Institute on Science Explorer

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