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Hospital / health system · Ottawa · Canada

Ottawa Hospital

In research, Ottawa Hospital stands highest in Medicine (#245 of 10,443 worldwide), Health Sciences (#317 of 11,982 worldwide) and Life Sciences (#1,710 of 7,800 worldwide), 2022–2025. Relative to its size it is most specialised in Internal Medicine, Emergency Medicine and Hematology — Internal Medicine is 24.0× its share of world research.

ottawahospital.on.caROR OpenAlex
World rank, 2022–2025
#1,909
of 28,054 · #1,801 all time
Rank in Canada
#36
of 403
Research works
8.7k
▲ 14% vs 2013–17
Citations
338k
38.8 per fractional work
Top-10% rate
21.1%
record average 16.5%
Open access
44%
world 28%

What is Ottawa Hospital known for in research?

The fields where it stands highest, 2022–2025, ranked among every institution above the floor in each field.

FieldWorld rankWhere that sitsTop-10% rateWorksAll time
MedicineField #245 of 10,443 19.5%1,042 #327
Health SciencesDomain #317 of 11,982 20.1%1,148 #338
Life SciencesDomain #1,710 of 7,800 21.3%170 #1408
SurgerySubfield #446 of 1,816 20.5%160 #427
Health ProfessionsField #710 of 1,928 28.5%91 #398
Social SciencesDomain #4,046 of 10,521 28.4%126 #2590
Pulmonary and Respiratory MedicineSubfield #586 of 1,144 17.3%86 #518
Biochemistry, Genetics and Molecular BiologyField #1,979 of 3,579 20.7%105 #1833
Public Health, Environmental and Occupational HealthSubfield #507 of 828 23.1%68 #425
EpidemiologySubfield #665 of 976 15.7%70 #598

Each strip is that field’s whole ranked pool, with the notch where Ottawa Hospital 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 world mark, because the world rate differs by field (from about 6% to 21% in this record).

Which of those standings moved

The same fields on both windows: where it stood over the whole record, and where it stands in 2022–2025. The distance is the story, and it is the one thing the two rank columns above cannot show.

  1. Medicine#327 #245
  2. Health Sciences#338 #317
  3. Life Sciences#1,408 #1,710
  4. Surgery#427 #446
  5. Health Professions#398 #710
  6. Social Sciences#2,590 #4,046
  7. Pulmonary and Respiratory Medicine#518 #586
  8. Biochemistry, Genetics and Molecular Biology#1,833 #1,979
  9. Public Health, Environmental and Occupational Health#425 #507
  10. Epidemiology#598 #665
all time2022–2025, better2022–2025, worse

A dot further right is a better standing. Fields it was not ranked in over the whole record are left out.

What does Ottawa Hospital specialise in?

Where its research is concentrated relative to its size: Internal Medicine takes 24.0× the share of its output that it takes of world research.

  1. Internal MedicineSubfield · 22.1 works24×
  2. Emergency MedicineSubfield · 22.2 works6.0×
  3. HematologySubfield · 26.2 works5.8×
← 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: 0.05× its world share, 4 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 1.31× its world share, 105 worksBiochemistry, Geneti…Immunology and Microbiology: 1.80× its world share, 27 worksImmunology and Micro…Neuroscience: 1.18× its world share, 29 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 0.94× its world share, 5 worksPharmacology, Toxico…Chemical Engineering: 0.04× its world share, 0 worksChemical EngineeringChemistry: 0.09× its world share, 2 worksChemistryComputer Science: 0.09× its world share, 10 worksComputer ScienceEarth and Planetary Sciences: 0.01× its world share, 0 worksEarth and Planetary …Engineering: 0.08× its world share, 18 worksEngineeringEnvironmental Science: 0.16× its world share, 12 worksEnvironmental ScienceMaterials Science: 0.03× its world share, 1 worksMaterials ScienceMathematics: 0.51× its world share, 9 worksMathematicsPhysics and Astronomy: 0.14× its world share, 5 worksPhysics and AstronomyDentistry: 0.47× its world share, 3 worksDentistryHealth Professions: 2.31× its world share, 91 worksHealth ProfessionsMedicine: 3.61× its world share, 1,042 worksMedicineNursing: 1.20× its world share, 9 worksNursingVeterinary: 0.79× its world share, 2 worksVeterinaryArts and Humanities: 0.06× its world share, 2 worksArts and HumanitiesBusiness, Management and Accounting: 0.17× its world share, 8 worksBusiness, Management…Decision Sciences: 1.24× its world share, 18 worksDecision SciencesEconomics, Econometrics and Finance: 0.66× its world share, 21 worksEconomics, Econometr…Psychology: 0.80× its world share, 37 worksPsychologySocial Sciences: 0.21× its world share, 40 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.

Who are the top researchers at Ottawa Hospital?

Ranked on the composite score, David Moher, Brian Hutton and Manoj M. Lalu lead among researchers whose main affiliation is Ottawa Hospital.

  1. 1 David Moher Canada · #1 worldwide 38k citations · 235 works
  2. 2 Brian Hutton Canada · #3,904 worldwide 1.2k citations · 100 works
  3. 3 Manoj M. Lalu Canada · #11,305 worldwide 13k citations · 45 works
  4. 4 Philip S. Wells Canada · #16,383 worldwide 485 citations · 55 works
  5. 5 Marc Carrier Canada · #37,315 worldwide 504 citations · 80 works
  6. 6 Marc Rodger Canada · #39,308 worldwide 299 citations · 38 works
  7. 7 Larissa Shamseer Canada · #47,850 worldwide 15k citations · 28 works
  8. 8 Greg Knoll Canada · #49,208 worldwide 309 citations · 45 works
  9. 9 Grégoire Le Gal Canada · #49,220 worldwide 407 citations · 115 works
  10. 10 Justin Presseau Canada · #59,523 worldwide 303 citations · 50 works
All ranked researchers at Ottawa Hospital

Which keywords describe research at Ottawa Hospital?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Epidemiology, Diagnosis, Treatment, Risk Factors, Inflammation, Clinical Practice Guidelines, Quality of Life and Mortality.

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

Size is fractional works in 2022–2025 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. Epidemiology158▲ 2.7×122 topics
  2. Inflammation79▲ 2.5×78 topics
  3. Treatment69▲ 3.8×47 topics
  4. Diagnosis69▲ 4.9×38 topics
  5. Quality of Life67▲ 3.1×50 topics
  6. Risk Factors66▲ 4.0×34 topics
  7. Mortality49▲ 5.7×12 topics
  8. Clinical Practice Guidelines49▲ 6.0×14 topics
  9. Cardiovascular Disease46▲ 2.8×35 topics
  10. Management45▲ 3.8×28 topics
  11. Immunotherapy43▲ 4.0×19 topics
  12. Chemotherapy42▲ 4.0×25 topics
  13. Clinical Trials41▲ 4.1×19 topics
  14. Complications40▲ 5.4×15 topics
  15. Biomarkers38▲ 3.7×17 topics
  16. Guidelines38▲ 5.4×13 topics
  17. Cancer37▲ 1.83×45 topics
  18. Patient Satisfaction34▲ 7.2×9 topics
  19. Global Burden32▲ 4.0×12 topics
  20. Revision Surgery32▲ 17×2 topics
  21. Total Hip Replacement32▲ 17×2 topics
  22. Genetic Mutations31▲ 4.7×23 topics
  23. Health-related Quality of Life30▲ 8.4×5 topics
  24. Rehabilitation29▲ 4.9×12 topics
  25. Prognostic Factors28▲ 4.2×14 topics
  26. Prophylaxis27▲ 14×4 topics
  27. Clinical Guidelines27▲ 6.2×9 topics
  28. Antithrombotic Therapy26▲ 22×2 topics
  29. Surgical Management25▲ 4.1×19 topics
  30. Radiotherapy25▲ 4.3×13 topics
  31. Critical Care24▲ 7.1×8 topics
  32. Medical Education24▲ 6.3×11 topics
  33. Neuroprotection23▲ 4.4×14 topics
  34. Clinical Outcomes22▲ 6.9×6 topics
  35. Deep Vein Thrombosis22▲ 19×2 topics
  36. Pulmonary Embolism22▲ 24×1 topic
  37. Venous Thromboembolism22▲ 24×1 topic
  38. Elderly Patients22▲ 8.7×4 topics
  39. Quality Improvement21▲ 7.4×8 topics
  40. Diagnostic Accuracy18▲ 17×3 topics

Which research topics does Ottawa Hospital publish most on?

By volume in 2022–2025: Venous Thromboembolism Diagnosis and Management, Orthopaedic implants and arthroplasty, Total Knee Arthroplasty Outcomes and Palliative Care and End-of-Life Issues.

Venous Thromboembolism Diagnosis and Management: 22 fractional worksOrthopaedic implants and arthroplasty: 17 fractional worksTotal Knee Arthroplasty …15Total Knee Arthroplasty Outcomes: 15 fractional worksPalliative Care and End-…11Palliative Care and End-of-Life Issues: 11 fractional worksMeta-analysis and systematic reviews: 11 fractional worksCardiac, Anesthesia and Surgical Outcomes: 10 fractional worksHealth Systems, Economic…10Health Systems, Economic Evaluations, Quality of Life: 10 fractional worksHip disorders and treatments: 9 fractional worksHealth Policy Implementation Science: 8 fractional worksAtrial Fibrillation Mana…8Atrial Fibrillation Management and Outcomes: 8 fractional works
Internal MedicineSurgeryPublic Health, Environmental and Occupational HealthStatistics, Probability and Uncertainty3 others

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

  1. 1 Venous Thromboembolism Diagnosis and Management Internal Medicine 22 works
  2. 2 Orthopaedic implants and arthroplasty Surgery 17 works
  3. 3 Total Knee Arthroplasty Outcomes Surgery 15 works
  4. 4 Palliative Care and End-of-Life Issues Public Health, Environmental and Occupational Health 11 works
  5. 5 Meta-analysis and systematic reviews Statistics, Probability and Uncertainty 11 works
  6. 6 Cardiac, Anesthesia and Surgical Outcomes Cardiology and Cardiovascular Medicine 10 works
  7. 7 Health Systems, Economic Evaluations, Quality of Life Economics and Econometrics 10 works
  8. 8 Hip disorders and treatments Surgery 9 works
  9. 9 Health Policy Implementation Science General Health Professions 8 works
  10. 10 Atrial Fibrillation Management and Outcomes Cardiology and Cardiovascular Medicine 8 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 available43.5%not open56.5%

World: 28% of research is openly available.

with international co-authors24.2%domestic only75.8%

World: 19% is written across borders.

How has Ottawa Hospital's research output changed?

Output in 2018–2022 was 14% higher than in 2013–2017.

1990200020102020
grewheldshrank

The same series as a ribbon — one cell per year, darker for more. The line above answers how much; this answers when.

Other research institutions in Ottawa

All research institutions in Ottawa

Research measures only: rankings here say nothing about teaching, admissions or student experience. Comparable institutions and collaboration partners are in the interactive view on the map.