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Hospital / health system · Aalst · Belgium

Onze Lieve Vrouwziekenhuis Hospital

In research, Onze Lieve Vrouwziekenhuis Hospital stands highest in Medicine (#2,737 of 10,443 worldwide), Health Sciences (#3,743 of 11,982 worldwide) and Cardiology and Cardiovascular Medicine (#439 of 738 worldwide), 2022–2025. Relative to its size it is most specialised in Cardiology and Cardiovascular Medicine, Radiology, Nuclear Medicine and Imaging and Surgery — Cardiology and Cardiovascular Medicine is 25.8× its share of world research.

olvz.beROR OpenAlex
World rank, 2022–2025
#12,029
of 28,054 · #9,914 all time
Rank in Belgium
#65
of 138
Research works
1.5k
▲ 15% vs 2013–17
Citations
40k
26.9 per fractional work
Top-10% rate
15.8%
record average 16.5%
Open access
38%
world 28%

What is Onze Lieve Vrouwziekenhuis 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 #2,737 of 10,443 16.2%239 #1624
Health SciencesDomain #3,743 of 11,982 16.3%243 #2140
Cardiology and Cardiovascular MedicineSubfield #439 of 738 15.1%76 #473

Each strip is that field’s whole ranked pool, with the notch where Onze Lieve Vrouwziekenhuis 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#1,624 #2,737
  2. Health Sciences#2,140 #3,743
  3. Cardiology and Cardiovascular Medicine#473 #439
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 Onze Lieve Vrouwziekenhuis Hospital specialise in?

Where its research is concentrated relative to its size: Cardiology and Cardiovascular Medicine takes 25.8× the share of its output that it takes of world research.

  1. Cardiology and Cardiovascular MedicineSubfield · 75.6 works26×
  2. Radiology, Nuclear Medicine and ImagingSubfield · 23.8 works9.5×
  3. SurgerySubfield · 50.4 works7.7×
  4. Pulmonary and Respiratory MedicineSubfield · 22.1 works5.2×
← 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, 1 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.81× its world share, 12 worksBiochemistry, Geneti…Immunology and Microbiology: 0.86× its world share, 2 worksImmunology and Micro…Neuroscience: 0.36× its world share, 2 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 0.09× its world share, 0 worksPharmacology, Toxico…Chemical Engineering: 0.02× its world share, 0 worksChemical EngineeringChemistry: 0.03× its world share, 0 worksChemistryComputer Science: 0.08× its world share, 2 worksComputer ScienceEnergy: 0.06× its world share, 0 worksEnergyEngineering: 0.24× its world share, 10 worksEngineeringEnvironmental Science: 0.06× its world share, 1 worksEnvironmental ScienceMaterials Science: 0.12× its world share, 1 worksMaterials ScienceMathematics: 0.04× its world share, 0 worksMathematicsPhysics and Astronomy: 0.14× its world share, 1 worksPhysics and AstronomyDentistry: 0.22× its world share, 0 worksDentistryHealth Professions: 0.43× its world share, 3 worksHealth ProfessionsMedicine: 4.46× its world share, 239 worksMedicineNursing: 0.35× its world share, 0 worksNursingArts and Humanities: 0.10× its world share, 1 worksArts and HumanitiesBusiness, Management and Accounting: 0.05× its world share, 0 worksBusiness, Management…Decision Sciences: 0.09× its world share, 0 worksDecision SciencesEconomics, Econometrics and Finance: 0.14× its world share, 1 worksEconomics, Econometr…Psychology: 0.11× its world share, 1 worksPsychologySocial Sciences: 0.01× its world share, 0 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Medicine, 4.5×. Every wedge is a field page.

Who are the top researchers at Onze Lieve Vrouwziekenhuis Hospital?

Ranked on the composite score, William Wijns, Emanuele Barbato and Guy R. Heyndrickx lead among researchers whose main affiliation is Onze Lieve Vrouwziekenhuis Hospital.

  1. 1 William Wijns Belgium · #227 worldwide 3.8k citations · 167 works
  2. 2 Emanuele Barbato Belgium · #311 worldwide 3k citations · 139 works
  3. 3 Guy R. Heyndrickx Belgium · #17,492 worldwide 665 citations · 51 works
  4. 4 Bernard De Bruyne Belgium · #24,589 worldwide 1.2k citations · 139 works
  5. 5 Jozef Bartúnek Belgium · #27,355 worldwide 661 citations · 58 works
  6. 6 Tom De Potter Belgium · #59,659 worldwide 297 citations · 41 works
  7. 7 Marc Vanderheyden Belgium · #99,819 worldwide 244 citations · 45 works
  8. 8 Filip Casselman Belgium · #105,076 worldwide 167 citations · 30 works
  9. 9 Gábor G. Tóth Belgium · #174,249 worldwide 183 citations · 26 works
  10. 10 Martin Pěnička Belgium · #286,240 worldwide 167 citations · 42 works
All ranked researchers at Onze Lieve Vrouwziekenhuis Hospital

Which keywords describe research at Onze Lieve Vrouwziekenhuis Hospital?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Myocardial Infarction, Coronary Artery Disease, Guidelines, Heart Failure, Magnetic Resonance Imaging, Cardiac Imaging, Echocardiography and Atherosclerosis.

▲ 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. Myocardial Infarction29▲ 44×6 topics
  2. Coronary Artery Disease24▲ 75×2 topics
  3. Guidelines24▲ 18×7 topics
  4. Heart Failure24▲ 20×12 topics
  5. Magnetic Resonance Imaging22▲ 32×3 topics
  6. Epidemiology22▲ 2.0×67 topics
  7. Cardiac Imaging22▲ 65×3 topics
  8. Echocardiography22▲ 29×7 topics
  9. Atherosclerosis22▲ 28×6 topics
  10. Catheter Ablation20▲ 60×2 topics
  11. Radiation Exposure20▲ 71×2 topics
  12. Cardiovascular Risk Assessment19▲ 86×2 topics
  13. Computed Tomography Angiography19▲ 103×1 topic
  14. Myocardial Perfusion19▲ 103×1 topic
  15. Percutaneous Coronary Intervention18▲ 49×4 topics
  16. Treatment18▲ 5.2×25 topics
  17. Cardiovascular Disease17▲ 5.4×20 topics
  18. Coronary Stents14▲ 120×1 topic
  19. Myocardial Revascularization14▲ 120×1 topic
  20. Obesity14▲ 6.7×9 topics
  21. Diagnosis14▲ 5.2×21 topics
  22. Stroke Prevention13▲ 40×2 topics
  23. Atrial Fibrillation12▲ 45×2 topics
  24. Anticoagulant Therapy12▲ 33×2 topics
  25. Risk Stratification11▲ 56×1 topic
  26. Thromboembolism11▲ 56×1 topic
  27. Cardiomyopathy11▲ 42×3 topics
  28. Arrhythmias10▲ 41×2 topics
  29. Radiofrequency Ablation10▲ 33×2 topics
  30. Cardiovascular Risk9▲ 11×8 topics
  31. Genetic Mutations9▲ 7.7×16 topics
  32. Electroanatomic Mapping9▲ 66×1 topic
  33. Ventricular Tachycardia9▲ 66×1 topic
  34. Clinical Guidelines9▲ 11×7 topics
  35. Surgical Aortic-Valve Replacement9▲ 43×1 topic
  36. Transcatheter Aortic-Valve Replacement9▲ 43×1 topic
  37. Chamber Quantification8▲ 36×1 topic
  38. Diastolic Function8▲ 36×1 topic
  39. Complications8▲ 5.6×14 topics
  40. Sudden Cardiac Death7▲ 32×2 topics

Which research topics does Onze Lieve Vrouwziekenhuis Hospital publish most on?

By volume in 2022–2025: Cardiac Imaging and Diagnostics, Coronary Interventions and Diagnostics, Atrial Fibrillation Management and Outcomes and Cardiac Arrhythmias and Treatments.

Cardiac Imaging and Diag…19Cardiac Imaging and Diagnostics: 19 fractional worksCoronary Interventions and Diagnostics: 14 fractional worksAtrial Fibrillation Mana…11Atrial Fibrillation Management and Outcomes: 11 fractional worksCardiac Arrhythmias and …9Cardiac Arrhythmias and Treatments: 9 fractional worksCardiac Valve Diseases and Treatments: 9 fractional worksCardiovascular Function and Risk Factors: 8 fractional worksCardiac pacing and defib…6Cardiac pacing and defibrillation studies: 6 fractional worksCardiovascular Disease and Adiposity: 5 fractional worksCardiac Structural Anomalies and Repair: 5 fractional worksAcute Myocardial Infarction Research: 4 fractional works
Radiology, Nuclear Medicine and ImagingSurgeryCardiology and Cardiovascular Medicine

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

  1. 1 Cardiac Imaging and Diagnostics Radiology, Nuclear Medicine and Imaging 19 works
  2. 2 Coronary Interventions and Diagnostics Surgery 14 works
  3. 3 Atrial Fibrillation Management and Outcomes Cardiology and Cardiovascular Medicine 11 works
  4. 4 Cardiac Arrhythmias and Treatments Cardiology and Cardiovascular Medicine 9 works
  5. 5 Cardiac Valve Diseases and Treatments Cardiology and Cardiovascular Medicine 9 works
  6. 6 Cardiovascular Function and Risk Factors Cardiology and Cardiovascular Medicine 8 works
  7. 7 Cardiac pacing and defibrillation studies Cardiology and Cardiovascular Medicine 6 works
  8. 8 Cardiovascular Disease and Adiposity Cardiology and Cardiovascular Medicine 5 works
  9. 9 Cardiac Structural Anomalies and Repair Surgery 5 works
  10. 10 Acute Myocardial Infarction Research Cardiology and Cardiovascular Medicine 4 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 available38.2%not open61.8%

World: 28% of research is openly available.

with international co-authors34.4%domestic only65.6%

World: 19% is written across borders.

How has Onze Lieve Vrouwziekenhuis Hospital's research output changed?

Output in 2018–2022 was 15% 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 Aalst

All research institutions in Aalst

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.