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Hospital / health system · Athens · Greece

University General Hospital Attikon

In research, University General Hospital Attikon stands highest in Medicine (#1,758 of 10,443 worldwide) and Health Sciences (#2,325 of 11,982 worldwide), 2022–2025. Relative to its size it is most specialised in Cardiology and Cardiovascular Medicine and Pulmonary and Respiratory Medicine — Cardiology and Cardiovascular Medicine is 7.2× its share of world research.

attikonhospital.grROR OpenAlex
World rank, 2022–2025
#6,220
of 28,054 · #7,678 all time
Rank in Greece
#33
of 124
Research works
2.8k
▼ 19% vs 2013–17
Citations
63k
22.6 per fractional work
Top-10% rate
17.8%
record average 16.5%
Open access
42%
world 28%

What is University General Hospital Attikon 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 #1,758 of 10,443 16.7%333 #1936
Health SciencesDomain #2,325 of 11,982 16.7%347 #2475

Each strip is that field’s whole ranked pool, with the notch where University General Hospital Attikon 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).

What does University General Hospital Attikon specialise in?

Where its research is concentrated relative to its size: Cardiology and Cardiovascular Medicine takes 7.2× the share of its output that it takes of world research.

  1. Cardiology and Cardiovascular MedicineSubfield · 32.2 works7.2×
  2. Pulmonary and Respiratory MedicineSubfield · 39.5 works6.0×
← 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: 0.07× its world share, 1 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 1.49× its world share, 34 worksBiochemistry, Geneti…Immunology and Microbiology: 2.60× its world share, 11 worksImmunology and Micro…Neuroscience: 1.47× its world share, 10 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 0.50× its world share, 1 worksPharmacology, Toxico…Chemistry: 0.07× its world share, 0 worksChemistryComputer Science: 0.03× its world share, 1 worksComputer ScienceEarth and Planetary Sciences: 0.01× its world share, 0 worksEarth and Planetary …Engineering: 0.05× its world share, 3 worksEngineeringEnvironmental Science: 0.07× its world share, 2 worksEnvironmental ScienceMaterials Science: 0.01× its world share, 0 worksMaterials ScienceMathematics: 0.08× its world share, 0 worksMathematicsPhysics and Astronomy: 0.19× its world share, 2 worksPhysics and AstronomyDentistry: 0.66× its world share, 1 worksDentistryHealth Professions: 0.81× its world share, 9 worksHealth ProfessionsMedicine: 4.05× its world share, 333 worksMedicineNursing: 0.88× its world share, 2 worksNursingVeterinary: 1.36× its world share, 1 worksVeterinaryArts and Humanities: 0.03× its world share, 0 worksArts and HumanitiesBusiness, Management and Accounting: 0.10× its world share, 2 worksBusiness, Management…Decision Sciences: 0.02× its world share, 0 worksDecision SciencesEconomics, Econometrics and Finance: 0.11× its world share, 1 worksEconomics, Econometr…Psychology: 0.74× its world share, 10 worksPsychologySocial Sciences: 0.05× its world share, 3 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Medicine, 4.0×. Every wedge is a field page.

Who are the top researchers at University General Hospital Attikon?

Ranked on the composite score, John Parissis, Dimitrios Th. Kremastinos and George Dimitriadis lead among researchers whose main affiliation is University General Hospital Attikon.

  1. 1 John Parissis Greece · #85,303 worldwide 329 citations · 53 works
  2. 2 Dimitrios Th. Kremastinos Greece · #110,361 worldwide 141 citations · 45 works
  3. 3 George Dimitriadis Greece · #214,727 worldwide 94 citations · 25 works
  4. 4 George S. Sfyroeras Greece · #279,059 worldwide 80 citations · 19 works
  5. 5 Maria Nikolaou Greece · #359,440 worldwide 133 citations · 17 works
  6. 6 Stavros Spiliοpoulos Greece · #451,672 worldwide 53 citations · 23 works
  7. 7 Sotirios G. Papageorgiou Greece · #555,729 worldwide 54 citations · 33 works
  8. 8 G. Filippatos Greece · #627,578 worldwide 42 citations · 16 works
  9. 9 Μelpomeni Peppa Greece · #819,548 worldwide 59 citations · 16 works
  10. 10 Vasiliki Pappa Greece · #942,347 worldwide 37 citations · 29 works
All ranked researchers at University General Hospital Attikon

Which keywords describe research at University General Hospital Attikon?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Epidemiology, Treatment, Diagnosis, Chemotherapy, Inflammation, Prognostic Factors, Risk Factors and Cardiovascular Disease.

▲ 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. Epidemiology54▲ 3.2×105 topics
  2. Inflammation30▲ 3.4×68 topics
  3. Treatment26▲ 5.1×39 topics
  4. Diagnosis24▲ 6.0×33 topics
  5. Chemotherapy22▲ 7.3×22 topics
  6. Risk Factors20▲ 4.4×23 topics
  7. Cardiovascular Disease20▲ 4.2×31 topics
  8. Prognostic Factors17▲ 9.2×14 topics
  9. Oxidative Stress16▲ 2.4×42 topics
  10. Management15▲ 4.6×26 topics
  11. Clinical Practice Guidelines15▲ 6.4×14 topics
  12. Quality of Life14▲ 2.2×36 topics
  13. Metabolic Syndrome14▲ 3.9×18 topics
  14. Cancer13▲ 2.2×38 topics
  15. Immunotherapy13▲ 4.2×18 topics
  16. Guidelines11▲ 5.7×11 topics
  17. Heart Failure11▲ 6.0×13 topics
  18. Global Burden11▲ 4.7×11 topics
  19. Radiotherapy11▲ 6.5×12 topics
  20. Biomarkers11▲ 3.7×16 topics
  21. Obesity10▲ 3.2×18 topics
  22. Surgical Management10▲ 5.8×20 topics
  23. Genetic Mutations10▲ 5.3×21 topics
  24. Neurological Disorders10▲ 4.0×16 topics
  25. Hypertension9▲ 7.4×12 topics
  26. Clinical Trials9▲ 3.1×12 topics
  27. Autoantibodies9▲ 8.7×8 topics
  28. Echocardiography9▲ 7.4×7 topics
  29. Clinical Guidelines8▲ 6.6×8 topics
  30. Prognosis8▲ 5.8×9 topics
  31. Pathophysiology8▲ 6.2×10 topics
  32. Metastasis8▲ 5.4×11 topics
  33. Thrombosis8▲ 6.5×7 topics
  34. Cardiovascular Events7▲ 14×4 topics
  35. SARS-CoV-27▲ 5.1×6 topics
  36. ACE2 Receptor7▲ 6.6×3 topics
  37. Neuroimaging7▲ 5.8×11 topics
  38. Endothelial Dysfunction6▲ 6.4×5 topics
  39. Survival6▲ 11×3 topics
  40. Rituximab5▲ 8.1×4 topics

Which research topics does University General Hospital Attikon publish most on?

By volume in 2022–2025: COVID-19 Clinical Research Studies, Blood Pressure and Hypertension Studies, Venous Thromboembolism Diagnosis and Management and Lung Cancer Diagnosis and Treatment.

COVID-19 Clinical Resear…4COVID-19 Clinical Research Studies: 4 fractional worksBlood Pressure and Hyper…4Blood Pressure and Hypertension Studies: 4 fractional worksVenous Thromboembolism Diagnosis and Management: 3 fractional worksLung Cancer Diagnosis and Treatment: 3 fractional worksSystemic Lupus Erythematosus Research: 3 fractional worksHeart Failure Treatment and Management: 3 fractional worksHead and Neck Cancer Studies: 3 fractional worksSarcoma Diagnosis and Tr…3Sarcoma Diagnosis and Treatment: 3 fractional worksLiver Disease Diagnosis and Treatment: 3 fractional worksAortic aneurysm repair treatments: 3 fractional works
Infectious DiseasesCardiology and Cardiovascular MedicineInternal MedicinePulmonary and Respiratory Medicine3 others

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

  1. 1 COVID-19 Clinical Research Studies Infectious Diseases 4 works
  2. 2 Blood Pressure and Hypertension Studies Cardiology and Cardiovascular Medicine 4 works
  3. 3 Venous Thromboembolism Diagnosis and Management Internal Medicine 3 works
  4. 4 Lung Cancer Diagnosis and Treatment Pulmonary and Respiratory Medicine 3 works
  5. 5 Systemic Lupus Erythematosus Research Rheumatology 3 works
  6. 6 Heart Failure Treatment and Management Cardiology and Cardiovascular Medicine 3 works
  7. 7 Head and Neck Cancer Studies Otorhinolaryngology 3 works
  8. 8 Sarcoma Diagnosis and Treatment Pulmonary and Respiratory Medicine 3 works
  9. 9 Liver Disease Diagnosis and Treatment Epidemiology 3 works
  10. 10 Aortic aneurysm repair treatments Pulmonary and Respiratory Medicine 3 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 available41.7%not open58.3%

World: 28% of research is openly available.

with international co-authors26.3%domestic only73.7%

World: 19% is written across borders.

How has University General Hospital Attikon's research output changed?

Output in 2018–2022 was 19% lower 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 Athens

All research institutions in Athens

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.