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Hospital / health system · Athens · Greece

Laiko General Hospital of Athens

In research, Laiko General Hospital of Athens stands highest in Medicine (#1,362 of 10,443 worldwide), Health Sciences (#1,918 of 11,982 worldwide) and Life Sciences (#3,180 of 7,800 worldwide), 2022–2025. Relative to its size it is most specialised in Rheumatology and Endocrinology, Diabetes and Metabolism — Rheumatology is 9.1× its share of world research.

laiko.grROR OpenAlex
World rank, 2022–2025
#5,510
of 28,054 · #8,003 all time
Rank in Greece
#30
of 124
Research works
2.5k
▲ 57% vs 2013–17
Citations
50k
20.1 per fractional work
Top-10% rate
20.7%
record average 16.5%
Open access
42%
world 28%

What is Laiko General Hospital of Athens 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 #1,362 of 10,443 20.7%422 #1895
Health SciencesDomain #1,918 of 11,982 20.7%435 #2502
Life SciencesDomain #3,180 of 7,800 21.3%72 #4246
SurgerySubfield #1,128 of 1,816 18.7%65 #1753

Each strip is that field’s whole ranked pool, with the notch where Laiko General Hospital of Athens 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#1,895 #1,362
  2. Health Sciences#2,502 #1,918
  3. Life Sciences#4,246 #3,180
  4. Surgery#1,753 #1,128
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 Laiko General Hospital of Athens specialise in?

Where its research is concentrated relative to its size: Rheumatology takes 9.1× the share of its output that it takes of world research.

  1. RheumatologySubfield · 21.8 works9.1×
  2. Endocrinology, Diabetes and MetabolismSubfield · 25.6 works9.0×
← 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: 0.09× its world share, 2 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 1.52× its world share, 43 worksBiochemistry, Geneti…Immunology and Microbiology: 3.82× its world share, 20 worksImmunology and Micro…Neuroscience: 0.57× its world share, 5 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 1.05× its world share, 2 worksPharmacology, Toxico…Chemistry: 0.14× its world share, 1 worksChemistryComputer Science: 0.03× its world share, 1 worksComputer ScienceEarth and Planetary Sciences: 0.04× its world share, 0 worksEarth and Planetary …Engineering: 0.02× its world share, 2 worksEngineeringEnvironmental Science: 0.12× its world share, 3 worksEnvironmental ScienceMaterials Science: 0.02× its world share, 0 worksMaterials ScienceMathematics: 0.10× its world share, 1 worksMathematicsPhysics and Astronomy: 0.03× its world share, 0 worksPhysics and AstronomyDentistry: 0.45× its world share, 1 worksDentistryHealth Professions: 0.48× its world share, 7 worksHealth ProfessionsMedicine: 4.18× its world share, 422 worksMedicineNursing: 1.86× its world share, 5 worksNursingVeterinary: 0.82× its world share, 1 worksVeterinaryArts and Humanities: 0.04× its world share, 1 worksArts and HumanitiesBusiness, Management and Accounting: 0.01× its world share, 0 worksBusiness, Management…Decision Sciences: 0.05× its world share, 0 worksDecision SciencesEconomics, Econometrics and Finance: 0.12× its world share, 1 worksEconomics, Econometr…Psychology: 0.22× its world share, 4 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, 4.2×. Every wedge is a field page.

Who are the top researchers at Laiko General Hospital of Athens?

Ranked on the composite score, John Barbetseas, George Papatheodoridis and Chris Klonaris lead among researchers whose main affiliation is Laiko General Hospital of Athens.

  1. 1 John Barbetseas Greece · #317,023 worldwide 115 citations · 20 works
  2. 2 George Papatheodoridis Greece · #320,475 worldwide 221 citations · 115 works
  3. 3 Chris Klonaris Greece · #412,837 worldwide 67 citations · 20 works
  4. 4 Michael Safioleas Greece · #469,572 worldwide 30 citations · 22 works
  5. 5 Ersi Voskaridou Greece · #548,060 worldwide 66 citations · 20 works
  6. 6 Konstantinos Stravodimos Greece · #664,438 worldwide 64 citations · 36 works
  7. 7 John Boletis Greece · #722,878 worldwide 53 citations · 28 works
  8. 8 Konstantinos Kontzoglou Greece · #764,800 worldwide 42 citations · 27 works
  9. 9 Ioannis Boletis Greece · #814,932 worldwide 12 citations · 23 works
  10. 10 Sophia Lionaki Greece · #850,312 worldwide 45 citations · 16 works
All ranked researchers at Laiko General Hospital of Athens

Which keywords describe research at Laiko General Hospital of Athens?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Epidemiology, Inflammation, Metabolic Syndrome, Cardiovascular Disease, Insulin Resistance, Obesity, Diagnosis and Immune Response.

▲ 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. Epidemiology71▲ 3.4×103 topics
  2. Inflammation52▲ 4.8×68 topics
  3. Cardiovascular Disease38▲ 6.4×35 topics
  4. Metabolic Syndrome38▲ 8.8×19 topics
  5. Diagnosis26▲ 5.3×35 topics
  6. Insulin Resistance26▲ 11×9 topics
  7. Obesity26▲ 6.4×20 topics
  8. Chemotherapy23▲ 6.3×22 topics
  9. Treatment23▲ 3.6×33 topics
  10. Immune Response22▲ 7.4×15 topics
  11. Management21▲ 5.0×24 topics
  12. Cancer19▲ 2.7×42 topics
  13. Risk Factors17▲ 3.0×25 topics
  14. Immunotherapy17▲ 4.5×18 topics
  15. Hepatocellular Carcinoma16▲ 15×3 topics
  16. Pandemic16▲ 2.9×6 topics
  17. Prognostic Factors16▲ 7.2×14 topics
  18. Diabetes16▲ 6.0×15 topics
  19. Clinical Practice Guidelines16▲ 5.5×12 topics
  20. Autoantibodies15▲ 12×8 topics
  21. Clinical Trials15▲ 4.3×15 topics
  22. Hypertension14▲ 9.4×13 topics
  23. Hepatic Steatosis14▲ 18×2 topics
  24. SARS-CoV-214▲ 8.2×6 topics
  25. Genetic Mutations14▲ 6.1×17 topics
  26. Clinical Guidelines14▲ 8.9×7 topics
  27. ACE2 Receptor13▲ 10×3 topics
  28. Guidelines13▲ 5.3×12 topics
  29. Heart Failure13▲ 5.5×13 topics
  30. Thrombosis12▲ 8.5×7 topics
  31. Atherosclerosis12▲ 8.0×11 topics
  32. Neoadjuvant Therapy12▲ 9.7×5 topics
  33. NAFLD11▲ 18×1 topic
  34. NASH11▲ 18×1 topic
  35. Type 2 Diabetes11▲ 9.6×5 topics
  36. Survival Analysis11▲ 7.8×6 topics
  37. Rituximab11▲ 14×4 topics
  38. Toll-like Receptors11▲ 18×4 topics
  39. Systemic Lupus Erythematosus10▲ 34×2 topics
  40. Weight Loss10▲ 11×4 topics

Which research topics does Laiko General Hospital of Athens publish most on?

By volume in 2022–2025: Liver Disease Diagnosis and Treatment, Systemic Lupus Erythematosus Research, COVID-19 Clinical Research Studies and Esophageal and GI Pathology.

Liver Disease Diagnosis and Treatment: 11 fractional worksSystemic Lupus Erythematosus Research: 10 fractional worksCOVID-19 Clinical Resear…8COVID-19 Clinical Research Studies: 8 fractional worksEsophageal and GI Pathol…6Esophageal and GI Pathology: 6 fractional worksDiet and metabolism studies: 5 fractional worksLipoproteins and Cardiovascular Health: 5 fractional worksBlood Pressure and Hyper…5Blood Pressure and Hypertension Studies: 5 fractional worksDiabetes Treatment and Management: 5 fractional worksSARS-CoV-2 and COVID-19 Research: 5 fractional worksLiver Disease and Transp…5Liver Disease and Transplantation: 5 fractional works
EpidemiologyRheumatologyInfectious DiseasesSurgery4 others

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

  1. 1 Liver Disease Diagnosis and Treatment Epidemiology 11 works
  2. 2 Systemic Lupus Erythematosus Research Rheumatology 10 works
  3. 3 COVID-19 Clinical Research Studies Infectious Diseases 8 works
  4. 4 Esophageal and GI Pathology Surgery 6 works
  5. 5 Diet and metabolism studies Physiology 5 works
  6. 6 Lipoproteins and Cardiovascular Health Surgery 5 works
  7. 7 Blood Pressure and Hypertension Studies Cardiology and Cardiovascular Medicine 5 works
  8. 8 Diabetes Treatment and Management Endocrinology, Diabetes and Metabolism 5 works
  9. 9 SARS-CoV-2 and COVID-19 Research Infectious Diseases 5 works
  10. 10 Liver Disease and Transplantation Hepatology 5 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 available41.9%not open58.1%

World: 28% of research is openly available.

with international co-authors24.1%domestic only75.9%

World: 19% is written across borders.

How has Laiko General Hospital of Athens's research output changed?

Output in 2018–2022 was 57% 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 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.