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Hospital / health system · Paris · France

Hôpital Saint-Louis

In research, Hôpital Saint-Louis stands highest in Medicine (#1,065 of 10,443 worldwide), Health Sciences (#1,541 of 11,982 worldwide) and Life Sciences (#1,796 of 7,800 worldwide), 2022–2025. Relative to its size it is most specialised in Hematology, Dermatology and Genetics — Hematology is 23.8× its share of world research.

hopital-saintlouis.aphp.frROR OpenAlex
World rank, 2022–2025
#3,551
of 28,054 · #1,619 all time
Rank in France
#73
of 1,422
Research works
8.5k
◆ 1% vs 2013–17
Citations
214k
25.2 per fractional work
Top-10% rate
13.0%
record average 16.5%
Open access
19%
world 28%

What is Hôpital Saint-Louis 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 #1,065 of 10,443 13.2%508 #405
Health SciencesDomain #1,541 of 11,982 12.9%534 #524
Life SciencesDomain #1,796 of 7,800 14.1%131 #711
Biochemistry, Genetics and Molecular BiologyField #3,126 of 3,579 13.4%70 #1683

Each strip is that field’s whole ranked pool, with the notch where Hôpital Saint-Louis 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#405 #1,065
  2. Health Sciences#524 #1,541
  3. Life Sciences#711 #1,796
  4. Biochemistry, Genetics and Molecular Biology#1,683 #3,126
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 Hôpital Saint-Louis specialise in?

Where its research is concentrated relative to its size: Hematology takes 23.8× the share of its output that it takes of world research.

  1. HematologySubfield · 50.7 works24×
  2. DermatologySubfield · 34.7 works19×
  3. GeneticsSubfield · 33.4 works17×
  4. Pathology and Forensic MedicineSubfield · 30.8 works8.4×
  5. ImmunologySubfield · 40.5 works8.4×
← 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: 0.14× its world share, 5 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 1.87× its world share, 70 worksBiochemistry, Geneti…Immunology and Microbiology: 6.73× its world share, 48 worksImmunology and Micro…Neuroscience: 0.38× its world share, 4 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 1.43× its world share, 4 worksPharmacology, Toxico…Chemistry: 0.20× its world share, 2 worksChemistryComputer Science: 0.04× its world share, 2 worksComputer ScienceEnergy: 0.03× its world share, 0 worksEnergyEngineering: 0.08× its world share, 8 worksEngineeringEnvironmental Science: 0.07× its world share, 2 worksEnvironmental ScienceMaterials Science: 0.02× its world share, 1 worksMaterials ScienceMathematics: 0.19× its world share, 2 worksMathematicsPhysics and Astronomy: 0.08× its world share, 1 worksPhysics and AstronomyDentistry: 0.68× its world share, 2 worksDentistryHealth Professions: 1.12× its world share, 21 worksHealth ProfessionsMedicine: 3.75× its world share, 508 worksMedicineNursing: 0.37× its world share, 1 worksNursingVeterinary: 2.21× its world share, 2 worksVeterinaryArts and Humanities: 0.06× its world share, 1 worksArts and HumanitiesBusiness, Management and Accounting: 0.09× its world share, 2 worksBusiness, Management…Decision Sciences: 0.09× its world share, 1 worksDecision SciencesEconomics, Econometrics and Finance: 0.31× its world share, 5 worksEconomics, Econometr…Psychology: 0.30× its world share, 6 worksPsychologySocial Sciences: 0.06× its world share, 5 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Immunology and Microbiology, 6.7×. Every wedge is a field page.

Who are the top researchers at Hôpital Saint-Louis?

Ranked on the composite score, Christian Gisselbrecht, Élie Azoulay and A. Philippon lead among researchers whose main affiliation is Hôpital Saint-Louis.

  1. 1 Christian Gisselbrecht France · #5,868 worldwide 954 citations · 62 works
  2. 2 Élie Azoulay France · #5,988 worldwide 1k citations · 121 works
  3. 3 A. Philippon France · #10,514 worldwide 653 citations · 58 works
  4. 4 Alfred Mahr France · #13,466 worldwide 485 citations · 59 works
  5. 5 M Laval-Jeantet France · #14,526 worldwide 339 citations · 62 works
  6. 6 Francis Galibert France · #17,214 worldwide 839 citations · 60 works
  7. 7 Éric Lepage France · #18,487 worldwide 547 citations · 46 works
  8. 8 Jean Trédaniel France · #20,941 worldwide 319 citations · 51 works
  9. 9 Célèste Lebbé France · #21,076 worldwide 1.6k citations · 193 works
  10. 10 Claude Chastang France · #23,273 worldwide 467 citations · 43 works
All ranked researchers at Hôpital Saint-Louis

Which keywords describe research at Hôpital Saint-Louis?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Prognostic Factors, Epidemiology, Rituximab, Diagnosis, Immunotherapy, Lymphoma, Chemotherapy and Hematopoietic Stem Cells.

▲ 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. Epidemiology84▲ 3.0×111 topics
  2. Prognostic Factors53▲ 17×14 topics
  3. Diagnosis39▲ 5.9×39 topics
  4. Rituximab37▲ 35×4 topics
  5. Immunotherapy35▲ 7.0×18 topics
  6. Chemotherapy30▲ 6.2×24 topics
  7. Treatment30▲ 3.5×45 topics
  8. Lymphoma30▲ 27×4 topics
  9. Inflammation27▲ 1.87×65 topics
  10. Hematopoietic Stem Cells26▲ 43×3 topics
  11. Quality of Life24▲ 2.4×33 topics
  12. Classification21▲ 6.5×5 topics
  13. Cancer Immunotherapy19▲ 18×3 topics
  14. Management19▲ 3.4×26 topics
  15. Autoantibodies18▲ 11×8 topics
  16. AML17▲ 49×1 topic
  17. Acute Myeloid Leukemia17▲ 49×1 topic
  18. Molecular Profiling17▲ 24×3 topics
  19. PET Imaging17▲ 14×5 topics
  20. Gene Expression Profiling16▲ 29×2 topics
  21. Prognostic Scoring System16▲ 59×2 topics
  22. Immunosuppressive Therapy15▲ 12×8 topics
  23. Genetic Pathogenesis15▲ 39×1 topic
  24. Hodgkin's Lymphoma15▲ 39×1 topic
  25. Leukemia15▲ 25×2 topics
  26. Radiotherapy14▲ 5.3×13 topics
  27. Tumor Regression14▲ 18×2 topics
  28. Antifungal Therapy14▲ 22×3 topics
  29. Minimal Residual Disease14▲ 29×2 topics
  30. Mutation14▲ 10×4 topics
  31. Therapeutic Targets14▲ 13×8 topics
  32. CAR T Cells14▲ 26×1 topic
  33. Chimeric Antigen Receptor14▲ 26×1 topic
  34. Genetic Alterations13▲ 25×2 topics
  35. Innate Immunity13▲ 6.0×11 topics
  36. Molecular Characterization13▲ 10×6 topics
  37. Resistance12▲ 17×2 topics
  38. Chronic Lymphocytic Leukemia12▲ 38×1 topic
  39. Genomic Aberrations12▲ 38×1 topic
  40. JAK2 Mutation12▲ 71×1 topic

Which research topics does Hôpital Saint-Louis publish most on?

By volume in 2022–2025: Acute Myeloid Leukemia Research, Lymphoma Diagnosis and Treatment, CAR-T cell therapy research and Chronic Lymphocytic Leukemia Research.

Acute Myeloid Leukemia R…17Acute Myeloid Leukemia Research: 17 fractional worksLymphoma Diagnosis and T…15Lymphoma Diagnosis and Treatment: 15 fractional worksCAR-T cell therapy resea…14CAR-T cell therapy research: 14 fractional worksChronic Lymphocytic Leuk…12Chronic Lymphocytic Leukemia Research: 12 fractional worksMyeloproliferative Neoplasms: Diagnosis and Treatment: 12 fractional worksChronic Myeloid Leukemia Treatments: 12 fractional worksCutaneous lymphoprolifer…10Cutaneous lymphoproliferative disorders research: 10 fractional worksAcute Lymphoblastic Leukemia research: 8 fractional worksHematopoietic Stem Cell Transplantation: 8 fractional worksAutoimmune Bullous Skin Diseases: 7 fractional works
HematologyPathology and Forensic MedicineOncologyGenetics2 others

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

  1. 1 Acute Myeloid Leukemia Research Hematology 17 works
  2. 2 Lymphoma Diagnosis and Treatment Pathology and Forensic Medicine 15 works
  3. 3 CAR-T cell therapy research Oncology 14 works
  4. 4 Chronic Lymphocytic Leukemia Research Genetics 12 works
  5. 5 Myeloproliferative Neoplasms: Diagnosis and Treatment Genetics 12 works
  6. 6 Chronic Myeloid Leukemia Treatments Hematology 12 works
  7. 7 Cutaneous lymphoproliferative disorders research Dermatology 10 works
  8. 8 Acute Lymphoblastic Leukemia research Public Health, Environmental and Occupational Health 8 works
  9. 9 Hematopoietic Stem Cell Transplantation Hematology 8 works
  10. 10 Autoimmune Bullous Skin Diseases Pathology and Forensic Medicine 7 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 available18.7%not open81.3%

World: 28% of research is openly available.

with international co-authors15.9%domestic only84.1%

World: 19% is written across borders.

How has Hôpital Saint-Louis's research output changed?

Output in 2018–2022 was 1% 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 Paris

All research institutions in Paris

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.