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Hospital / health system · Bordeaux · France

Hôpital Pellegrin

In research, Hôpital Pellegrin stands highest in Medicine (#4,112 of 10,443 worldwide) and Health Sciences (#5,274 of 11,982 worldwide), 2022–2025. Relative to its size it is most specialised in Immunology and Immunology and Microbiology — Immunology is 11.2× its share of world research.

chu-bordeaux.fr/LES-HOPITAUX-ET-SITES-DU-CHU/Groupe-hospitalier-Pellegrin/TripodeROR OpenAlex
World rank, 2022–2025
#13,378
of 28,054 · #5,518 all time
Rank in France
#555
of 1,422
Research works
4.4k
▼ 34% vs 2013–17
Citations
81k
18.4 per fractional work
Top-10% rate
9.7%
record average 16.5%
Open access
13%
world 28%

What is Hôpital Pellegrin 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 #4,112 of 10,443 11.2%191 #1202
Health SciencesDomain #5,274 of 11,982 10.8%206 #1528

Each strip is that field’s whole ranked pool, with the notch where Hôpital Pellegrin 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 Hôpital Pellegrin specialise in?

Where its research is concentrated relative to its size: Immunology takes 11.2× the share of its output that it takes of world research.

  1. ImmunologySubfield · 22.0 works11×
  2. Immunology and MicrobiologyField · 23.6 works8.2×
← 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: 0.09× its world share, 1 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 1.47× its world share, 22 worksBiochemistry, Geneti…Immunology and Microbiology: 8.21× its world share, 24 worksImmunology and Micro…Neuroscience: 1.36× its world share, 6 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 1.17× its world share, 1 worksPharmacology, Toxico…Chemistry: 0.05× its world share, 0 worksChemistryComputer Science: 0.09× its world share, 2 worksComputer ScienceEarth and Planetary Sciences: 0.11× its world share, 0 worksEarth and Planetary …Energy: 0.02× its world share, 0 worksEnergyEngineering: 0.15× its world share, 6 worksEngineeringEnvironmental Science: 0.14× its world share, 2 worksEnvironmental ScienceMaterials Science: 0.03× its world share, 0 worksMaterials ScienceMathematics: 0.06× its world share, 0 worksMathematicsPhysics and Astronomy: 0.04× its world share, 0 worksPhysics and AstronomyDentistry: 0.78× its world share, 1 worksDentistryHealth Professions: 1.60× its world share, 12 worksHealth ProfessionsMedicine: 3.47× its world share, 191 worksMedicineNursing: 1.08× its world share, 2 worksNursingVeterinary: 1.30× its world share, 0 worksVeterinaryArts and Humanities: 0.12× its world share, 1 worksArts and HumanitiesDecision Sciences: 0.22× its world share, 1 worksDecision SciencesEconomics, Econometrics and Finance: 0.21× its world share, 1 worksEconomics, Econometr…Psychology: 0.63× its world share, 6 worksPsychologySocial Sciences: 0.13× 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, 8.2×. Every wedge is a field page.

Who are the top researchers at Hôpital Pellegrin?

Ranked on the composite score, Christophe Richez, Françis Mégraud and J. Horovitz lead among researchers whose main affiliation is Hôpital Pellegrin.

  1. 1 Christophe Richez France · #36,446 worldwide 365 citations · 64 works
  2. 2 Françis Mégraud France · #37,941 worldwide 573 citations · 114 works
  3. 3 J. Horovitz France · #114,621 worldwide 52 citations · 36 works
  4. 4 B Bannwarth France · #156,987 worldwide 119 citations · 46 works
  5. 5 Vincent Pointillart France · #174,702 worldwide 93 citations · 30 works
  6. 6 Vincent Darrouzet France · #191,564 worldwide 91 citations · 45 works
  7. 7 J. Baudet France · #224,769 worldwide 61 citations · 22 works
  8. 8 Didier Gruson France · #228,227 worldwide 166 citations · 30 works
  9. 9 Pascal Pillet France · #244,623 worldwide 69 citations · 21 works
  10. 10 Vincent Dousset France · #249,344 worldwide 128 citations · 56 works
All ranked researchers at Hôpital Pellegrin

Which keywords describe research at Hôpital Pellegrin?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Epidemiology, Treatment, Genetic Mutations, Autoantibodies, Diagnosis, Spinal Fusion, Inflammation and Autoimmunity.

▲ 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. Epidemiology37▲ 3.3×108 topics
  2. Treatment16▲ 4.7×38 topics
  3. Inflammation15▲ 2.6×58 topics
  4. Diagnosis12▲ 4.7×35 topics
  5. Quality of Life11▲ 2.8×33 topics
  6. Genetic Mutations10▲ 8.2×21 topics
  7. Autoantibodies10▲ 15×8 topics
  8. Management10▲ 4.4×27 topics
  9. Spinal Fusion10▲ 35×2 topics
  10. Autoimmunity9▲ 21×6 topics
  11. TGF-ß8▲ 19×4 topics
  12. Surgical Treatment8▲ 15×6 topics
  13. Cancer8▲ 2.1×38 topics
  14. Chemotherapy8▲ 4.0×22 topics
  15. Immunotherapy8▲ 3.9×15 topics
  16. Risk Factors8▲ 2.5×21 topics
  17. Clinical Practice Guidelines8▲ 5.0×14 topics
  18. CD4+CD25+7▲ 77×1 topic
  19. Foxp37▲ 77×1 topic
  20. Surgical Management7▲ 6.0×17 topics
  21. Degenerative Disc Disease6▲ 24×2 topics
  22. NK Cell Recognition6▲ 34×1 topic
  23. Natural Killer Cells6▲ 34×1 topic
  24. Pathogenesis6▲ 4.4×21 topics
  25. Prognostic Factors6▲ 5.2×12 topics
  26. Clinical Outcomes6▲ 10×5 topics
  27. Biomechanics6▲ 6.9×8 topics
  28. Low Back Pain6▲ 11×3 topics
  29. Spinal Surgery6▲ 25×2 topics
  30. Immunity5▲ 4.3×10 topics
  31. Scoliosis5▲ 58×1 topic
  32. Spinal Deformity5▲ 58×1 topic
  33. Intervertebral Disc5▲ 25×1 topic
  34. Lumbar Disc Degeneration5▲ 25×1 topic
  35. Molecular Characterization5▲ 9.3×5 topics
  36. Immunosuppressive Therapy4▲ 8.2×8 topics
  37. Palliative Care4▲ 9.1×3 topics
  38. Clinical Management4▲ 8.3×8 topics
  39. Pedicle Screw Fixation4▲ 36×1 topic
  40. Vertebroplasty4▲ 36×1 topic

Which research topics does Hôpital Pellegrin publish most on?

By volume in 2022–2025: T-cell and B-cell Immunology, Immune Cell Function and Interaction, Scoliosis diagnosis and treatment and Spine and Intervertebral Disc Pathology.

T-cell and B-cell Immunology: 7 fractional worksImmune Cell Function and Interaction: 6 fractional worksScoliosis diagnosis and …5Scoliosis diagnosis and treatment: 5 fractional worksSpine and Intervertebral…5Spine and Intervertebral Disc Pathology: 5 fractional worksSpinal Fractures and Fixation Techniques: 4 fractional worksHealth, Medicine and Society: 4 fractional worksImmunotherapy and Immune…3Immunotherapy and Immune Responses: 3 fractional worksHealthcare Systems and Practices: 2 fractional worksAllergic Rhinitis and Sensitization: 2 fractional worksOrthopedic Surgery and Rehabilitation: 2 fractional works
ImmunologySurgeryPathology and Forensic MedicineGeneral Health Professions1 others

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

  1. 1 T-cell and B-cell Immunology Immunology 7 works
  2. 2 Immune Cell Function and Interaction Immunology 6 works
  3. 3 Scoliosis diagnosis and treatment Surgery 5 works
  4. 4 Spine and Intervertebral Disc Pathology Pathology and Forensic Medicine 5 works
  5. 5 Spinal Fractures and Fixation Techniques Surgery 4 works
  6. 6 Health, Medicine and Society General Health Professions 4 works
  7. 7 Immunotherapy and Immune Responses Immunology 3 works
  8. 8 Healthcare Systems and Practices General Health Professions 2 works
  9. 9 Allergic Rhinitis and Sensitization Immunology and Allergy 2 works
  10. 10 Orthopedic Surgery and Rehabilitation Surgery 2 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 available13.0%not open87.0%

World: 28% of research is openly available.

with international co-authors10.8%domestic only89.2%

World: 19% is written across borders.

How has Hôpital Pellegrin's research output changed?

Output in 2018–2022 was 34% 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 Bordeaux

All research institutions in Bordeaux

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.