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Hospital / health system · Leverkusen · Germany

Klinikum Leverkusen

In research, Klinikum Leverkusen stands highest in Physical Sciences (#11,369 of 12,888 worldwide), Health Sciences (#11,196 of 11,982 worldwide) and Life Sciences (#7,515 of 7,800 worldwide), 2022–2025. Relative to its size it is most specialised in Ecology, Evolution, Behavior and Systematics and Mathematics — Ecology, Evolution, Behavior and Systematics is 30.7× its share of world research.

klinikum-lev.deROR OpenAlex
World rank, 2022–2025
#19,404
of 28,054 · #9,795 all time
Rank in Germany
#760
of 1,178
Research works
1.5k
▲ 56% vs 2013–17
Citations
11k
7.2 per fractional work
Top-10% rate
3.2%
record average 16.5%
Open access
15%
world 28%

What is Klinikum Leverkusen 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
Physical SciencesDomain #11,369 of 12,888 1.2%86 #6534
Health SciencesDomain #11,196 of 11,982 5.8%64 #12304
Life SciencesDomain #7,515 of 7,800 1.8%65 #12160

Each strip is that field’s whole ranked pool, with the notch where Klinikum Leverkusen 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. Physical Sciences#6,534 #11,369
  2. Health Sciences#12,304 #11,196
  3. Life Sciences#12,160 #7,515
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 Klinikum Leverkusen specialise in?

Where its research is concentrated relative to its size: Ecology, Evolution, Behavior and Systematics takes 30.7× the share of its output that it takes of world research.

  1. Ecology, Evolution, Behavior and SystematicsSubfield · 35.1 works31×
  2. MathematicsField · 24.9 works8.7×
← 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: 3.56× its world share, 41 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 1.42× its world share, 18 worksBiochemistry, Geneti…Immunology and Microbiology: 0.48× its world share, 1 worksImmunology and Micro…Neuroscience: 0.49× its world share, 2 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 2.45× its world share, 2 worksPharmacology, Toxico…Chemical Engineering: 0.33× its world share, 0 worksChemical EngineeringChemistry: 0.68× its world share, 3 worksChemistryComputer Science: 0.11× its world share, 2 worksComputer ScienceEarth and Planetary Sciences: 2.70× its world share, 10 worksEarth and Planetary …Energy: 0.03× its world share, 0 worksEnergyEngineering: 0.46× its world share, 17 worksEngineeringEnvironmental Science: 1.37× its world share, 17 worksEnvironmental ScienceMaterials Science: 0.63× its world share, 5 worksMaterials ScienceMathematics: 8.67× its world share, 25 worksMathematicsPhysics and Astronomy: 1.27× its world share, 7 worksPhysics and AstronomyHealth Professions: 1.82× its world share, 12 worksHealth ProfessionsMedicine: 1.11× its world share, 52 worksMedicineNursing: 0.21× its world share, 0 worksNursingVeterinary: 1.38× its world share, 0 worksVeterinaryArts and Humanities: 2.10× its world share, 15 worksArts and HumanitiesBusiness, Management and Accounting: 0.26× its world share, 2 worksBusiness, Management…Decision Sciences: 0.35× its world share, 1 worksDecision SciencesEconomics, Econometrics and Finance: 0.14× its world share, 1 worksEconomics, Econometr…Psychology: 0.13× its world share, 1 worksPsychologySocial Sciences: 0.32× its world share, 10 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Mathematics, 8.7×. Every wedge is a field page.

Who are the top researchers at Klinikum Leverkusen?

Ranked on the composite score, Gisela Eberlein, Norbert Mülleneisen and Heinz Klaus Strick lead among researchers whose main affiliation is Klinikum Leverkusen.

  1. 1 Gisela Eberlein · #697,966 worldwide 0 citations · 17 works
  2. 2 Norbert Mülleneisen · #753,765 worldwide 11 citations · 24 works
  3. 3 Heinz Klaus Strick · #842,325 worldwide 0 citations · 44 works
  4. 4 U. Gramberg · #861,935 worldwide 6 citations · 25 works
  5. 5 M. Tauchert · #1,141,352 worldwide 34 citations · 39 works
  6. 6 J. D. Ringe · #1,166,344 worldwide 18 citations · 27 works
  7. 7 W Jansen · #1,235,832 worldwide 11 citations · 27 works
  8. 8 Ulrich Eisele · #1,255,749 worldwide 36 citations · 24 works
  9. 9 H. Garschägen · #1,316,402 worldwide 7 citations · 352 works
  10. 10 Henning Adamek · #1,342,054 worldwide 10 citations · 34 works
All ranked researchers at Klinikum Leverkusen

Which keywords describe research at Klinikum Leverkusen?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Biodiversity, Biogeography, Phylogeny, Taxonomy, Teaching Methods, Invasive Species, Mathematics Education and Evolution.

▲ 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. Biodiversity25▲ 14×16 topics
  2. Biogeography22▲ 35×19 topics
  3. Phylogeny22▲ 60×17 topics
  4. Taxonomy20▲ 64×14 topics
  5. Teaching Methods20▲ 56×3 topics
  6. Invasive Species20▲ 19×16 topics
  7. Mathematics Education18▲ 165×2 topics
  8. Evolution18▲ 30×10 topics
  9. Cultural Transmission18▲ 92×2 topics
  10. Historical Sources18▲ 428×1 topic
  11. Mathematical Concepts18▲ 428×1 topic
  12. Climate Change13▲ 2.0×23 topics
  13. DNA Barcoding13▲ 33×7 topics
  14. Molecular Phylogeny12▲ 32×9 topics
  15. Morphology10▲ 24×6 topics
  16. Diversification9▲ 95×2 topics
  17. Conservation8▲ 7.6×13 topics
  18. Habitat Fragmentation8▲ 15×4 topics
  19. Ecology8▲ 21×6 topics
  20. Phylogenetics8▲ 73×2 topics
  21. Global Change8▲ 12×4 topics
  22. Coleoptera7▲ 139×2 topics
  23. Rehabilitation6▲ 6.8×9 topics
  24. Speciation6▲ 62×2 topics
  25. Ecosystem Services6▲ 6.1×1 topic
  26. Pollinator Decline6▲ 28×1 topic
  27. Interdisciplinary Collaboration6▲ 33×2 topics
  28. Cryptic Species5▲ 94×2 topics
  29. Genetic Analysis5▲ 52×2 topics
  30. Groundwater5▲ 27×2 topics
  31. Quality5▲ 53×2 topics
  32. beetles5▲ 169×1 topic
  33. Cavefish5▲ 191×1 topic
  34. Outcome Measurement5▲ 205×1 topic
  35. Patient Care5▲ 18×1 topic
  36. Subterranean5▲ 191×1 topic
  37. Phylogenetic Analysis5▲ 6.6×12 topics
  38. Biological Control4▲ 12×7 topics
  39. Cretaceous4▲ 85×2 topics
  40. Ecosystem Functioning4▲ 9.2×6 topics

Which research topics does Klinikum Leverkusen publish most on?

By volume in 2022–2025: History and Theory of Mathematics, Plant and animal studies, Coleoptera Taxonomy and Distribution and Subterranean biodiversity and taxonomy.

History and Theory of Ma…18History and Theory of Mathematics: 18 fractional worksPlant and animal studies: 6 fractional worksColeoptera Taxonomy and Distribution: 5 fractional worksSubterranean biodiversit…5Subterranean biodiversity and taxonomy: 5 fractional worksMedical Practices and Rehabilitation: 5 fractional worksFossil Insects in Amber: 4 fractional worksHistorical Astronomy and…4Historical Astronomy and Related Studies: 4 fractional worksProbability and Statistical Research: 4 fractional worksPlant Diversity and Evolution: 4 fractional worksAdvanced Theoretical and Applied Studies in Material Sciences and Geometry: 4 fractional works
Theoretical Computer ScienceEcology, Evolution, Behavior and SystematicsPaleontologyPhysical Therapy, Sports Therapy and Rehabilitation3 others

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

  1. 1 History and Theory of MathematicsTheoretical Computer Science 18 works
  2. 2 Plant and animal studiesEcology, Evolution, Behavior and Systematics 6 works
  3. 3 Coleoptera Taxonomy and DistributionEcology, Evolution, Behavior and Systematics 5 works
  4. 4 Subterranean biodiversity and taxonomyPaleontology 5 works
  5. 5 Medical Practices and RehabilitationPhysical Therapy, Sports Therapy and Rehabilitation 5 works
  6. 6 Fossil Insects in AmberEcology, Evolution, Behavior and Systematics 4 works
  7. 7 Historical Astronomy and Related StudiesAstronomy and Astrophysics 4 works
  8. 8 Probability and Statistical ResearchStatistics and Probability 4 works
  9. 9 Plant Diversity and EvolutionEcology, Evolution, Behavior and Systematics 4 works
  10. 10 Advanced Theoretical and Applied Studies in Material Sciences and GeometryBiomedical Engineering 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 available15.2%not open84.8%

World: 28% of research is openly available.

with international co-authors11.9%domestic only88.1%

World: 19% is written across borders.

How has Klinikum Leverkusen's research output changed?

Output in 2018–2022 was 56% 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 Leverkusen

All research institutions in Leverkusen

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.