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Hospital / health system · Oldenburg · Germany

Klinikum Oldenburg

In research, Klinikum Oldenburg stands highest in Medicine (#6,087 of 10,443 worldwide) and Health Sciences (#7,850 of 11,982 worldwide), 2022–2025.

klinikum-oldenburg.deROR OpenAlex
World rank, 2022–2025
#14,933
of 28,054 · #15,409 all time
Rank in Germany
#573
of 1,178
Research works
1.3k
▲ 15% vs 2013–17
Citations
21k
16.6 per fractional work
Top-10% rate
12.5%
record average 16.5%
Open access
28%
world 28%

What is Klinikum Oldenburg 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 #6,087 of 10,443 14.6%117 #5574
Health SciencesDomain #7,850 of 11,982 14.0%126 #7511

Each strip is that field’s whole ranked pool, with the notch where Klinikum Oldenburg 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).

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: 1.31× its world share, 13 worksBiochemistry, Geneti…Immunology and Microbiology: 1.64× its world share, 3 worksImmunology and Micro…Neuroscience: 5.23× its world share, 16 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 0.92× its world share, 1 worksPharmacology, Toxico…Chemistry: 0.31× its world share, 1 worksChemistryComputer Science: 0.26× its world share, 4 worksComputer ScienceEarth and Planetary Sciences: 0.06× its world share, 0 worksEarth and Planetary …Energy: 0.05× its world share, 0 worksEnergyEngineering: 0.05× its world share, 2 worksEngineeringEnvironmental Science: 0.06× its world share, 1 worksEnvironmental ScienceMaterials Science: 0.08× its world share, 0 worksMaterials ScienceMathematics: 3.37× its world share, 8 worksMathematicsPhysics and Astronomy: 0.18× its world share, 1 worksPhysics and AstronomyDentistry: 0.41× its world share, 0 worksDentistryHealth Professions: 1.63× its world share, 8 worksHealth ProfessionsMedicine: 3.21× its world share, 117 worksMedicineNursing: 0.35× its world share, 0 worksNursingArts and Humanities: 0.72× its world share, 4 worksArts and HumanitiesBusiness, Management and Accounting: 0.25× its world share, 2 worksBusiness, Management…Decision Sciences: 0.20× its world share, 0 worksDecision SciencesEconomics, Econometrics and Finance: 0.25× its world share, 1 worksEconomics, Econometr…Psychology: 0.81× its world share, 5 worksPsychologySocial Sciences: 0.11× its world share, 3 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Neuroscience, 5.2×. Every wedge is a field page.

Who are the top researchers at Klinikum Oldenburg?

Ranked on the composite score, Bernd Metzner, Hans-Rudolf Raab and Albrecht Elsässer lead among researchers whose main affiliation is Klinikum Oldenburg.

  1. 1 Bernd Metzner Germany · #89,118 worldwide 247 citations · 31 works
  2. 2 Hans-Rudolf Raab Germany · #153,794 worldwide 115 citations · 32 works
  3. 3 Albrecht Elsässer Germany · #163,303 worldwide 165 citations · 27 works
  4. 4 Erhard Hölzle Germany · #230,405 worldwide 105 citations · 40 works
  5. 5 Hermann L. Müller Germany · #245,540 worldwide 269 citations · 106 works
  6. 6 H Seifert Germany · #372,825 worldwide 64 citations · 45 works
  7. 7 Michael Horst Germany · #465,789 worldwide 55 citations · 23 works
  8. 8 O. Dapunt Germany · #556,957 worldwide 82 citations · 80 works
  9. 9 U Gebhardt Germany · #736,737 worldwide 30 citations · 25 works
  10. 10 Andreas Radeloff Germany · #765,160 worldwide 21 citations · 30 works
All ranked researchers at Klinikum Oldenburg

Which keywords describe research at Klinikum Oldenburg?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Quality of Life, Hearing Loss, Epidemiology, Health-related Quality of Life, Growth Hormone, Speech Perception, Social Isolation and Cognitive Decline.

▲ 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. Epidemiology19▲ 2.5×64 topics
  2. Quality of Life14▲ 5.3×25 topics
  3. Hearing Loss11▲ 49×4 topics
  4. Health-related Quality of Life10▲ 22×6 topics
  5. Growth Hormone10▲ 104×2 topics
  6. Cognitive Decline9▲ 39×2 topics
  7. Social Isolation9▲ 23×2 topics
  8. Speech Perception9▲ 56×2 topics
  9. Language Development9▲ 38×2 topics
  10. Age-related Hearing Loss9▲ 125×1 topic
  11. Cochlear Implants9▲ 125×1 topic
  12. Diagnosis8▲ 4.6×23 topics
  13. Endoscopic Surgery8▲ 44×3 topics
  14. Cushing's Syndrome8▲ 131×1 topic
  15. Pituitary Adenomas8▲ 131×1 topic
  16. Inflammation7▲ 1.83×36 topics
  17. Complications7▲ 7.4×12 topics
  18. Treatment6▲ 2.8×24 topics
  19. Chemotherapy6▲ 4.3×18 topics
  20. Neoadjuvant Therapy6▲ 13×5 topics
  21. Immunotherapy5▲ 3.6×15 topics
  22. Surgery5▲ 7.4×9 topics
  23. Management5▲ 3.2×14 topics
  24. Mortality4▲ 4.1×11 topics
  25. Meta-Analysis4▲ 4.0×7 topics
  26. Guidelines4▲ 4.4×10 topics
  27. Endoscopic Resection4▲ 20×2 topics
  28. Genetic Mutations4▲ 4.7×14 topics
  29. Rehabilitation4▲ 5.1×9 topics
  30. Surgical Management4▲ 4.6×12 topics
  31. Preoperative Chemoradiotherapy3▲ 21×2 topics
  32. Barrett's Esophagus3▲ 38×1 topic
  33. Chemoradiation3▲ 24×2 topics
  34. Esophageal Carcinoma3▲ 38×1 topic
  35. Chronic Pain3▲ 6.8×4 topics
  36. Elderly Patients3▲ 8.5×4 topics
  37. Medical Ethics3▲ 10×4 topics
  38. Cultural Transmission2▲ 17×2 topics
  39. Postoperative Complications2▲ 9.9×3 topics
  40. Mechanical Ventilation2▲ 11×2 topics

Which research topics does Klinikum Oldenburg publish most on?

By volume in 2022–2025: Hearing Loss and Rehabilitation, Pituitary Gland Disorders and Treatments, Esophageal Cancer Research and Treatment and History and Theory of Mathematics.

Hearing Loss and Rehabil…9Hearing Loss and Rehabilitation: 9 fractional worksPituitary Gland Disorder…8Pituitary Gland Disorders and Treatments: 8 fractional worksEsophageal Cancer Research and Treatment: 3 fractional worksHistory and Theory of Mathematics: 2 fractional worksNoise Effects and Management: 2 fractional worksGrowth Hormone and Insulin-like Growth Factors: 2 fractional worksTracheal and airway disorders: 2 fractional worksMathematics and Applications: 2 fractional worksEsophageal and GI Pathology: 2 fractional worksPancreatic and Hepatic Oncology Research: 2 fractional works
Cognitive NeuroscienceEndocrinology, Diabetes and MetabolismSurgeryTheoretical Computer Science4 others

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

  1. 1 Hearing Loss and Rehabilitation Cognitive Neuroscience 9 works
  2. 2 Pituitary Gland Disorders and Treatments Endocrinology, Diabetes and Metabolism 8 works
  3. 3 Esophageal Cancer Research and Treatment Surgery 3 works
  4. 4 History and Theory of Mathematics Theoretical Computer Science 2 works
  5. 5 Noise Effects and Management Speech and Hearing 2 works
  6. 6 Growth Hormone and Insulin-like Growth Factors Endocrinology, Diabetes and Metabolism 2 works
  7. 7 Tracheal and airway disorders Pulmonary and Respiratory Medicine 2 works
  8. 8 Mathematics and Applications Geometry and Topology 2 works
  9. 9 Esophageal and GI Pathology Surgery 2 works
  10. 10 Pancreatic and Hepatic Oncology Research Oncology 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 available28.4%not open71.6%

World: 28% of research is openly available.

with international co-authors16.6%domestic only83.4%

World: 19% is written across borders.

How has Klinikum Oldenburg's research output changed?

Output in 2018–2022 was 15% 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 Oldenburg

All research institutions in Oldenburg

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.