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Hospital / health system · Aachen · Germany

Ophthalmology Clinic

In research, Ophthalmology Clinic stands highest in Medicine (#4,625 of 10,443 worldwide) and Health Sciences (#6,185 of 11,982 worldwide), 2022–2025. Relative to its size it is most specialised in Ophthalmology, Radiology, Nuclear Medicine and Imaging and Public Health, Environmental and Occupational Health — Ophthalmology is 80.3× its share of world research.

ukaachen.de/en/clinics-institutes/klinik-fuer-augenheilkunde.htmlROR OpenAlex
World rank, 2022–2025
#19,087
of 28,054 · #27,023 all time
Rank in Germany
#748
of 1,178
Research works
1.3k
▼ 13% vs 2013–17
Citations
8.9k
6.7 per fractional work
Top-10% rate
2.7%
record average 16.5%
Open access
30%
world 28%

What is Ophthalmology Clinic 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 #4,625 of 10,443 2.8%200 #9617
Health SciencesDomain #6,185 of 11,982 2.8%207 #11259

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

Where its research is concentrated relative to its size: Ophthalmology takes 80.3× the share of its output that it takes of world research.

  1. OphthalmologySubfield · 52.8 works80×
  2. Radiology, Nuclear Medicine and ImagingSubfield · 32.9 works15×
  3. Public Health, Environmental and Occupational HealthSubfield · 21.3 works6.6×
← 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, 2 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 1.16× its world share, 15 worksBiochemistry, Geneti…Immunology and Microbiology: 1.36× its world share, 3 worksImmunology and Micro…Neuroscience: 1.66× its world share, 7 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 0.67× its world share, 1 worksPharmacology, Toxico…Chemistry: 0.03× its world share, 0 worksChemistryComputer Science: 0.02× its world share, 0 worksComputer ScienceEngineering: 0.12× its world share, 4 worksEngineeringEnvironmental Science: 0.03× its world share, 0 worksEnvironmental ScienceMaterials Science: 0.02× its world share, 0 worksMaterials ScienceMathematics: 0.08× its world share, 0 worksMathematicsPhysics and Astronomy: 0.06× its world share, 0 worksPhysics and AstronomyDentistry: 1.35× its world share, 2 worksDentistryHealth Professions: 0.67× its world share, 4 worksHealth ProfessionsMedicine: 4.23× its world share, 200 worksMedicineNursing: 0.20× its world share, 0 worksNursingVeterinary: 1.50× its world share, 0 worksVeterinaryArts and Humanities: 0.24× its world share, 2 worksArts and HumanitiesBusiness, Management and Accounting: 0.04× its world share, 0 worksBusiness, Management…Decision Sciences: 0.18× its world share, 0 worksDecision SciencesEconomics, Econometrics and Finance: 0.07× its world share, 0 worksEconomics, Econometr…Psychology: 0.24× its world share, 2 worksPsychologySocial Sciences: 0.04× its world share, 1 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.

Which keywords describe research at Ophthalmology Clinic?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Epidemiology, Intraocular Pressure, Glaucoma, Optical Coherence Tomography, Optic Nerve, Retinal Ganglion Cells, Neurodegeneration and Dry Eye Disease.

▲ 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. Epidemiology45▲ 4.6×65 topics
  2. Intraocular Pressure28▲ 134×2 topics
  3. Glaucoma23▲ 64×4 topics
  4. Optical Coherence Tomography19▲ 76×3 topics
  5. Optic Nerve16▲ 68×2 topics
  6. Retinal Ganglion Cells16▲ 59×3 topics
  7. Risk Factors16▲ 5.9×11 topics
  8. Neurodegeneration16▲ 21×4 topics
  9. Dry Eye Disease15▲ 193×1 topic
  10. Ocular Surface15▲ 193×1 topic
  11. Ocular Hypertension15▲ 115×1 topic
  12. Visual Field Progression15▲ 115×1 topic
  13. Corneal Biomechanics13▲ 163×1 topic
  14. Inflammation13▲ 2.6×36 topics
  15. Keratoconus13▲ 163×1 topic
  16. Myopia13▲ 91×2 topics
  17. Intravitreal Injection12▲ 72×2 topics
  18. Oxidative Stress11▲ 2.7×19 topics
  19. Macular Degeneration11▲ 36×3 topics
  20. Wound Healing10▲ 16×7 topics
  21. Tissue Engineering9▲ 6.2×5 topics
  22. Stem Cell Therapy9▲ 40×2 topics
  23. Corneal Regeneration9▲ 141×1 topic
  24. Limbal Stem Cells9▲ 141×1 topic
  25. Genetic Mutations8▲ 7.9×15 topics
  26. Diabetic Retinopathy8▲ 34×2 topics
  27. Endophthalmitis8▲ 98×2 topics
  28. Vascular Endothelial Growth Factor8▲ 39×2 topics
  29. OCT Imaging8▲ 113×2 topics
  30. Global Prevalence7▲ 31×2 topics
  31. Visual Impairment7▲ 58×2 topics
  32. Antibiotic Resistance7▲ 7.0×8 topics
  33. Childhood Myopia7▲ 72×1 topic
  34. Macular Hole7▲ 126×1 topic
  35. Refractive Error7▲ 72×1 topic
  36. Vitreoretinal Surgery7▲ 126×1 topic
  37. Choroidal Thickness6▲ 50×1 topic
  38. Retinal Pigment Epithelium6▲ 50×1 topic
  39. Femtosecond Laser6▲ 50×1 topic
  40. Intraocular Lens Implantation6▲ 92×1 topic

Which research topics does Ophthalmology Clinic publish most on?

By volume in 2022–2025: Ocular Surface and Contact Lens, Glaucoma and retinal disorders, Corneal surgery and disorders and Corneal Surgery and Treatments.

Ocular Surface and Contact Lens: 15 fractional worksGlaucoma and retinal disorders: 15 fractional worksCorneal surgery and diso…13Corneal surgery and disorders: 13 fractional worksCorneal Surgery and Trea…9Corneal Surgery and Treatments: 9 fractional worksOphthalmology and Visual Impairment Studies: 7 fractional worksRetinal and Macular Surgery: 7 fractional worksRetinal Diseases and Tre…6Retinal Diseases and Treatments: 6 fractional worksIntraocular Surgery and Lenses: 6 fractional worksOcular Infections and Treatments: 6 fractional worksOphthalmology and Eye Disorders: 5 fractional works
Public Health, Environmental and Occupational HealthOphthalmologyRadiology, Nuclear Medicine and ImagingEpidemiology1 others

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

  1. 1 Ocular Surface and Contact Lens Public Health, Environmental and Occupational Health 15 works
  2. 2 Glaucoma and retinal disorders Ophthalmology 15 works
  3. 3 Corneal surgery and disorders Radiology, Nuclear Medicine and Imaging 13 works
  4. 4 Corneal Surgery and Treatments Radiology, Nuclear Medicine and Imaging 9 works
  5. 5 Ophthalmology and Visual Impairment Studies Epidemiology 7 works
  6. 6 Retinal and Macular Surgery Radiology, Nuclear Medicine and Imaging 7 works
  7. 7 Retinal Diseases and Treatments Ophthalmology 6 works
  8. 8 Intraocular Surgery and Lenses Ophthalmology 6 works
  9. 9 Ocular Infections and Treatments Ophthalmology 6 works
  10. 10 Ophthalmology and Eye Disorders Pathology and Forensic Medicine 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 available30.3%not open69.7%

World: 28% of research is openly available.

with international co-authors32.8%domestic only67.2%

World: 19% is written across borders.

How has Ophthalmology Clinic's research output changed?

Output in 2018–2022 was 13% 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 Aachen

All research institutions in Aachen

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.