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Hospital / health system · Herne · Germany

St. Anna Hospital

In research, St. Anna Hospital stands highest in Health Sciences (#6,401 of 9,902 worldwide), 2022-now.

annahospital.deROR OpenAlex
World rank, 2022-now
#20,676
of 22,385 · #14,889 all time
Rank in Germany
#723
of 795
Research works
597
▲ 5% vs 2018-21
Citations
16k
26.8 per fractional work
Top-10% rate
10.4%
all institutions 10.0%
vs its own fields
0.97×
1.00× is exactly expected
Open access
38%
world 40%
International
50%
world 18%
St. Anna Hospital

What is St. Anna Hospital known for in research?

The fields where it stands highest, 2022-now, ranked among every institution above the floor in each field.

FieldWorld rankWhere that sitsTop-10% rateWorksAll time
Health SciencesDomain #6,401 of 9,902 9.7%62 #4595

Each strip is that field's whole ranked pool, with the notch where St. Anna Hospital 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 average mark, because the average differs by field (from about 6% in Dentistry to 21% in Economics).

Which fields of science does St. Anna Hospital work in?

In 2022-now, 78% of research at St. Anna Hospital is in Health Sciences, 11% in Life Sciences. Its largest fields are Medicine (74%), Biochemistry, Genetics and Molecular Biology (4%), Immunology and Microbiology (3%). It does 3.1× the world's share of Health Sciences.

Health Sciences: 82 fractional works · 77.9% of its workMedicine: 78 fractional works · 73.7% of its workSurgery: 18 fractional works · 16.6% of its workCardiology and Cardiovascular Medicine: 7 fractional works · 6.6% of its workPulmonary and Respiratory Medicine: 6 fractional works · 5.8% of its workOncology: 5 fractional works · 4.3% of its workEpidemiology: 4 fractional works · 3.7% of its workPathology and Forensic Medicine: 4 fractional works · 3.6% of its workNeurology: 3 fractional works · 2.7% of its workPhysiology: 2 fractional works · 2.3% of its workOphthalmology: 2 fractional works · 2.2% of its workRadiology, Nuclear Medicine and Imaging: 2 fractional works · 2.2% of its workRheumatology: 2 fractional works · 1.8% of its workReproductive Medicine: 2 fractional works · 1.6% of its workObstetrics and Gynecology: 2 fractional works · 1.5% of its workPublic Health, Environmental and Occupational Health: 2 fractional works · 1.5% of its workPsychiatry and Mental health: 1 fractional works · 1.4% of its workGeriatrics and Gerontology: 1 fractional works · 1.3% of its workOrthopedics and Sports Medicine: 1 fractional works · 1.1% of its workPharmacology: 1 fractional works · 1.0% of its workEndocrinology, Diabetes and Metabolism: 1 fractional works · 1.0% of its workInfectious Diseases: 1 fractional works · 1.0% of its workEmergency Medicine: 1 fractional works · 1.0% of its workPediatrics, Perinatology and Child Health: 1 fractional works · 1.0% of its workUrology: 1 fractional works · 0.9% of its workComplementary and alternative medicine: 1 fractional works · 0.8% of its workRehabilitation: 1 fractional works · 0.8% of its workDermatology: 1 fractional works · 0.7% of its workGenetics: 1 fractional works · 0.6% of its workOtorhinolaryngology: 1 fractional works · 0.6% of its workHematology: 1 fractional works · 0.6% of its workGastroenterology: 1 fractional works · 0.5% of its workAnesthesiology and Pain Medicine: 0 fractional works · 0.5% of its workTransplantation: 0 fractional works · 0.4% of its workHealth Informatics: 0 fractional works · 0.4% of its workCritical Care and Intensive Care Medicine: 0 fractional works · 0.4% of its workNephrology: 0 fractional works · 0.2% of its workFamily Practice: 0 fractional works · 0.2% of its workImmunology and Allergy: 0 fractional works · 0.2% of its workHealth Professions: 2 fractional works · 2.1% of its workGeneral Health Professions: 0 fractional works · 0.5% of its workSpeech and Hearing: 0 fractional works · 0.4% of its workOccupational Therapy: 0 fractional works · 0.4% of its workComplementary and Manual Therapy: 0 fractional works · 0.3% of its workHealth Information Management: 0 fractional works · 0.2% of its workEmergency Medical Services: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.1% of its workNursing: 1 fractional works · 1.3% of its workNutrition and Dietetics: 1 fractional works · 1.3% of its workDentistry: 1 fractional works · 0.5% of its workOral Surgery: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.2% of its workVeterinary: 0 fractional works · 0.3% of its workSmall Animals: 0 fractional works · 0.3% of its workLife Sciences: 12 fractional works · 11.0% of its workBiochemistry, Genetics and Molecular Biology: 4 fractional works · 3.8% of its workMolecular Biology: 2 fractional works · 2.1% of its workGenetics: 1 fractional works · 0.8% of its workCancer Research: 0 fractional works · 0.3% of its workPhysiology: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.4% of its workImmunology and Microbiology: 3 fractional works · 2.5% of its workImmunology: 1 fractional works · 1.4% of its workVirology: 1 fractional works · 0.6% of its workMicrobiology: 0 fractional works · 0.4% of its workSmaller subfields together: 0 fractional works · 0.1% of its workNeuroscience: 3 fractional works · 2.4% of its workCognitive Neuroscience: 1 fractional works · 0.9% of its workCellular and Molecular Neuroscience: 1 fractional works · 0.6% of its workSensory Systems: 0 fractional works · 0.4% of its workNeurology: 0 fractional works · 0.3% of its workEndocrine and Autonomic Systems: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.1% of its workAgricultural and Biological Sciences: 2 fractional works · 2.1% of its workPlant Science: 1 fractional works · 0.5% of its workGeneral Agricultural and Biological Sciences: 0 fractional works · 0.3% of its workSoil Science: 0 fractional works · 0.3% of its workEcology, Evolution, Behavior and Systematics: 0 fractional works · 0.3% of its workFood Science: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.5% of its workPharmacology, Toxicology and Pharmaceutics: 0 fractional works · 0.2% of its workSocial Sciences: 6 fractional works · 6.0% of its workSocial Sciences: 2 fractional works · 1.8% of its workAnthropology: 1 fractional works · 0.6% of its workSociology and Political Science: 1 fractional works · 0.6% of its workEducation: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.3% of its workPsychology: 2 fractional works · 1.5% of its workClinical Psychology: 1 fractional works · 0.6% of its workApplied Psychology: 0 fractional works · 0.3% of its workSocial Psychology: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.3% of its workArts and Humanities: 1 fractional works · 1.4% of its workHistory: 1 fractional works · 0.5% of its workPhilosophy: 0 fractional works · 0.4% of its workVisual Arts and Performing Arts: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.2% of its workBusiness, Management and Accounting: 1 fractional works · 1.0% of its workMarketing: 1 fractional works · 0.9% of its workSmaller subfields together: 0 fractional works · 0.0% of its workEconomics, Econometrics and Finance: 0 fractional works · 0.4% of its workEconomics and Econometrics: 0 fractional works · 0.4% of its workDecision Sciences: 0 fractional works · 0.0% of its workPhysical Sciences: 5 fractional works · 5.1% of its workEnvironmental Science: 2 fractional works · 2.0% of its workNature and Landscape Conservation: 1 fractional works · 0.6% of its workHealth, Toxicology and Mutagenesis: 1 fractional works · 0.6% of its workEcological Modeling: 0 fractional works · 0.3% of its workEcology: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.3% of its workEngineering: 2 fractional works · 1.6% of its workBiomedical Engineering: 1 fractional works · 1.3% of its workElectrical and Electronic Engineering: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.1% of its workComputer Science: 1 fractional works · 0.7% of its workArtificial Intelligence: 0 fractional works · 0.4% of its workComputer Science Applications: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.0% of its workEarth and Planetary Sciences: 0 fractional works · 0.4% of its workAtmospheric Science: 0 fractional works · 0.4% of its workMaterials Science: 0 fractional works · 0.2% of its workChemistry: 0 fractional works · 0.1% of its workPhysics and Astronomy: 0 fractional works · 0.1% of its workALL ITS WORKSt. Anna Hospital105fractional works, 2022-now
Life Sciences11%Physical Sciences5%Health Sciences78%Social Sciences6%

Each ring splits the one inside it: the four domains of science, their fields, their subfields. Size is fractional works in 2022-now. Every slice is a page; the interactive view zooms down to single topics and colours each by how much more of it this institution does than the world.

Its 4 domains and 23 fields, with their numbers
    1. Medicine7873.7%
    2. Health Professions22.1%
    3. Nursing11.3%
    4. Dentistry10.5%
    5. Veterinary00.3%
    1. Biochemistry, Genetics and Molecular Biology43.8%
    2. Immunology and Microbiology32.5%
    3. Neuroscience32.4%
    4. Agricultural and Biological Sciences22.1%
    5. Pharmacology, Toxicology and Pharmaceutics00.2%
    1. Social Sciences21.8%
    2. Psychology21.5%
    3. Arts and Humanities11.4%
    4. Business, Management and Accounting11.0%
    5. Economics, Econometrics and Finance00.4%
    6. Decision Sciences00.0%
    1. Environmental Science22.0%
    2. Engineering21.6%
    3. Computer Science10.7%
    4. Earth and Planetary Sciences00.4%
    5. Materials Science00.2%
    6. Chemistry00.1%
    7. Physics and Astronomy00.1%
All of science, and how each field's share has moved since 1950: the Science domain explorer

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: 0.43× its world share, 2 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.71× its world share, 4 worksBiochemistry, Geneti…Immunology and Microbiology: 2.50× its world share, 3 worksImmunology and Micro…Neuroscience: 1.49× its world share, 2 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 0.56× its world share, 0 worksPharmacology, Toxico…Chemistry: 0.04× its world share, 0 worksChemistryComputer Science: 0.09× its world share, 1 worksComputer ScienceEarth and Planetary Sciences: 0.25× its world share, 0 worksEarth and Planetary …Engineering: 0.11× its world share, 2 worksEngineeringEnvironmental Science: 0.41× its world share, 2 worksEnvironmental ScienceMaterials Science: 0.05× its world share, 0 worksMaterials SciencePhysics and Astronomy: 0.03× its world share, 0 worksPhysics and AstronomyDentistry: 1.00× its world share, 0 worksDentistryHealth Professions: 0.81× its world share, 2 worksHealth ProfessionsMedicine: 3.83× its world share, 78 worksMedicineNursing: 2.58× its world share, 1 worksNursingVeterinary: 2.46× its world share, 0 worksVeterinaryArts and Humanities: 0.48× its world share, 2 worksArts and HumanitiesBusiness, Management and Accounting: 0.30× its world share, 1 worksBusiness, Management…Decision Sciences: 0.04× its world share, 0 worksDecision SciencesEconomics, Econometrics and Finance: 0.17× its world share, 0 worksEconomics, Econometr…Psychology: 0.48× its world share, 2 worksPsychologySocial Sciences: 0.14× its world share, 2 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Medicine, 3.8×. Every wedge is a field page.

All 23 fields, with their numbers
  1. Medicine3.83×78 works
  2. Nursing2.58×1 works
  3. Immunology and Microbiology2.50×3 works
  4. Veterinary2.46×0 works
  5. Neuroscience1.49×2 works
  6. Dentistry1.00×0 works
  7. Health Professions0.81×2 works
  8. Biochemistry, Genetics and Molecular Biology0.71×4 works
  9. Pharmacology, Toxicology and Pharmaceutics0.56×0 works
  10. Arts and Humanities0.48×2 works
  11. Psychology0.48×2 works
  12. Agricultural and Biological Sciences0.43×2 works
  13. Environmental Science0.41×2 works
  14. Business, Management and Accounting0.30×1 works
  15. Earth and Planetary Sciences0.25×0 works
  16. Economics, Econometrics and Finance0.17×0 works
  17. Social Sciences0.14×2 works
  18. Engineering0.11×2 works
  19. Computer Science0.09×1 works
  20. Materials Science0.05×0 works
  21. Chemistry0.04×0 works
  22. Decision Sciences0.04×0 works
  23. Physics and Astronomy0.03×0 works

Who are the top researchers at St. Anna Hospital?

Ranked on the quality score, Sebastian Ruetten, Martin Komp and Georgios Godolias lead among researchers whose main affiliation is St. Anna Hospital.

  1. 1 Sebastian Ruetten Germany · #503,985 worldwide 4.8k citations · 81 works
  2. 2 Martin Komp Germany · #515,079 worldwide 4.4k citations · 51 works
  3. 3 Georgios Godolias Germany · #1,572,392 worldwide 5.2k citations · 107 works
  4. 4 Patrick Hahn Germany · #2,028,311 worldwide 854 citations · 23 works
  5. 5 Semih Oezdemir Germany · #2,849,561 worldwide 486 citations · 17 works
  6. 6 Vera Heuer Germany · #2,905,307 worldwide 412 citations · 17 works
  7. 7 Rico Listringhaus Germany · #3,444,122 worldwide 279 citations · 19 works
  8. 8 Roderich Heikenfeld Germany · #3,487,339 worldwide 400 citations · 28 works
  9. 9 Francesca Ermili Germany · #5,033,057 worldwide 164 citations · 15 works
  10. 10 J. Kozianka Germany · #5,336,737 worldwide 127 citations · 36 works
All ranked researchers at St. Anna Hospital

What are the most cited papers from St. Anna Hospital?

The most cited paper from St. Anna Hospital is "Systematic Pelvic Lymphadenectomy vs No Lymphadenectomy in Early-Stage Endometrial Carcinoma: Randomized Clinical Trial" (Pierluigi Benedetti Panici et al., 2008), with 1,570 citations. Next come "Magnesium in Prevention and Therapy" (1,070) and "Habit-reversal: A method of eliminating nervous habits and tics" (969).

Most cited papers
#PaperReleasedCitations
1 Systematic Pelvic Lymphadenectomy vs No Lymphadenectomy in Early-Stage Endometrial Carcinoma: Randomized Clinical Trial Pierluigi Benedetti Panici et al. · JNCI Journal of the National Cancer Institute 25 Nov 2008 1,570
2 Magnesium in Prevention and Therapy Uwe Gröber, Joachim Schmidt, Klaus Kisters · Nutrients Open access 23 Sep 2015 1,070
3 Habit-reversal: A method of eliminating nervous habits and tics Nathan H. Azrin, R.G. Nunn · Behaviour Research and Therapy Nov 1973 969
4 Full-Endoscopic Interlaminar and Transforaminal Lumbar Discectomy Versus Conventional Microsurgical Technique Sebastian Ruetten, Martin Komp, Harry Rudolf Merk et al. · Spine Apr 2008 877
5 Pulsed Doppler tissue imaging of the velocity of tricuspid annular systolic motion. A new, rapid, and non-invasive method of evaluating right ventricular systolic function Jaroslav Meluzı́n · European Heart Journal Open access 15 Feb 2001 640
All 60 most cited papers, with filters and sorting

Which keywords describe research at St. Anna Hospital?

By fractional works in 2022-now, weighted toward what it does more of than the world: Epidemiology, Inflammation, Complications, Degenerative Disc Disease, Clinical Practice Guidelines, Cardiovascular Disease, Surgical Treatment and Guidelines.

▲ 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-now 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. Epidemiology14▲ 3.4×65 topics
  2. Inflammation8▲ 3.5×42 topics
  3. Cardiovascular Disease4▲ 3.7×25 topics
  4. Quality of Life4▲ 2.6×25 topics
  5. Complications4▲ 7.5×12 topics
  6. Diagnosis4▲ 3.7×18 topics
  7. Management4▲ 4.3×17 topics
  8. Clinical Practice Guidelines4▲ 6.1×12 topics
  9. Degenerative Disc Disease3▲ 32×2 topics
  10. Guidelines3▲ 6.6×10 topics
  11. Mortality3▲ 5.4×10 topics
  12. Surgical Treatment3▲ 15×4 topics
  13. Aging3▲ 4.9×9 topics
  14. Low Back Pain3▲ 15×3 topics
  15. Metabolic Syndrome3▲ 3.2×15 topics
  16. Risk Factors3▲ 2.3×15 topics
  17. Surgical Management3▲ 6.2×12 topics
  18. Immunotherapy3▲ 3.4×9 topics
  19. Obesity3▲ 3.2×14 topics
  20. Surgery3▲ 7.0×7 topics
  21. Spinal Fusion2▲ 24×2 topics
  22. Survival Analysis2▲ 8.6×5 topics
  23. Clinical Outcomes2▲ 11×5 topics
  24. Genetic Mutations2▲ 5.1×11 topics
  25. Clinical Trials2▲ 3.3×10 topics
  26. Heart Failure2▲ 4.7×9 topics
  27. Neoadjuvant Therapy2▲ 8.5×4 topics
  28. Spinal Surgery2▲ 26×2 topics
  29. Intervertebral Disc2▲ 29×1 topic
  30. Lumbar Disc Degeneration2▲ 29×1 topic
  31. Chronic Pain2▲ 8.0×5 topics
  32. Preoperative Chemoradiotherapy2▲ 21×2 topics
  33. Dysphagia2▲ 26×2 topics
  34. Health-related Quality of Life2▲ 6.7×5 topics
  35. Prognosis2▲ 4.9×7 topics
  36. Echocardiography2▲ 5.6×7 topics
  37. Elderly Patients2▲ 8.6×2 topics
  38. Postoperative Complications2▲ 12×3 topics
  39. Prostate Cancer2▲ 10×3 topics
  40. Perioperative Care1▲ 11×3 topics

Which research topics does St. Anna Hospital publish most on?

By volume in 2022-now: Spine and Intervertebral Disc Pathology, Frailty in Older Adults, Cervical and Thoracic Myelopathy and Colorectal Cancer Surgical Treatments.

Spine and Intervertebral…2Spine and Intervertebral Disc Pathology: 2 fractional worksFrailty in Older Adults1Frailty in Older Adults: 1 fractional worksCervical and Thoracic Myelopathy: 1 fractional worksColorectal Cancer Surgical Treatments: 1 fractional worksConsumer Perception and …1Consumer Perception and Purchasing Behavior: 1 fractional worksTotal Knee Arthroplasty Outcomes: 1 fractional worksKnee injuries and reconstruction techniques: 1 fractional worksOvarian function and dis…1Ovarian function and disorders: 1 fractional worksEnhanced Recovery After Surgery: 1 fractional worksSepsis Diagnosis and Treatment: 1 fractional works
Pathology and Forensic MedicineGeriatrics and GerontologySurgeryOncology3 others

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

  1. 1 Spine and Intervertebral Disc Pathology Pathology and Forensic Medicine 2 works
  2. 2 Frailty in Older Adults Geriatrics and Gerontology 1 works
  3. 3 Cervical and Thoracic Myelopathy Surgery 1 works
  4. 4 Colorectal Cancer Surgical Treatments Oncology 1 works
  5. 5 Consumer Perception and Purchasing Behavior Marketing 1 works
  6. 6 Total Knee Arthroplasty Outcomes Surgery 1 works
  7. 7 Knee injuries and reconstruction techniques Surgery 1 works
  8. 8 Ovarian function and disorders Reproductive Medicine 1 works
  9. 9 Enhanced Recovery After Surgery Surgery 1 works
  10. 10 Sepsis Diagnosis and Treatment Epidemiology 1 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 available38.3%not open61.7%

World: 40% of research is openly available.

with international co-authors50.3%domestic only49.7%

World: 18% is written across borders.

How has St. Anna Hospital's research output changed?

Output in 2022-2025 was 5% higher than in 2018-2021.

still counting1990200020102020
grewheldshrank

The same series as a ribbon: one cell per year, darker for more. The line above answers how much; this answers when.

Its share of all research

Growing output can still be a shrinking share: all of science grows. This is St. Anna Hospital as a percentage of every work published that year, 0.00037% in 2024.

still counting0.00050%0.0010%0.0015%St. Anna Hospital0.00047% in 202519801990200020102020

Fractional works of St. Anna Hospital over all fractional works that year. How the balance of science has shifted.

How much of it reaches the world top 10%

Year by year, against all institutions in the same year.

still counting5%10%15%St. Anna Hospital10.1% in 2025all institutions10.0% in 202520102020

Of each year's output, the share that reached the world's 10% most cited for its field and year. Peak 13.5% in 2015.

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St. Anna Hospital on Science Explorer

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