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Hospital / health system · Kasama · Japan

Ibaraki Prefectural Central Hospital

In research, Ibaraki Prefectural Central Hospital stands highest in Medicine (#13,065 of 17,978 worldwide) and Health Sciences (#16,243 of 20,462 worldwide), over all time. Relative to its size it is most specialised in Medicine — Medicine is 4.2× its share of world research.

hospital.pref.ibaraki.jp/chuoROR OpenAlex
World rank, 2022–2025
#26,771
of 28,054 · #35,415 all time
Rank in Japan
#987
of 1,070
Research works
366
▲ 31% vs 2013–17
Citations
3.9k
10.5 per fractional work
Top-10% rate
5.3%
record average 16.5%
Open access
55%
world 28%

What is Ibaraki Prefectural Central Hospital known for in research?

The fields where it stands highest, over all time, ranked among every institution above the floor in each field.

FieldWorld rankWhere that sitsTop-10% rateWorks
MedicineField #13,065 of 17,978 5.4%302
Health SciencesDomain #16,243 of 20,462 5.3%308

Each strip is that field’s whole ranked pool, with the notch where Ibaraki Prefectural Central 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 world mark, because the world rate differs by field (from about 6% to 21% in this record).

What does Ibaraki Prefectural Central Hospital specialise in?

Where its research is concentrated relative to its size: Medicine takes 4.2× the share of its output that it takes of world research.

  1. MedicineField · 52.8 works4.2×
← 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: 0.12× its world share, 0 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 1.10× its world share, 4 worksBiochemistry, Geneti…Immunology and Microbiology: 0.37× its world share, 0 worksImmunology and Micro…Neuroscience: 1.97× its world share, 2 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 0.55× its world share, 0 worksPharmacology, Toxico…Computer Science: 0.04× its world share, 0 worksComputer ScienceEngineering: 0.13× its world share, 1 worksEngineeringMaterials Science: 0.07× its world share, 0 worksMaterials SciencePhysics and Astronomy: 0.47× its world share, 1 worksPhysics and AstronomyDentistry: 2.02× its world share, 1 worksDentistryHealth Professions: 0.20× its world share, 0 worksHealth ProfessionsMedicine: 4.21× its world share, 53 worksMedicineNursing: 0.87× its world share, 0 worksNursingEconomics, Econometrics and Finance: 0.09× its world share, 0 worksEconomics, Econometr…Psychology: 0.94× its world share, 2 worksPsychologySocial Sciences: 0.02× its world share, 0 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.

Who are the top researchers at Ibaraki Prefectural Central Hospital?

Ranked on the composite score, Fuyo Yoshimi, Tatsuo Iijima and Yuji Asato lead among researchers whose main affiliation is Ibaraki Prefectural Central Hospital.

  1. 1 Fuyo Yoshimi Japan · #530,916 worldwide 36 citations · 24 works
  2. 2 Tatsuo Iijima Japan · #838,619 worldwide 40 citations · 21 works
  3. 3 Yuji Asato Japan · #1,090,948 worldwide 19 citations · 17 works
  4. 4 Ryuta Amemiya Japan · #1,411,153 worldwide 8 citations · 30 works
All ranked researchers at Ibaraki Prefectural Central Hospital

Which keywords describe research at Ibaraki Prefectural Central Hospital?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Epidemiology, Chemotherapy, Diagnosis, Surgical Management, Treatment, Clinical Practice Guidelines, Immunotherapy and Prognostic Factors.

▲ 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. Epidemiology10▲ 3.7×36 topics
  2. Chemotherapy5▲ 11×15 topics
  3. Diagnosis5▲ 8.3×14 topics
  4. Treatment5▲ 6.3×12 topics
  5. Surgical Management5▲ 18×14 topics
  6. Clinical Practice Guidelines4▲ 10×9 topics
  7. Immunotherapy4▲ 7.5×13 topics
  8. Prognostic Factors3▲ 12×11 topics
  9. Catheter Ablation3▲ 40×2 topics
  10. Radiofrequency Ablation3▲ 42×2 topics
  11. Tumor Microenvironment3▲ 9.6×6 topics
  12. Arrhythmias3▲ 45×2 topics
  13. Management2▲ 5.0×7 topics
  14. Neoadjuvant Therapy2▲ 15×5 topics
  15. Anticoagulant Therapy2▲ 26×3 topics
  16. Guidelines2▲ 6.9×4 topics
  17. Radiotherapy2▲ 8.4×7 topics
  18. Genetic Mutations2▲ 7.3×12 topics
  19. Hepatocellular Carcinoma2▲ 14×3 topics
  20. Immune Response2▲ 5.1×5 topics
  21. Antiviral Therapy2▲ 26×2 topics
  22. Atrial Fibrillation2▲ 27×2 topics
  23. Cardiomyopathy2▲ 30×3 topics
  24. Cholangiocarcinoma2▲ 33×2 topics
  25. Echocardiography2▲ 9.4×7 topics
  26. Liver Disease2▲ 28×2 topics
  27. Targeted Therapy2▲ 12×4 topics
  28. Electroanatomic Mapping2▲ 49×1 topic
  29. Risk Stratification2▲ 33×1 topic
  30. Stroke Prevention2▲ 20×1 topic
  31. Ventricular Tachycardia2▲ 49×1 topic
  32. Sudden Cardiac Death2▲ 27×2 topics
  33. Adjuvant Therapy1▲ 17×2 topics
  34. Survival1▲ 16×4 topics
  35. Tumor Markers1▲ 26×2 topics
  36. Genetic Testing1▲ 17×2 topics
  37. Genomic Sequencing1▲ 17×2 topics
  38. Hepatitis C Virus1▲ 60×1 topic
  39. Ribavirin1▲ 60×1 topic
  40. Liver Cancer1▲ 35×1 topic

Which research topics does Ibaraki Prefectural Central Hospital publish most on?

By volume in 2022–2025: Atrial Fibrillation Management and Outcomes, Cardiac Arrhythmias and Treatments, Hepatitis C virus research and Hepatocellular Carcinoma Treatment and Prognosis.

Atrial Fibrillation Mana…2Atrial Fibrillation Management and Outcomes: 2 fractional worksCardiac Arrhythmias and …2Cardiac Arrhythmias and Treatments: 2 fractional worksHepatitis C virus research: 1 fractional worksHepatocellular Carcinoma Treatment and Prognosis: 1 fractional worksActinomycetales infections and treatment: 1 fractional worksCardiac electrophysiology and arrhythmias: 1 fractional worksPancreatic and Hepatic Oncology Research: 1 fractional worksLung Cancer Diagnosis an…1Lung Cancer Diagnosis and Treatment: 1 fractional worksGallbladder and Bile Duct Disorders: 1 fractional worksCancer Immunotherapy and Biomarkers: 1 fractional works
Cardiology and Cardiovascular MedicineHepatologyMicrobiologyOncology1 others

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

  1. 1 Atrial Fibrillation Management and Outcomes Cardiology and Cardiovascular Medicine 2 works
  2. 2 Cardiac Arrhythmias and Treatments Cardiology and Cardiovascular Medicine 2 works
  3. 3 Hepatitis C virus research Hepatology 1 works
  4. 4 Hepatocellular Carcinoma Treatment and Prognosis Hepatology 1 works
  5. 5 Actinomycetales infections and treatment Microbiology 1 works
  6. 6 Cardiac electrophysiology and arrhythmias Cardiology and Cardiovascular Medicine 1 works
  7. 7 Pancreatic and Hepatic Oncology Research Oncology 1 works
  8. 8 Lung Cancer Diagnosis and Treatment Pulmonary and Respiratory Medicine 1 works
  9. 9 Gallbladder and Bile Duct Disorders Pulmonary and Respiratory Medicine 1 works
  10. 10 Cancer Immunotherapy and Biomarkers Oncology 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 available55.2%not open44.8%

World: 28% of research is openly available.

with international co-authors5.6%domestic only94.4%

World: 19% is written across borders.

How has Ibaraki Prefectural Central Hospital's research output changed?

Output in 2018–2022 was 31% 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 Kasama

All research institutions in Kasama

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.