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Hospital / health system · Chiba · Japan

Chiba-Nishi General Hospital

In research, Chiba-Nishi General Hospital stands highest in Medicine (#10,178 of 10,443 worldwide) and Health Sciences (#11,814 of 11,982 worldwide), 2022–2025.

chibanishi-hp.or.jpROR OpenAlex
World rank, 2022–2025
#27,506
of 28,054 · #42,404 all time
Rank in Japan
#1,049
of 1,070
Research works
252
▲ 49% vs 2013–17
Citations
1.3k
5.0 per fractional work
Top-10% rate
3.1%
record average 16.5%
Open access
56%
world 28%

What is Chiba-Nishi General Hospital 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 #10,178 of 10,443 3.6%63 #17612
Health SciencesDomain #11,814 of 11,982 3.5%65 #20216

Each strip is that field’s whole ranked pool, with the notch where Chiba-Nishi General 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).

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: 0.05× its world share, 0 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.23× its world share, 1 worksBiochemistry, Geneti…Immunology and Microbiology: 0.85× its world share, 1 worksImmunology and Micro…Neuroscience: 0.85× its world share, 1 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 1.54× its world share, 0 worksPharmacology, Toxico…Chemistry: 0.14× its world share, 0 worksChemistryEngineering: 0.58× its world share, 7 worksEngineeringMaterials Science: 0.06× its world share, 0 worksMaterials ScienceMathematics: 0.06× its world share, 0 worksMathematicsPhysics and Astronomy: 0.63× its world share, 1 worksPhysics and AstronomyDentistry: 2.69× its world share, 1 worksDentistryHealth Professions: 0.25× its world share, 0 worksHealth ProfessionsMedicine: 4.29× its world share, 63 worksMedicineNursing: 0.89× its world share, 0 worksNursingVeterinary: 1.07× its world share, 0 worksVeterinaryEconomics, Econometrics and Finance: 0.02× its world share, 0 worksEconomics, Econometr…1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Medicine, 4.3×. Every wedge is a field page.

Who are the top researchers at Chiba-Nishi General Hospital?

Ranked on the composite score, Yoshitsugu Nakamura, Taisuke Nakayama and Kazuo Misumi lead among researchers whose main affiliation is Chiba-Nishi General Hospital.

  1. 1 Yoshitsugu Nakamura Japan · #1,256,710 worldwide 18 citations · 45 works
  2. 2 Taisuke Nakayama Japan · #1,307,479 worldwide 7 citations · 21 works
  3. 3 Kazuo Misumi Japan · #1,440,702 worldwide 3 citations · 37 works
  4. 4 Yujiro Ito Japan · #1,478,371 worldwide 4 citations · 17 works
All ranked researchers at Chiba-Nishi General Hospital

Which keywords describe research at Chiba-Nishi General Hospital?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Endovascular Repair, Echocardiography, Coronary Artery Disease, Diagnosis, Myocardial Infarction, Surgical Aortic-Valve Replacement, Transcatheter Aortic-Valve Replacement and Cardiac Imaging.

▲ 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. Epidemiology7▲ 2.2×32 topics
  2. Endovascular Repair6▲ 102×3 topics
  3. Echocardiography6▲ 28×6 topics
  4. Coronary Artery Disease6▲ 63×2 topics
  5. Diagnosis6▲ 7.9×16 topics
  6. Myocardial Infarction6▲ 31×4 topics
  7. Surgical Aortic-Valve Replacement5▲ 88×1 topic
  8. Transcatheter Aortic-Valve Replacement5▲ 88×1 topic
  9. Treatment4▲ 4.6×12 topics
  10. Atherosclerosis4▲ 19×4 topics
  11. Cardiac Imaging4▲ 44×3 topics
  12. Aortic Dissection4▲ 127×1 topic
  13. Bicuspid Aortic Valve4▲ 127×1 topic
  14. Magnetic Resonance Imaging4▲ 20×3 topics
  15. Radiation Exposure4▲ 50×2 topics
  16. Cardiovascular Disease4▲ 4.3×5 topics
  17. Inflammation4▲ 2.3×11 topics
  18. Computed Tomography Angiography4▲ 69×1 topic
  19. Dual-Energy CT4▲ 107×1 topic
  20. Material Differentiation4▲ 107×1 topic
  21. Myocardial Perfusion4▲ 69×1 topic
  22. Risk Factors3▲ 4.0×10 topics
  23. Guidelines3▲ 8.9×9 topics
  24. Management3▲ 5.3×13 topics
  25. Minimally Invasive Surgery3▲ 64×2 topics
  26. Obesity3▲ 4.8×4 topics
  27. Clinical Practice Guidelines3▲ 6.2×7 topics
  28. Complications2▲ 6.5×7 topics
  29. Percutaneous Coronary Intervention2▲ 25×3 topics
  30. Cardiopulmonary Bypass2▲ 148×1 topic
  31. Coronary Artery Bypass Surgery2▲ 148×1 topic
  32. Vascular Function2▲ 31×2 topics
  33. Prophylaxis2▲ 23×2 topics
  34. Surgery2▲ 8.3×6 topics
  35. Surgical Management2▲ 6.8×6 topics
  36. Congenital Heart Disease2▲ 32×2 topics
  37. Epicardial Fat2▲ 62×1 topic
  38. Perivascular Adipose Tissue2▲ 62×1 topic
  39. Cardiac Surgery2▲ 33×2 topics
  40. Thrombus Formation2▲ 32×3 topics

Which research topics does Chiba-Nishi General Hospital publish most on?

By volume in 2022–2025: Cardiac Valve Diseases and Treatments, Aortic Disease and Treatment Approaches, Cardiac Imaging and Diagnostics and Advanced X-ray and CT Imaging.

Cardiac Valve Diseases and Treatments: 5 fractional worksAortic Disease and Treatment Approaches: 4 fractional worksCardiac Imaging and Diag…4Cardiac Imaging and Diagnostics: 4 fractional worksAdvanced X-ray and CT Im…4Advanced X-ray and CT Imaging: 4 fractional worksCardiac and Coronary Surgery Techniques: 2 fractional worksCardiovascular Disease and Adiposity: 2 fractional worksCoronary Interventions a…2Coronary Interventions and Diagnostics: 2 fractional worksCongenital Heart Disease Studies: 2 fractional worksAortic aneurysm repair treatments: 2 fractional worksInfective Endocarditis Diagnosis and Management: 1 fractional works
Cardiology and Cardiovascular MedicinePulmonary and Respiratory MedicineRadiology, Nuclear Medicine and ImagingBiomedical Engineering2 others

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

  1. 1 Cardiac Valve Diseases and Treatments Cardiology and Cardiovascular Medicine 5 works
  2. 2 Aortic Disease and Treatment Approaches Pulmonary and Respiratory Medicine 4 works
  3. 3 Cardiac Imaging and Diagnostics Radiology, Nuclear Medicine and Imaging 4 works
  4. 4 Advanced X-ray and CT Imaging Biomedical Engineering 4 works
  5. 5 Cardiac and Coronary Surgery Techniques Surgery 2 works
  6. 6 Cardiovascular Disease and Adiposity Cardiology and Cardiovascular Medicine 2 works
  7. 7 Coronary Interventions and Diagnostics Surgery 2 works
  8. 8 Congenital Heart Disease Studies Epidemiology 2 works
  9. 9 Aortic aneurysm repair treatments Pulmonary and Respiratory Medicine 2 works
  10. 10 Infective Endocarditis Diagnosis and Management 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 available56.2%not open43.8%

World: 28% of research is openly available.

with international co-authors3.3%domestic only96.7%

World: 19% is written across borders.

How has Chiba-Nishi General Hospital's research output changed?

Output in 2018–2022 was 49% 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 Chiba

All research institutions in Chiba

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.