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Hospital / health system · Tokorozawa · Japan

National Defense Medical College Hospital

In research, National Defense Medical College Hospital stands highest in Medicine (#8,903 of 10,443 worldwide) and Health Sciences (#10,675 of 11,982 worldwide), 2022–2025. Relative to its size it is most specialised in Surgery — Surgery is 7.6× its share of world research.

ndmc.ac.jp/hospitalROR OpenAlex
World rank, 2022–2025
#24,144
of 28,054 · #25,630 all time
Rank in Japan
#801
of 1,070
Research works
668
▲ 34% vs 2013–17
Citations
8.2k
12.3 per fractional work
Top-10% rate
6.5%
record average 16.5%
Open access
43%
world 28%

What is National Defense Medical College 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 #8,903 of 10,443 6.5%96 #10813
Health SciencesDomain #10,675 of 11,982 6.6%99 #13803

Each strip is that field’s whole ranked pool, with the notch where National Defense Medical College 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 National Defense Medical College Hospital specialise in?

Where its research is concentrated relative to its size: Surgery takes 7.6× the share of its output that it takes of world research.

  1. SurgerySubfield · 21.4 works7.6×
← 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: 0.09× its world share, 0 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 1.40× its world share, 9 worksBiochemistry, Geneti…Immunology and Microbiology: 0.84× its world share, 1 worksImmunology and Micro…Neuroscience: 0.60× its world share, 1 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 0.89× its world share, 0 worksPharmacology, Toxico…Computer Science: 0.14× its world share, 1 worksComputer ScienceEngineering: 0.17× its world share, 3 worksEngineeringEnvironmental Science: 0.01× its world share, 0 worksEnvironmental ScienceMaterials Science: 0.09× its world share, 0 worksMaterials ScienceMathematics: 0.02× its world share, 0 worksMathematicsPhysics and Astronomy: 0.04× its world share, 0 worksPhysics and AstronomyDentistry: 0.43× its world share, 0 worksDentistryHealth Professions: 0.73× its world share, 2 worksHealth ProfessionsMedicine: 4.18× its world share, 96 worksMedicineNursing: 0.90× its world share, 0 worksNursingBusiness, Management and Accounting: 0.03× its world share, 0 worksBusiness, Management…Decision Sciences: 0.07× its world share, 0 worksDecision SciencesEconomics, Econometrics and Finance: 0.14× its world share, 0 worksEconomics, Econometr…Psychology: 0.66× 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 National Defense Medical College Hospital?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Epidemiology, Surgical Management, Magnetic Resonance Imaging, Chemotherapy, Treatment, Diagnosis, Management and Inflammation.

▲ 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. Epidemiology16▲ 3.4×60 topics
  2. Inflammation7▲ 2.8×34 topics
  3. Treatment6▲ 4.3×22 topics
  4. Diagnosis6▲ 5.0×21 topics
  5. Surgical Management6▲ 11×16 topics
  6. Chemotherapy5▲ 6.4×14 topics
  7. Management5▲ 5.5×19 topics
  8. Magnetic Resonance Imaging5▲ 16×5 topics
  9. Cardiovascular Disease5▲ 3.5×19 topics
  10. Myocardial Infarction4▲ 14×4 topics
  11. Complications4▲ 6.4×10 topics
  12. Immunotherapy4▲ 4.5×9 topics
  13. Cancer4▲ 2.3×18 topics
  14. Guidelines4▲ 6.4×11 topics
  15. Risk Factors4▲ 2.7×14 topics
  16. Prognostic Factors4▲ 6.7×11 topics
  17. Percutaneous Coronary Intervention3▲ 21×3 topics
  18. Cardiac Imaging3▲ 22×2 topics
  19. Clinical Trials3▲ 3.8×8 topics
  20. Atherosclerosis3▲ 8.9×6 topics
  21. Coronary Artery Disease3▲ 21×3 topics
  22. Metastasis3▲ 7.2×7 topics
  23. Clinical Guidelines3▲ 7.8×5 topics
  24. Clinical Practice Guidelines3▲ 4.1×11 topics
  25. Radiation Exposure3▲ 23×2 topics
  26. Computed Tomography Angiography3▲ 32×1 topic
  27. Heart Failure3▲ 5.1×11 topics
  28. Myocardial Perfusion3▲ 32×1 topic
  29. Genetic Mutations2▲ 4.9×10 topics
  30. Tumor Microenvironment2▲ 4.5×4 topics
  31. Neuroprotection2▲ 5.5×6 topics
  32. Neoadjuvant Therapy2▲ 7.8×5 topics
  33. Pathophysiology2▲ 6.0×7 topics
  34. Coronary Stents2▲ 41×1 topic
  35. Myocardial Revascularization2▲ 41×1 topic
  36. Surgical Treatment2▲ 8.0×5 topics
  37. Cerebrovascular Events2▲ 26×2 topics
  38. Hemorrhage2▲ 21×3 topics
  39. Revascularization2▲ 8.7×3 topics
  40. Stroke Prevention2▲ 11×2 topics

Which research topics does National Defense Medical College Hospital publish most on?

By volume in 2022–2025: Cardiac Imaging and Diagnostics, Coronary Interventions and Diagnostics, Cerebrovascular and Carotid Artery Diseases and Knee injuries and reconstruction techniques.

Cardiac Imaging and Diagnostics: 3 fractional worksCoronary Interventions and Diagnostics: 2 fractional worksCerebrovascular and Carotid Artery Diseases: 2 fractional worksKnee injuries and reconstruction techniques: 1 fractional worksMedical Imaging and Pathology Studies: 1 fractional worksAcute Myocardial Infarction Research: 1 fractional worksTotal Knee Arthroplasty …1Total Knee Arthroplasty Outcomes: 1 fractional worksVascular Procedures and Complications: 1 fractional worksUrological Disorders and Treatments: 1 fractional worksCentral Venous Catheters…1Central Venous Catheters and Hemodialysis: 1 fractional works
Radiology, Nuclear Medicine and ImagingSurgeryPulmonary and Respiratory MedicineCardiology and Cardiovascular Medicine2 others

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

  1. 1 Cardiac Imaging and Diagnostics Radiology, Nuclear Medicine and Imaging 3 works
  2. 2 Coronary Interventions and Diagnostics Surgery 2 works
  3. 3 Cerebrovascular and Carotid Artery Diseases Pulmonary and Respiratory Medicine 2 works
  4. 4 Knee injuries and reconstruction techniques Surgery 1 works
  5. 5 Medical Imaging and Pathology Studies Pulmonary and Respiratory Medicine 1 works
  6. 6 Acute Myocardial Infarction Research Cardiology and Cardiovascular Medicine 1 works
  7. 7 Total Knee Arthroplasty Outcomes Surgery 1 works
  8. 8 Vascular Procedures and Complications Pulmonary and Respiratory Medicine 1 works
  9. 9 Urological Disorders and Treatments Urology 1 works
  10. 10 Central Venous Catheters and Hemodialysis Emergency Medical Services 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 available42.6%not open57.4%

World: 28% of research is openly available.

with international co-authors8.4%domestic only91.6%

World: 19% is written across borders.

How has National Defense Medical College Hospital's research output changed?

Output in 2018–2022 was 34% 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 Tokorozawa

All research institutions in Tokorozawa

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.