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Hospital / health system · Yokohama · Japan

Saiseikai Yokohama Eastern Hospital

In research, Saiseikai Yokohama Eastern Hospital stands highest in Medicine (#14,022 of 17,978 worldwide), Surgery (#3,519 of 4,227 worldwide) and Health Sciences (#17,133 of 20,462 worldwide), over all time. Relative to its size it is most specialised in Medicine and Health Sciences — Medicine is 4.6× its share of world research.

World rank, all time
#40,359
of 42,892
Rank in Japan
#1,913
of 2,112
Research works
326
▼ 33% vs 2013–17
Citations
2.9k
9.0 per fractional work
Top-10% rate
12.3%
record average 16.5%
Open access
29%
world 28%

What is Saiseikai Yokohama Eastern 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 #14,022 of 17,978 8.4%295
SurgerySubfield #3,519 of 4,227 7.9%132
Health SciencesDomain #17,133 of 20,462 8.6%301

Each strip is that field’s whole ranked pool, with the notch where Saiseikai Yokohama Eastern 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 Saiseikai Yokohama Eastern Hospital specialise in?

Where its research is concentrated relative to its size: Medicine takes 4.6× the share of its output that it takes of world research.

  1. MedicineField · 35.5 works4.6×
  2. Health SciencesDomain · 36.5 works4.0×
← 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.

Biochemistry, Genetics and Molecular Biology: 0.30× its world share, 1 worksBiochemistry, Geneti…Immunology and Microbiology: 0.58× its world share, 0 worksImmunology and Micro…Pharmacology, Toxicology and Pharmaceutics: 0.93× its world share, 0 worksPharmacology, Toxico…Computer Science: 0.05× its world share, 0 worksComputer ScienceEarth and Planetary Sciences: 0.04× its world share, 0 worksEarth and Planetary …Engineering: 0.28× its world share, 2 worksEngineeringEnvironmental Science: 0.10× its world share, 0 worksEnvironmental SciencePhysics and Astronomy: 0.28× its world share, 0 worksPhysics and AstronomyDentistry: 0.57× its world share, 0 worksDentistryHealth Professions: 0.76× its world share, 1 worksHealth ProfessionsMedicine: 4.61× its world share, 36 worksMedicineNursing: 0.25× its world share, 0 worksNursingDecision Sciences: 0.29× its world share, 0 worksDecision SciencesPsychology: 0.05× its world share, 0 worksPsychologySocial Sciences: 0.03× 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, 4.6×. Every wedge is a field page.

Who are the top researchers at Saiseikai Yokohama Eastern Hospital?

Ranked on the composite score, Keisuke Hirano, Yoshiaki Ito and Tatsuya Nakama lead among researchers whose main affiliation is Saiseikai Yokohama Eastern Hospital.

  1. 1 Keisuke Hirano Japan · #16,974 worldwide 530 citations · 74 works
  2. 2 Yoshiaki Ito Japan · #141,231 worldwide 408 citations · 157 works
  3. 3 Tatsuya Nakama Japan · #808,581 worldwide 35 citations · 31 works
  4. 4 Shinsuke Mori Japan · #828,825 worldwide 18 citations · 23 works
  5. 5 Haruki Komatsu Japan · #856,188 worldwide 33 citations · 19 works
  6. 6 Toshiya Muramatsu Japan · #859,755 worldwide 72 citations · 79 works
  7. 7 Norihiro Kobayashi Japan · #866,643 worldwide 34 citations · 50 works
  8. 8 Yohsuke Honda Japan · #909,799 worldwide 12 citations · 15 works
  9. 9 Motoharu Araki Japan · #928,635 worldwide 8 citations · 38 works
  10. 10 Kenji Ogata Japan · #994,752 worldwide 47 citations · 44 works
All ranked researchers at Saiseikai Yokohama Eastern Hospital

Which keywords describe research at Saiseikai Yokohama Eastern Hospital?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Risk Factors, Guidelines, Atherosclerosis, Percutaneous Coronary Intervention, Diabetes, Revascularization, Angioplasty and Claudication.

▲ 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. Risk Factors8▲ 18×6 topics
  2. Atherosclerosis7▲ 63×4 topics
  3. Guidelines7▲ 39×10 topics
  4. Percutaneous Coronary Intervention6▲ 119×4 topics
  5. Diabetes6▲ 29×5 topics
  6. Revascularization6▲ 92×3 topics
  7. Angioplasty5▲ 205×2 topics
  8. Claudication5▲ 333×1 topic
  9. Peripheral Arterial Disease5▲ 333×1 topic
  10. Epidemiology3▲ 2.1×21 topics
  11. Endovascular Repair3▲ 82×3 topics
  12. Femoral Access3▲ 290×1 topic
  13. Radial Access3▲ 290×1 topic
  14. Coronary Stents2▲ 130×1 topic
  15. Myocardial Revascularization2▲ 130×1 topic
  16. Heart Failure2▲ 12×3 topics
  17. Myocardial Infarction2▲ 22×5 topics
  18. Magnetic Resonance Imaging2▲ 19×2 topics
  19. Biomechanics2▲ 14×3 topics
  20. Clinical Practice Guidelines2▲ 7.5×6 topics
  21. Echocardiography2▲ 15×6 topics
  22. Treatment2▲ 3.3×8 topics
  23. Aneurysm Rupture2▲ 118×1 topic
  24. Aneurysm Screening2▲ 118×1 topic
  25. Diagnosis2▲ 4.1×13 topics
  26. Genetic Susceptibility2▲ 40×3 topics
  27. Matrix Metalloproteinases2▲ 27×2 topics
  28. Thrombosis2▲ 13×3 topics
  29. Thrombus Formation2▲ 50×2 topics
  30. Extracorporeal Membrane Oxygenation1▲ 45×1 topic
  31. Left Ventricular Assist Device1▲ 73×1 topic
  32. Management1▲ 4.6×10 topics
  33. Stroke Prevention1▲ 28×2 topics
  34. Surgical Aortic-Valve Replacement1▲ 48×1 topic
  35. Surgical Management1▲ 8.3×6 topics
  36. Transcatheter Aortic-Valve Replacement1▲ 48×1 topic
  37. Mortality1▲ 5.4×7 topics
  38. Clinical Guidelines1▲ 9.6×3 topics
  39. Pain Management1▲ 12×5 topics
  40. Carotid Artery Stenosis1▲ 54×1 topic

Which research topics does Saiseikai Yokohama Eastern Hospital publish most on?

By volume in 2022–2025: Peripheral Artery Disease Management, Vascular Procedures and Complications, Coronary Interventions and Diagnostics and Aortic aneurysm repair treatments.

  1. 1 Peripheral Artery Disease Management Surgery 5 works
  2. 2 Vascular Procedures and Complications Pulmonary and Respiratory Medicine 3 works
  3. 3 Coronary Interventions and Diagnostics Surgery 2 works
  4. 4 Aortic aneurysm repair treatments Pulmonary and Respiratory Medicine 2 works
  5. 5 Mechanical Circulatory Support Devices Biomedical Engineering 1 works
  6. 6 Cardiac Valve Diseases and Treatments Cardiology and Cardiovascular Medicine 1 works
  7. 7 Cerebrovascular and Carotid Artery Diseases Pulmonary and Respiratory Medicine 1 works
  8. 8 Cardiac Imaging and Diagnostics Radiology, Nuclear Medicine and Imaging 1 works
  9. 9 Infectious Aortic and Vascular Conditions Surgery 1 works
  10. 10 Acute Ischemic Stroke 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 available28.8%not open71.2%

World: 28% of research is openly available.

with international co-authors4.5%domestic only95.5%

World: 19% is written across borders.

How has Saiseikai Yokohama Eastern Hospital's research output changed?

Output in 2018–2022 was 33% 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 Yokohama

All research institutions in Yokohama

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.