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Hospital / health system · Osaka · Japan

Saiseikai Ibaraki Hospital

In research, Saiseikai Ibaraki Hospital stands highest in Medicine (#9,100 of 10,443 worldwide) and Health Sciences (#10,845 of 11,982 worldwide), 2022–2025. Relative to its size it is most specialised in Pulmonary and Respiratory Medicine and Surgery — Pulmonary and Respiratory Medicine is 9.3× its share of world research.

ibaraki.saiseikai.or.jpROR OpenAlex
World rank, 2022–2025
#26,109
of 28,054 · #31,354 all time
Rank in Japan
#943
of 1,070
Research works
817
▲ 6% vs 2013–17
Citations
5.7k
7.0 per fractional work
Top-10% rate
4.8%
record average 16.5%
Open access
55%
world 28%

What is Saiseikai Ibaraki 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 #9,100 of 10,443 5.5%122 #8927
Health SciencesDomain #10,845 of 11,982 5.5%127 #11699

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

Where its research is concentrated relative to its size: Pulmonary and Respiratory Medicine takes 9.3× the share of its output that it takes of world research.

  1. Pulmonary and Respiratory MedicineSubfield · 21.8 works9.3×
  2. SurgerySubfield · 25.2 works7.0×
← 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.

Agricultural and Biological Sciences: 0.36× its world share, 3 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.84× its world share, 7 worksBiochemistry, Geneti…Immunology and Microbiology: 0.59× its world share, 1 worksImmunology and Micro…Neuroscience: 1.05× its world share, 3 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 0.58× its world share, 0 worksPharmacology, Toxico…Energy: 0.05× its world share, 0 worksEnergyEngineering: 0.06× its world share, 2 worksEngineeringEnvironmental Science: 0.21× its world share, 2 worksEnvironmental ScienceMaterials Science: 0.01× its world share, 0 worksMaterials SciencePhysics and Astronomy: 0.13× its world share, 0 worksPhysics and AstronomyDentistry: 1.05× its world share, 1 worksDentistryHealth Professions: 0.83× its world share, 3 worksHealth ProfessionsMedicine: 4.18× its world share, 122 worksMedicineNursing: 1.03× its world share, 1 worksNursingVeterinary: 0.54× its world share, 0 worksVeterinaryArts and Humanities: 0.15× its world share, 1 worksArts and HumanitiesBusiness, Management and Accounting: 0.07× its world share, 0 worksBusiness, Management…Decision Sciences: 0.03× its world share, 0 worksDecision SciencesEconomics, Econometrics and Finance: 0.77× its world share, 2 worksEconomics, Econometr…Psychology: 0.29× its world share, 1 worksPsychologySocial Sciences: 0.17× its world share, 3 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 Saiseikai Ibaraki Hospital?

Ranked on the composite score, Seiji Hasegawa, Atsushi Nagashima and Shinobu Hayashi lead among researchers whose main affiliation is Saiseikai Ibaraki Hospital.

  1. 1 Seiji Hasegawa Japan · #925,563 worldwide 50 citations · 29 works
  2. 2 Atsushi Nagashima Japan · #1,156,808 worldwide 22 citations · 33 works
  3. 3 Shinobu Hayashi Japan · #1,160,098 worldwide 17 citations · 15 works
  4. 4 Tomohisa Egawa Japan · #1,482,090 worldwide 8 citations · 24 works
  5. 5 Yasuhiro Ito Japan · #1,578,585 worldwide 6 citations · 19 works
All ranked researchers at Saiseikai Ibaraki Hospital

Which keywords describe research at Saiseikai Ibaraki Hospital?

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

▲ 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. Epidemiology21▲ 3.5×69 topics
  2. Treatment11▲ 5.8×29 topics
  3. Diagnosis11▲ 7.5×27 topics
  4. Chemotherapy10▲ 9.9×21 topics
  5. Surgical Management10▲ 15×15 topics
  6. Prognostic Factors9▲ 13×13 topics
  7. Inflammation8▲ 2.6×30 topics
  8. Clinical Practice Guidelines7▲ 8.7×13 topics
  9. Management7▲ 5.7×19 topics
  10. Immunotherapy6▲ 5.6×16 topics
  11. Risk Factors6▲ 3.4×15 topics
  12. Complications5▲ 6.9×11 topics
  13. Guidelines5▲ 7.5×12 topics
  14. Genetic Mutations5▲ 7.6×14 topics
  15. Molecular Characterization5▲ 18×5 topics
  16. Survival Analysis4▲ 11×6 topics
  17. Adjuvant Therapy4▲ 23×2 topics
  18. Mortality4▲ 4.4×10 topics
  19. Neoadjuvant Therapy3▲ 9.4×5 topics
  20. PET Imaging3▲ 13×4 topics
  21. Radiotherapy3▲ 5.8×8 topics
  22. Gastric Cancer3▲ 19×2 topics
  23. Endoscopic Resection3▲ 21×2 topics
  24. Tumor Microenvironment3▲ 4.7×7 topics
  25. Asthma3▲ 20×2 topics
  26. Endovascular Repair3▲ 23×3 topics
  27. Imatinib Mesylate3▲ 39×2 topics
  28. Biomechanics3▲ 6.2×3 topics
  29. Genetic Susceptibility3▲ 20×4 topics
  30. Immunology3▲ 17×3 topics
  31. Clinical Guidelines3▲ 6.1×6 topics
  32. Lymph Node Dissection3▲ 30×1 topic
  33. Neoadjuvant Chemotherapy3▲ 21×1 topic
  34. PDGFRA Mutations3▲ 63×1 topic
  35. Sunitinib3▲ 63×1 topic
  36. Laparoscopic Surgery3▲ 14×4 topics
  37. Targeted Therapy3▲ 7.8×4 topics
  38. Thrombus Formation3▲ 23×3 topics
  39. Postoperative Complications2▲ 12×4 topics
  40. Industrial Enterprises2▲ 76×1 topic

Which research topics does Saiseikai Ibaraki Hospital publish most on?

By volume in 2022–2025: Gastrointestinal Tumor Research and Treatment, Gastric Cancer Management and Outcomes, Economic and Industrial Development and Education, Innovation and Language Studies.

Gastrointestinal Tumor R…3Gastrointestinal Tumor Research and Treatment: 3 fractional worksGastric Cancer Managemen…3Gastric Cancer Management and Outcomes: 3 fractional worksEconomic and Industrial Development: 2 fractional worksEducation, Innovation an…2Education, Innovation and Language Studies: 2 fractional worksEngineering and Agricult…2Engineering and Agricultural Innovations: 2 fractional worksAortic aneurysm repair treatments: 2 fractional worksAsthma and respiratory diseases: 2 fractional worksLung Cancer Diagnosis an…2Lung Cancer Diagnosis and Treatment: 2 fractional worksEsophageal and GI Pathology: 2 fractional worksNutrition and Health in Aging: 1 fractional works
GastroenterologyPulmonary and Respiratory MedicineEconomics and EconometricsEducation3 others

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

  1. 1 Gastrointestinal Tumor Research and Treatment Gastroenterology 3 works
  2. 2 Gastric Cancer Management and Outcomes Pulmonary and Respiratory Medicine 3 works
  3. 3 Economic and Industrial Development Economics and Econometrics 2 works
  4. 4 Education, Innovation and Language Studies Education 2 works
  5. 5 Engineering and Agricultural Innovations Aquatic Science 2 works
  6. 6 Aortic aneurysm repair treatments Pulmonary and Respiratory Medicine 2 works
  7. 7 Asthma and respiratory diseases Physiology 2 works
  8. 8 Lung Cancer Diagnosis and Treatment Pulmonary and Respiratory Medicine 2 works
  9. 9 Esophageal and GI Pathology Surgery 2 works
  10. 10 Nutrition and Health in Aging Physiology 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 available55.1%not open44.9%

World: 28% of research is openly available.

with international co-authors4.1%domestic only95.9%

World: 19% is written across borders.

How has Saiseikai Ibaraki Hospital's research output changed?

Output in 2018–2022 was 6% 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 Osaka

All research institutions in Osaka

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.