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Hospital / health system · Morioka · Japan

Iwate Prefectural Central Hospital

In research, Iwate Prefectural Central Hospital stands highest in Health Sciences (#7,933 of 9,902 worldwide) and Medicine (#6,846 of 8,541 worldwide), 2022-now. Relative to its size it is most specialised in Surgery and Pulmonary and Respiratory Medicine (Surgery is 9.1× its share of world research).

www5.pref.iwate.jp/~chuohp/index.htmlROR OpenAlex
World rank, 2022-now
#20,626
of 22,385 · #31,815 all time
Rank in Japan
#720
of 924
Research works
643
▲ 58% vs 2018-21
Citations
4.3k
6.6 per fractional work
Top-10% rate
2.9%
all institutions 10.0%
vs its own fields
0.83×
1.00× is exactly expected
Open access
60%
world 40%
International
4%
world 18%
Iwate Prefectural Central Hospital

What is Iwate Prefectural Central Hospital known for in research?

The fields where it stands highest, 2022-now, ranked among every institution above the floor in each field.

FieldWorld rankWhere that sitsTop-10% rateWorksAll time
Health SciencesDomain #7,933 of 9,902 2.6%117 #14241
MedicineField #6,846 of 8,541 2.6%113 #12059

Each strip is that field's whole ranked pool, with the notch where Iwate 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 average mark, because the average differs by field (from about 6% in Dentistry to 21% in Economics).

Which fields of science does Iwate Prefectural Central Hospital work in?

In 2022-now, 88% of research at Iwate Prefectural Central Hospital is in Health Sciences, 9% in Life Sciences. Its largest fields are Medicine (85%), Biochemistry, Genetics and Molecular Biology (6%), Neuroscience (2%). It does 3.6× the world's share of Health Sciences.

Health Sciences: 135 fractional works · 87.7% of its workMedicine: 131 fractional works · 84.8% of its workSurgery: 33 fractional works · 21.2% of its workPulmonary and Respiratory Medicine: 21 fractional works · 13.5% of its workCardiology and Cardiovascular Medicine: 11 fractional works · 7.4% of its workNeurology: 7 fractional works · 4.8% of its workEpidemiology: 6 fractional works · 4.1% of its workOncology: 6 fractional works · 4.1% of its workPathology and Forensic Medicine: 5 fractional works · 3.3% of its workRheumatology: 5 fractional works · 3.3% of its workPhysiology: 4 fractional works · 2.6% of its workHematology: 4 fractional works · 2.3% of its workNephrology: 3 fractional works · 2.0% of its workGastroenterology: 3 fractional works · 1.7% of its workEmergency Medicine: 3 fractional works · 1.7% of its workRadiology, Nuclear Medicine and Imaging: 2 fractional works · 1.5% of its workPublic Health, Environmental and Occupational Health: 2 fractional works · 1.1% of its workGenetics: 2 fractional works · 1.0% of its workInfectious Diseases: 1 fractional works · 1.0% of its workAnesthesiology and Pain Medicine: 1 fractional works · 0.8% of its workComplementary and alternative medicine: 1 fractional works · 0.8% of its workRehabilitation: 1 fractional works · 0.7% of its workEndocrinology, Diabetes and Metabolism: 1 fractional works · 0.7% of its workPsychiatry and Mental health: 1 fractional works · 0.7% of its workPediatrics, Perinatology and Child Health: 1 fractional works · 0.6% of its workObstetrics and Gynecology: 1 fractional works · 0.6% of its workTransplantation: 1 fractional works · 0.5% of its workReproductive Medicine: 1 fractional works · 0.5% of its workInternal Medicine: 1 fractional works · 0.4% of its workDermatology: 1 fractional works · 0.4% of its workUrology: 1 fractional works · 0.4% of its workHepatology: 1 fractional works · 0.3% of its workSmaller subfields together: 1 fractional works · 0.7% of its workHealth Professions: 3 fractional works · 1.8% of its workEmergency Medical Services: 2 fractional works · 1.0% of its workSpeech and Hearing: 1 fractional works · 0.4% of its workHealth Information Management: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.1% of its workDentistry: 1 fractional works · 0.5% of its workOral Surgery: 1 fractional works · 0.5% of its workNursing: 1 fractional works · 0.5% of its workNutrition and Dietetics: 1 fractional works · 0.5% of its workLife Sciences: 15 fractional works · 9.5% of its workBiochemistry, Genetics and Molecular Biology: 9 fractional works · 5.7% of its workMolecular Biology: 4 fractional works · 2.5% of its workGenetics: 2 fractional works · 1.2% of its workCancer Research: 2 fractional works · 1.0% of its workClinical Biochemistry: 1 fractional works · 0.4% of its workBiochemistry: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.2% of its workNeuroscience: 3 fractional works · 2.2% of its workCellular and Molecular Neuroscience: 1 fractional works · 0.9% of its workNeurology: 1 fractional works · 0.6% of its workCognitive Neuroscience: 1 fractional works · 0.5% of its workEndocrine and Autonomic Systems: 0 fractional works · 0.2% of its workImmunology and Microbiology: 2 fractional works · 1.1% of its workParasitology: 1 fractional works · 0.7% of its workImmunology: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.2% of its workAgricultural and Biological Sciences: 1 fractional works · 0.4% of its workEcology, Evolution, Behavior and Systematics: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.2% of its workPhysical Sciences: 3 fractional works · 1.7% of its workEngineering: 2 fractional works · 1.3% of its workBiomedical Engineering: 2 fractional works · 1.0% of its workElectrical and Electronic Engineering: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.1% of its workPhysics and Astronomy: 0 fractional works · 0.1% of its workEnvironmental Science: 0 fractional works · 0.1% of its workComputer Science: 0 fractional works · 0.1% of its workSocial Sciences: 2 fractional works · 1.2% of its workSocial Sciences: 1 fractional works · 0.5% of its workSociology and Political Science: 0 fractional works · 0.3% of its workHealth: 0 fractional works · 0.2% of its workPsychology: 0 fractional works · 0.3% of its workClinical Psychology: 0 fractional works · 0.3% of its workArts and Humanities: 0 fractional works · 0.2% of its workArcheology: 0 fractional works · 0.2% of its workEconomics, Econometrics and Finance: 0 fractional works · 0.1% of its workALL ITS WORKIwate PrefecturalCentral Hospital154fractional works, 2022-now
Life Sciences9%Physical Sciences2%Health Sciences88%Social Sciences1%

Each ring splits the one inside it: the four domains of science, their fields, their subfields. Size is fractional works in 2022-now. Every slice is a page; the interactive view zooms down to single topics and colours each by how much more of it this institution does than the world.

Its 4 domains and 16 fields, with their numbers
    1. Medicine13184.8%
    2. Health Professions31.8%
    3. Dentistry10.5%
    4. Nursing10.5%
    1. Biochemistry, Genetics and Molecular Biology95.7%
    2. Neuroscience32.2%
    3. Immunology and Microbiology21.1%
    4. Agricultural and Biological Sciences10.4%
    1. Engineering21.3%
    2. Physics and Astronomy00.1%
    3. Environmental Science00.1%
    4. Computer Science00.1%
    1. Social Sciences10.5%
    2. Psychology00.3%
    3. Arts and Humanities00.2%
    4. Economics, Econometrics and Finance00.1%
All of science, and how each field's share has moved since 1950: the Science domain explorer

What does Iwate Prefectural Central Hospital specialise in?

Where its research is concentrated relative to its size: Surgery takes 9.1× the share of its output that it takes of world research.

  1. SurgerySubfield · 32.8 works9.1×
  2. Pulmonary and Respiratory MedicineSubfield · 20.8 works8.8×
← 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, 1 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 1.07× its world share, 9 worksBiochemistry, Geneti…Immunology and Microbiology: 1.12× its world share, 2 worksImmunology and Micro…Neuroscience: 1.36× its world share, 3 worksNeuroscienceComputer Science: 0.01× its world share, 0 worksComputer ScienceEngineering: 0.09× its world share, 2 worksEngineeringEnvironmental Science: 0.03× its world share, 0 worksEnvironmental SciencePhysics and Astronomy: 0.06× its world share, 0 worksPhysics and AstronomyDentistry: 1.04× its world share, 1 worksDentistryHealth Professions: 0.69× its world share, 3 worksHealth ProfessionsMedicine: 4.41× its world share, 131 worksMedicineNursing: 1.00× its world share, 1 worksNursingArts and Humanities: 0.07× its world share, 0 worksArts and HumanitiesEconomics, Econometrics and Finance: 0.07× its world share, 0 worksEconomics, Econometr…Psychology: 0.10× its world share, 0 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, 4.4×. Every wedge is a field page.

All 16 fields, with their numbers
  1. Medicine4.41×131 works
  2. Neuroscience1.36×3 works
  3. Immunology and Microbiology1.12×2 works
  4. Biochemistry, Genetics and Molecular Biology1.07×9 works
  5. Dentistry1.04×1 works
  6. Nursing1.00×1 works
  7. Health Professions0.69×3 works
  8. Psychology0.10×0 works
  9. Agricultural and Biological Sciences0.09×1 works
  10. Engineering0.09×2 works
  11. Arts and Humanities0.07×0 works
  12. Economics, Econometrics and Finance0.07×0 works
  13. Physics and Astronomy0.06×0 works
  14. Social Sciences0.04×1 works
  15. Environmental Science0.03×0 works
  16. Computer Science0.01×0 works

Who are the top researchers at Iwate Prefectural Central Hospital?

Ranked on the quality score, Yuta Kagaya, Ryosuke Doijiri and Haruto Hirano lead among researchers whose main affiliation is Iwate Prefectural Central Hospital.

  1. 1 Yuta Kagaya Japan · #2,095,108 worldwide 662 citations · 30 works
  2. 2 Ryosuke Doijiri Japan · #2,254,299 worldwide 1.2k citations · 73 works
  3. 3 Haruto Hirano Japan · #3,415,178 worldwide 6.2k citations · 25 works
  4. 4 Naoya Yamazaki Japan · #3,785,237 worldwide 47 citations · 16 works
  5. 5 Masahiro Usuda Japan · #3,855,503 worldwide 690 citations · 50 works
  6. 6 Izaya Nakaya Japan · #3,911,001 worldwide 908 citations · 76 works
  7. 7 Mikihito Ishiki Japan · #3,979,661 worldwide 270 citations · 26 works
  8. 8 Takahiko Hasegawa Japan · #4,051,373 worldwide 170 citations · 15 works
  9. 9 Kohei Takikawa Japan · #4,261,075 worldwide 14 citations · 15 works
  10. 10 Kazunori Katsura Japan · #4,353,715 worldwide 199 citations · 18 works
All ranked researchers at Iwate Prefectural Central Hospital

What are the most cited papers from Iwate Prefectural Central Hospital?

The most cited paper from Iwate Prefectural Central Hospital is "Gefitinib or Chemotherapy for Non–Small-Cell Lung Cancer with Mutated EGFR" (Makoto Maemondo et al., 2010), with 5,607 citations. Next come "Endovascular Therapy for Acute Stroke with a Large Ischemic Region" (869) and "Updated overall survival results from a randomized phase III trial comparing gefitinib with carboplatin–paclitaxel for chemo-naïve non-small cell lung cancer with sensitive EGFR gene mutations (NEJ002)" (556).

Most cited papers
#PaperReleasedCitations
1 Gefitinib or Chemotherapy for Non–Small-Cell Lung Cancer with Mutated EGFR Makoto Maemondo et al. · New England Journal of Medicine 23 Jun 2010 5,607
2 Endovascular Therapy for Acute Stroke with a Large Ischemic Region Shinichi Yoshimura et al. · New England Journal of Medicine Open access 9 Feb 2022 869
3 Updated overall survival results from a randomized phase III trial comparing gefitinib with carboplatin–paclitaxel for chemo-naïve non-small cell lung cancer with sensitive EGFR gene mutations (NEJ002) Akira Inoue, Kunihiko Kobayashi, Makoto Maemondo et al. · Annals of Oncology Open access 12 Sep 2012 556
4 Genetic Variants in C5 and Poor Response to Eculizumab Jun‐ichi Nishimura et al. · New England Journal of Medicine Open access 12 Feb 2014 417
5 Endoscopic sphincterotomy and endoscopic papillary balloon dilatation for bile duct stones: a prospective randomized controlled multicenter trial Naotaka Fujita, Hiroyuki Maguchi, Yutaka Komatsu et al. · Gastrointestinal Endoscopy Feb 2003 224
All 58 most cited papers, with filters and sorting

Which keywords describe research at Iwate Prefectural Central Hospital?

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

▲ 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-now 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. Epidemiology18▲ 3.0×53 topics
  2. Diagnosis11▲ 7.8×19 topics
  3. Treatment10▲ 5.3×21 topics
  4. Complications9▲ 11×11 topics
  5. Guidelines8▲ 12×9 topics
  6. Chemotherapy8▲ 7.4×18 topics
  7. Inflammation8▲ 2.4×24 topics
  8. Risk Factors7▲ 4.4×12 topics
  9. Surgical Management7▲ 11×16 topics
  10. Immunotherapy6▲ 5.8×14 topics
  11. Clinical Practice Guidelines6▲ 7.3×11 topics
  12. Management6▲ 4.7×13 topics
  13. Molecular Characterization6▲ 20×5 topics
  14. Cardiovascular Disease5▲ 3.0×14 topics
  15. Heart Failure5▲ 7.8×8 topics
  16. Endovascular Repair5▲ 38×3 topics
  17. Echocardiography5▲ 12×6 topics
  18. Diabetes5▲ 6.1×7 topics
  19. Prognosis5▲ 9.0×9 topics
  20. Revascularization5▲ 19×3 topics
  21. Genetic Mutations4▲ 6.0×10 topics
  22. Children4▲ 11×5 topics
  23. Meta-Analysis4▲ 4.3×5 topics
  24. Clinical Trials4▲ 3.7×9 topics
  25. Myocardial Infarction4▲ 11×7 topics
  26. Neoadjuvant Therapy4▲ 10×5 topics
  27. Atherosclerosis4▲ 8.2×5 topics
  28. Neuroprotection4▲ 6.5×5 topics
  29. Percutaneous Coronary Intervention4▲ 17×4 topics
  30. Prognostic Factors4▲ 5.2×11 topics
  31. Survival Analysis4▲ 8.3×4 topics
  32. Genetic Susceptibility3▲ 23×3 topics
  33. Imaging3▲ 8.7×5 topics
  34. Aortic Aneurysm3▲ 31×2 topics
  35. Thrombus Formation3▲ 26×3 topics
  36. Rituximab3▲ 14×4 topics
  37. Gastric Cancer3▲ 16×3 topics
  38. Aortic Dissection3▲ 41×1 topic
  39. Bicuspid Aortic Valve3▲ 41×1 topic
  40. Embolization3▲ 26×4 topics

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

By volume in 2022-now: Aortic Disease and Treatment Approaches, Esophageal and GI Pathology, Gastric Cancer Management and Outcomes and Aortic aneurysm repair treatments.

Aortic Disease and Treat…3Aortic Disease and Treatment Approaches: 3 fractional worksEsophageal and GI Pathol…2Esophageal and GI Pathology: 2 fractional worksGastric Cancer Management and Outcomes: 2 fractional worksAortic aneurysm repair treatments: 2 fractional worksCardiac Health and Mental Health: 2 fractional worksAcute Ischemic Stroke Management: 2 fractional worksLiver Disease Diagnosis and Treatment: 2 fractional worksHeart Failure Treatment …2Heart Failure Treatment and Management: 2 fractional worksVasculitis and related conditions: 2 fractional worksRenal Diseases and Glomerulopathies: 2 fractional works
Pulmonary and Respiratory MedicineSurgeryCardiology and Cardiovascular MedicineEpidemiology1 others

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

  1. 1 Aortic Disease and Treatment Approaches Pulmonary and Respiratory Medicine 3 works
  2. 2 Esophageal and GI Pathology Surgery 2 works
  3. 3 Gastric Cancer Management and Outcomes Pulmonary and Respiratory Medicine 2 works
  4. 4 Aortic aneurysm repair treatments Pulmonary and Respiratory Medicine 2 works
  5. 5 Cardiac Health and Mental Health Cardiology and Cardiovascular Medicine 2 works
  6. 6 Acute Ischemic Stroke Management Epidemiology 2 works
  7. 7 Liver Disease Diagnosis and Treatment Epidemiology 2 works
  8. 8 Heart Failure Treatment and Management Cardiology and Cardiovascular Medicine 2 works
  9. 9 Vasculitis and related conditions Pulmonary and Respiratory Medicine 2 works
  10. 10 Renal Diseases and Glomerulopathies Nephrology 2 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 available59.7%not open40.3%

World: 40% of research is openly available.

with international co-authors3.8%domestic only96.2%

World: 18% is written across borders.

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

Output in 2022-2025 was 58% higher than in 2018-2021.

still counting1990200020102020
grewheldshrank

The same series as a ribbon: one cell per year, darker for more. The line above answers how much; this answers when.

Its share of all research

Growing output can still be a shrinking share: all of science grows. This is Iwate Prefectural Central Hospital as a percentage of every work published that year, 0.00059% in 2024.

still counting0.0010%0.0020%Iwate Prefectural Central Hospital0.00057% in 202519801990200020102020

Fractional works of Iwate Prefectural Central Hospital over all fractional works that year. How the balance of science has shifted.

How much of it reaches the world top 10%

Year by year, against all institutions in the same year.

still counting5%10%15%all institutions10.0% in 2025Iwate Prefectural Central Hospital3.4% in 202520102020

Of each year's output, the share that reached the world's 10% most cited for its field and year. Peak 3.7% in 2020.

Other research institutions in Morioka

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Iwate Prefectural Central Hospital on Science Explorer

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