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Hospital / health system · Noda · Japan

Kobari General Hospital

kobari-kango.comROR OpenAlex
World rank, all time
#34,328
of 34,923
Rank in Japan
#1,846
of 1,923
Research works
134
▲ 38% vs 2018-21
Citations
1.2k
9.1 per fractional work
Top-10% rate
4.0%
all institutions 10.0%
vs its own fields
0.83×
1.00× is exactly expected
Open access
50%
world 40%
International
9%
world 18%
Kobari General Hospital

Which fields of science does Kobari General Hospital work in?

In all years, 78% of research at Kobari General Hospital is in Health Sciences, 11% in Physical Sciences. Its largest fields are Medicine (78%), Engineering (9%), Biochemistry, Genetics and Molecular Biology (5%). It does 3.2× the world's share of Health Sciences.

Health Sciences: 105 fractional works · 78.4% of its workMedicine: 104 fractional works · 77.7% of its workSurgery: 28 fractional works · 20.8% of its workPulmonary and Respiratory Medicine: 18 fractional works · 13.6% of its workCardiology and Cardiovascular Medicine: 15 fractional works · 11.4% of its workEpidemiology: 6 fractional works · 4.2% of its workRadiology, Nuclear Medicine and Imaging: 5 fractional works · 3.4% of its workOncology: 4 fractional works · 3.3% of its workRheumatology: 4 fractional works · 2.8% of its workNeurology: 3 fractional works · 2.6% of its workPathology and Forensic Medicine: 3 fractional works · 2.2% of its workEndocrinology, Diabetes and Metabolism: 3 fractional works · 2.1% of its workOrthopedics and Sports Medicine: 1 fractional works · 1.1% of its workNephrology: 1 fractional works · 1.0% of its workPhysiology: 1 fractional works · 1.0% of its workObstetrics and Gynecology: 1 fractional works · 0.9% of its workPublic Health, Environmental and Occupational Health: 1 fractional works · 0.8% of its workHematology: 1 fractional works · 0.8% of its workGenetics: 1 fractional works · 0.7% of its workUrology: 1 fractional works · 0.6% of its workInfectious Diseases: 1 fractional works · 0.5% of its workDermatology: 1 fractional works · 0.4% of its workPsychiatry and Mental health: 1 fractional works · 0.4% of its workGastroenterology: 1 fractional works · 0.4% of its workCritical Care and Intensive Care Medicine: 0 fractional works · 0.4% of its workPediatrics, Perinatology and Child Health: 0 fractional works · 0.3% of its workPharmacology: 0 fractional works · 0.3% of its workHepatology: 0 fractional works · 0.3% of its workInternal Medicine: 0 fractional works · 0.3% of its workSmaller subfields together: 1 fractional works · 0.9% of its workHealth Professions: 1 fractional works · 0.5% of its workDentistry: 0 fractional works · 0.1% of its workVeterinary: 0 fractional works · 0.0% of its workPhysical Sciences: 14 fractional works · 10.6% of its workEngineering: 11 fractional works · 8.6% of its workBiomedical Engineering: 8 fractional works · 5.9% of its workMechanics of Materials: 1 fractional works · 0.8% of its workCivil and Structural Engineering: 1 fractional works · 0.6% of its workMechanical Engineering: 1 fractional works · 0.6% of its workAerospace Engineering: 0 fractional works · 0.2% of its workMedia Technology: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.2% of its workMaterials Science: 1 fractional works · 0.6% of its workBiomaterials: 1 fractional works · 0.6% of its workComputer Science: 1 fractional works · 0.5% of its workComputer Vision and Pattern Recognition: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.3% of its workEnvironmental Science: 1 fractional works · 0.4% of its workEarth and Planetary Sciences: 0 fractional works · 0.3% of its workPaleontology: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.1% of its workMathematics: 0 fractional works · 0.1% of its workLife Sciences: 10 fractional works · 7.8% of its workBiochemistry, Genetics and Molecular Biology: 7 fractional works · 5.2% of its workGenetics: 2 fractional works · 1.7% of its workMolecular Biology: 2 fractional works · 1.5% of its workCancer Research: 2 fractional works · 1.1% of its workBiochemistry: 0 fractional works · 0.2% of its workDevelopmental Biology: 0 fractional works · 0.2% of its workCell Biology: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.2% of its workNeuroscience: 2 fractional works · 1.3% of its workCognitive Neuroscience: 1 fractional works · 0.4% of its workCellular and Molecular Neuroscience: 0 fractional works · 0.4% of its workSensory Systems: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.3% of its workImmunology and Microbiology: 1 fractional works · 1.0% of its workImmunology: 1 fractional works · 1.0% of its workSmaller subfields together: 0 fractional works · 0.1% of its workAgricultural and Biological Sciences: 0 fractional works · 0.2% of its workPharmacology, Toxicology and Pharmaceutics: 0 fractional works · 0.1% of its workSocial Sciences: 4 fractional works · 3.2% of its workSocial Sciences: 2 fractional works · 1.7% of its workLibrary and Information Sciences: 1 fractional works · 1.0% of its workTransportation: 0 fractional works · 0.4% of its workSociology and Political Science: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.0% of its workArts and Humanities: 1 fractional works · 1.0% of its workArcheology: 1 fractional works · 1.0% of its workPsychology: 0 fractional works · 0.3% of its workClinical Psychology: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.1% of its workEconomics, Econometrics and Finance: 0 fractional works · 0.2% of its workALL ITS WORKKobari GeneralHospital134fractional works, all years
Life Sciences8%Physical Sciences11%Health Sciences78%Social Sciences3%

Each ring splits the one inside it: the four domains of science, their fields, their subfields. Size is fractional works in all years. 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 19 fields, with their numbers
    1. Medicine10477.7%
    2. Health Professions10.5%
    3. Dentistry00.1%
    4. Veterinary00.0%
    1. Engineering118.6%
    2. Materials Science10.6%
    3. Computer Science10.5%
    4. Environmental Science10.4%
    5. Earth and Planetary Sciences00.3%
    6. Mathematics00.1%
    1. Biochemistry, Genetics and Molecular Biology75.2%
    2. Neuroscience21.3%
    3. Immunology and Microbiology11.0%
    4. Agricultural and Biological Sciences00.2%
    5. Pharmacology, Toxicology and Pharmaceutics00.1%
    1. Social Sciences21.7%
    2. Arts and Humanities11.0%
    3. Psychology00.3%
    4. Economics, Econometrics and Finance00.2%
All of science, and how each field's share has moved since 1950: the Science domain explorer

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: 0.99× its world share, 1 worksBiochemistry, Geneti…Immunology and Microbiology: 0.60× its world share, 0 worksImmunology and Micro…Neuroscience: 0.28× its world share, 0 worksNeuroscienceEarth and Planetary Sciences: 1.16× its world share, 0 worksEarth and Planetary …Engineering: 0.15× its world share, 0 worksEngineeringEnvironmental Science: 0.37× its world share, 0 worksEnvironmental ScienceDentistry: 1.88× its world share, 0 worksDentistryHealth Professions: 0.18× its world share, 0 worksHealth ProfessionsMedicine: 4.11× its world share, 14 worksMedicineArts and Humanities: 1.26× its world share, 1 worksArts and HumanitiesSocial Sciences: 0.30× 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, 4.1×. Every wedge is a field page.

All 11 fields, with their numbers
  1. Medicine4.11×14 works
  2. Dentistry1.88×0 works
  3. Arts and Humanities1.26×1 works
  4. Earth and Planetary Sciences1.16×0 works
  5. Biochemistry, Genetics and Molecular Biology0.99×1 works
  6. Immunology and Microbiology0.60×0 works
  7. Environmental Science0.37×0 works
  8. Social Sciences0.30×1 works
  9. Neuroscience0.28×0 works
  10. Health Professions0.18×0 works
  11. Engineering0.15×0 works

Who are the top researchers at Kobari General Hospital?

Ranked on the quality score, Chikara Kobari, Yoji Iida and Kazuyuki Tomioka lead among researchers whose main affiliation is Kobari General Hospital.

  1. 1 Chikara Kobari Japan · #3,503,373 worldwide 18 citations · 22 works
  2. 2 Yoji Iida Japan · #4,074,494 worldwide 295 citations · 34 works
  3. 3 Kazuyuki Tomioka Japan · #4,971,105 worldwide 36 citations · 22 works
  4. 4 Nobuyuki Makishima Japan · #6,010,742 worldwide 34 citations · 65 works
All ranked researchers at Kobari General Hospital

What are the most cited papers from Kobari General Hospital?

The most cited paper from Kobari General Hospital is "Rotational muscle strength of the limb after anterior cruciate ligament reconstruction using semitendinosus and gracilis tendon" (Hiroyuki Segawa, Go Omori, Yoshio Koga et al., 2002), with 135 citations. Next come "Long-term results of non-operative treatment of anterior cruciate ligament injury" (126) and "Bone tunnel enlargement after anterior cruciate ligament reconstruction using hamstring tendons" (121).

Most cited papers
#PaperReleasedCitations
1 Rotational muscle strength of the limb after anterior cruciate ligament reconstruction using semitendinosus and gracilis tendon Hiroyuki Segawa, Go Omori, Yoshio Koga et al. · Arthroscopy The Journal of Arthroscopic and Related Surgery Feb 2002 135
2 Long-term results of non-operative treatment of anterior cruciate ligament injury Hiroyuki Segawa, Go Omori, Yoshio Koga · The Knee Mar 2001 126
3 Bone tunnel enlargement after anterior cruciate ligament reconstruction using hamstring tendons Hiroyuki Segawa, Go Omori, Shigeru TOMITA et al. · Knee Surgery Sports Traumatology Arthroscopy 6 Mar 2001 121
4 Three-dimensional lower extremity alignment assessment system Takashi Satō, Yoshio Koga, Go Omori · The Journal of Arthroplasty 28 Jul 2004 117
5 Coronary artery bypass grafting using the gastroepiploic artery in 1,000 patients Hitoshi Hirose, Atushi Amano, Shuichirou Takanashi et al. · The Annals of Thoracic Surgery May 2002 88
All 62 most cited papers, with filters and sorting

Which keywords describe research at Kobari General Hospital?

By fractional works in all years, weighted toward what it does more of than the world: Epidemiology, Echocardiography, Revision Surgery, Total Hip Replacement, Heart Failure, Complications, Health-related Quality of Life and Sudden Cardiac Death.

▲ more of its work than of the world's◆ about the world's share▼ less than the world's

Size is fractional works in all years 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. Epidemiology15▲ 2.7×36 topics
  2. Echocardiography8▲ 21×6 topics
  3. Revision Surgery7▲ 45×2 topics
  4. Total Hip Replacement7▲ 45×2 topics
  5. Inflammation7▲ 2.2×21 topics
  6. Heart Failure7▲ 11×8 topics
  7. Complications5▲ 7.8×5 topics
  8. Health-related Quality of Life5▲ 18×3 topics
  9. Risk Factors5▲ 3.6×11 topics
  10. Arrhythmias5▲ 27×2 topics
  11. Sudden Cardiac Death5▲ 30×2 topics
  12. Treatment5▲ 2.8×16 topics
  13. Chemotherapy5▲ 5.0×8 topics
  14. Arthroplasty5▲ 42×2 topics
  15. Inflammatory Response4▲ 44×2 topics
  16. Patient Satisfaction4▲ 13×1 topic
  17. Total Knee Replacement4▲ 60×1 topic
  18. Cardiopulmonary Bypass4▲ 120×1 topic
  19. Clinical Trials4▲ 5.3×7 topics
  20. Coronary Artery Bypass Surgery4▲ 120×1 topic
  21. Diagnosis4▲ 3.2×14 topics
  22. Endovascular Repair4▲ 36×3 topics
  23. Surgical Management4▲ 7.1×10 topics
  24. Immunotherapy4▲ 4.4×6 topics
  25. Matrix Metalloproteinases4▲ 17×3 topics
  26. Catheter Ablation4▲ 21×2 topics
  27. Guidelines4▲ 5.4×5 topics
  28. Mortality4▲ 5.3×5 topics
  29. Computer-Aided Diagnosis3▲ 53×2 topics
  30. Biomechanics3▲ 7.7×5 topics
  31. Cardiac Resynchronization Therapy3▲ 53×1 topic
  32. Implantable Cardioverter-Defibrillator3▲ 53×1 topic
  33. Radiofrequency Ablation3▲ 22×1 topic
  34. Ventricular Tachycardia3▲ 41×1 topic
  35. Postoperative Complications3▲ 16×2 topics
  36. Treatment Guidelines3▲ 10×5 topics
  37. Medical Imaging3▲ 8.0×4 topics
  38. Percutaneous Coronary Intervention3▲ 15×4 topics
  39. Anterior Cruciate Ligament3▲ 58×1 topic
  40. Injury Risk3▲ 58×1 topic

Which research topics does Kobari General Hospital publish most on?

By volume in 2022-now: Cardiac Arrhythmias and Treatments, Cardiac pacing and defibrillation studies, Cardiac electrophysiology and arrhythmias and Pulmonary Hypertension Research and Treatments.

Cardiac Arrhythmias and …2Cardiac Arrhythmias and Treatments: 2 fractional worksCardiac pacing and defib…2Cardiac pacing and defibrillation studies: 2 fractional worksCardiac electrophysiolog…1Cardiac electrophysiology and arrhythmias: 1 fractional worksPulmonary Hypertension Research and Treatments: 0 fractional worksLung Cancer Diagnosis and Treatment: 0 fractional worksMilitary Technology and Strategies: 0 fractional worksLinguistic, Cultural, and Literary Studies: 0 fractional worksLegal and Regulatory Analysis: 0 fractional worksCardiac Structural Anomalies and Repair: 0 fractional worksCardiovascular and Diving-Related Complications: 0 fractional works
Cardiology and Cardiovascular MedicinePulmonary and Respiratory MedicineAerospace EngineeringSociology and Political Science2 others

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

  1. 1 Cardiac Arrhythmias and Treatments Cardiology and Cardiovascular Medicine 2 works
  2. 2 Cardiac pacing and defibrillation studies Cardiology and Cardiovascular Medicine 2 works
  3. 3 Cardiac electrophysiology and arrhythmias Cardiology and Cardiovascular Medicine 1 works
  4. 4 Pulmonary Hypertension Research and Treatments Pulmonary and Respiratory Medicine 0 works
  5. 5 Lung Cancer Diagnosis and Treatment Pulmonary and Respiratory Medicine 0 works
  6. 6 Military Technology and Strategies Aerospace Engineering 0 works
  7. 7 Linguistic, Cultural, and Literary Studies Sociology and Political Science 0 works
  8. 8 Legal and Regulatory Analysis Transportation 0 works
  9. 9 Cardiac Structural Anomalies and Repair Surgery 0 works
  10. 10 Cardiovascular and Diving-Related Complications Pulmonary and Respiratory Medicine 0 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 available50.5%not open49.5%

World: 40% of research is openly available.

with international co-authors9.4%domestic only90.6%

World: 18% is written across borders.

How has Kobari General Hospital's research output changed?

Output in 2022-2025 was 38% 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 Kobari General Hospital as a percentage of every work published that year, 0.000096% in 2024.

still counting0.00025%0.00050%0.00075%Kobari General Hospital0.000074% in 202519801990200020102020

Fractional works of Kobari General Hospital over all fractional works that year. How the balance of science has shifted.

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Kobari General Hospital on Science Explorer

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