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Hospital / health system · Niigata · Japan

Niigata University Medical and Dental Hospital

In research, Niigata University Medical and Dental Hospital stands highest in Medicine (#4,128 of 10,443 worldwide) and Health Sciences (#4,929 of 11,982 worldwide), 2022–2025.

nuh.niigata-u.ac.jp/englishhome.phpROR OpenAlex
World rank, 2022–2025
#12,245
of 28,054 · #12,224 all time
Rank in Japan
#307
of 1,070
Research works
1.8k
▲ 19% vs 2013–17
Citations
31k
17.1 per fractional work
Top-10% rate
10.1%
record average 16.5%
Open access
51%
world 28%

What is Niigata University Medical and Dental 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 #4,128 of 10,443 9.8%247 #4179
Health SciencesDomain #4,929 of 11,982 9.9%273 #4519

Each strip is that field’s whole ranked pool, with the notch where Niigata University Medical and Dental 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).

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: 0.06× its world share, 1 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 1.81× its world share, 33 worksBiochemistry, Geneti…Immunology and Microbiology: 1.59× its world share, 6 worksImmunology and Micro…Neuroscience: 1.34× its world share, 8 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 1.79× its world share, 2 worksPharmacology, Toxico…Chemistry: 0.36× its world share, 2 worksChemistryComputer Science: 0.02× its world share, 0 worksComputer ScienceEarth and Planetary Sciences: 0.06× its world share, 0 worksEarth and Planetary …Engineering: 0.10× its world share, 5 worksEngineeringEnvironmental Science: 0.05× its world share, 1 worksEnvironmental ScienceMaterials Science: 0.08× its world share, 1 worksMaterials ScienceMathematics: 0.13× its world share, 0 worksMathematicsPhysics and Astronomy: 0.30× its world share, 2 worksPhysics and AstronomyDentistry: 6.33× its world share, 10 worksDentistryHealth Professions: 1.48× its world share, 13 worksHealth ProfessionsMedicine: 3.75× its world share, 247 worksMedicineNursing: 1.32× its world share, 2 worksNursingVeterinary: 0.42× its world share, 0 worksVeterinaryArts and Humanities: 0.06× its world share, 1 worksArts and HumanitiesBusiness, Management and Accounting: 0.05× its world share, 1 worksBusiness, Management…Decision Sciences: 0.04× its world share, 0 worksDecision SciencesEconomics, Econometrics and Finance: 0.15× its world share, 1 worksEconomics, Econometr…Psychology: 0.28× its world share, 3 worksPsychologySocial Sciences: 0.06× its world share, 2 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Dentistry, 6.3×. Every wedge is a field page.

Who are the top researchers at Niigata University Medical and Dental Hospital?

Ranked on the composite score, Kohei Akazawa, Koh Nakata and Ryushi Tazawa lead among researchers whose main affiliation is Niigata University Medical and Dental Hospital.

  1. 1 Kohei Akazawa Japan · #170,447 worldwide 112 citations · 32 works
  2. 2 Koh Nakata Japan · #320,287 worldwide 76 citations · 33 works
  3. 3 Ryushi Tazawa Japan · #329,267 worldwide 76 citations · 28 works
  4. 4 Satoru Hashimoto Japan · #345,884 worldwide 113 citations · 49 works
  5. 5 雅博 大滝 Japan · #353,343 worldwide 0 citations · 35 works
  6. 6 Takahiro Tanaka Japan · #665,470 worldwide 35 citations · 17 works
  7. 7 Kayoko Ito Japan · #730,862 worldwide 5 citations · 22 works
  8. 8 Satoshi Tanabe Japan · #896,939 worldwide 26 citations · 25 works
  9. 9 Masayuki Ohashi Japan · #1,025,704 worldwide 27 citations · 27 works
  10. 10 Koji Nishijima Japan · #1,025,757 worldwide 16 citations · 24 works
All ranked researchers at Niigata University Medical and Dental Hospital

Which keywords describe research at Niigata University Medical and Dental Hospital?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Epidemiology, Inflammation, Chemotherapy, Quality of Life, Treatment, Immunotherapy, Complications and Chronic Kidney Disease.

▲ 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. Epidemiology40▲ 2.9×85 topics
  2. Inflammation26▲ 3.7×62 topics
  3. Quality of Life20▲ 4.0×31 topics
  4. Chemotherapy18▲ 7.5×22 topics
  5. Treatment17▲ 4.0×34 topics
  6. Immunotherapy13▲ 5.2×16 topics
  7. Cardiovascular Disease12▲ 3.2×27 topics
  8. Diagnosis12▲ 3.7×25 topics
  9. Cancer12▲ 2.5×39 topics
  10. Complications11▲ 6.5×15 topics
  11. Oxidative Stress10▲ 1.88×28 topics
  12. Risk Factors10▲ 2.8×21 topics
  13. Clinical Practice Guidelines10▲ 5.4×13 topics
  14. Radiotherapy9▲ 6.9×12 topics
  15. Chronic Kidney Disease9▲ 11×8 topics
  16. Management8▲ 3.1×22 topics
  17. Genetic Mutations8▲ 5.5×19 topics
  18. Mortality8▲ 4.0×11 topics
  19. Biomarkers8▲ 3.3×14 topics
  20. Neurological Disorders8▲ 3.9×15 topics
  21. Surgical Management7▲ 5.0×17 topics
  22. Tumor Microenvironment7▲ 4.7×8 topics
  23. Diagnostic Criteria7▲ 9.3×10 topics
  24. Maternal Mortality7▲ 9.1×5 topics
  25. Prognostic Factors7▲ 4.6×12 topics
  26. Clinical Trials7▲ 2.9×12 topics
  27. Molecular Characterization6▲ 10×4 topics
  28. Clinical Guidelines6▲ 6.2×8 topics
  29. Prenatal Diagnosis6▲ 12×6 topics
  30. Psychological Factors6▲ 8.6×5 topics
  31. Guidelines6▲ 3.8×9 topics
  32. Prevention6▲ 4.1×10 topics
  33. Rehabilitation6▲ 4.3×9 topics
  34. Prognosis6▲ 5.0×8 topics
  35. Metastasis6▲ 4.7×10 topics
  36. Neoadjuvant Therapy6▲ 6.9×5 topics
  37. Fibrosis5▲ 8.0×8 topics
  38. Endothelial Dysfunction5▲ 6.1×5 topics
  39. Stroke5▲ 7.9×7 topics
  40. Dysphagia4▲ 21×2 topics

Which research topics does Niigata University Medical and Dental Hospital publish most on?

By volume in 2022–2025: Temporomandibular Joint Disorders, Dialysis and Renal Disease Management, Maternal and fetal healthcare and Dysphagia Assessment and Management.

Temporomandibular Joint …4Temporomandibular Joint Disorders: 4 fractional worksDialysis and Renal Disea…3Dialysis and Renal Disease Management: 3 fractional worksMaternal and fetal healthcare: 3 fractional worksDysphagia Assessment and…3Dysphagia Assessment and Management: 3 fractional worksCancer Immunotherapy and…3Cancer Immunotherapy and Biomarkers: 3 fractional worksPregnancy and preeclampsia studies: 3 fractional worksTotal Knee Arthroplasty Outcomes: 3 fractional worksAirway Management and In…2Airway Management and Intubation Techniques: 2 fractional worksLiver Disease Diagnosis and Treatment: 2 fractional worksMaternal and Perinatal Health Interventions: 2 fractional works
Complementary and Manual TherapyNephrologyPediatrics, Perinatology and Child HealthSpeech and Hearing5 others

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

  1. 1 Temporomandibular Joint Disorders Complementary and Manual Therapy 4 works
  2. 2 Dialysis and Renal Disease Management Nephrology 3 works
  3. 3 Maternal and fetal healthcare Pediatrics, Perinatology and Child Health 3 works
  4. 4 Dysphagia Assessment and Management Speech and Hearing 3 works
  5. 5 Cancer Immunotherapy and Biomarkers Oncology 3 works
  6. 6 Pregnancy and preeclampsia studies Obstetrics and Gynecology 3 works
  7. 7 Total Knee Arthroplasty Outcomes Surgery 3 works
  8. 8 Airway Management and Intubation Techniques Anesthesiology and Pain Medicine 2 works
  9. 9 Liver Disease Diagnosis and Treatment Epidemiology 2 works
  10. 10 Maternal and Perinatal Health Interventions Obstetrics and Gynecology 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 available51.4%not open48.6%

World: 28% of research is openly available.

with international co-authors7.8%domestic only92.2%

World: 19% is written across borders.

How has Niigata University Medical and Dental Hospital's research output changed?

Output in 2018–2022 was 19% 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 Niigata

All research institutions in Niigata

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.