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Hospital / health system · Sapporo · Japan

Sapporo Medical University Hospital

In research, Sapporo Medical University Hospital stands highest in Health Sciences (#10,536 of 11,982 worldwide) and Medicine (#9,406 of 10,443 worldwide), 2022–2025.

web.sapmed.ac.jp/hospitalROR OpenAlex
World rank, 2022–2025
#23,570
of 28,054 · #33,931 all time
Rank in Japan
#761
of 1,070
Research works
528
▲ 65% vs 2013–17
Citations
5.3k
10.1 per fractional work
Top-10% rate
6.1%
record average 16.5%
Open access
47%
world 28%

What is Sapporo Medical University 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
Health SciencesDomain #10,536 of 11,982 5.5%87 #15956
MedicineField #9,406 of 10,443 5.3%83 #13204

Each strip is that field’s whole ranked pool, with the notch where Sapporo Medical University 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: 0.07× its world share, 0 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.95× its world share, 6 worksBiochemistry, Geneti…Immunology and Microbiology: 1.50× its world share, 2 worksImmunology and Micro…Neuroscience: 1.59× its world share, 3 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 1.43× its world share, 0 worksPharmacology, Toxico…Chemistry: 0.20× its world share, 0 worksChemistryComputer Science: 0.06× its world share, 0 worksComputer ScienceEngineering: 0.24× its world share, 4 worksEngineeringEnvironmental Science: 0.17× its world share, 1 worksEnvironmental ScienceMaterials Science: 0.06× its world share, 0 worksMaterials ScienceMathematics: 0.13× its world share, 0 worksMathematicsPhysics and Astronomy: 0.10× its world share, 0 worksPhysics and AstronomyDentistry: 0.79× its world share, 0 worksDentistryHealth Professions: 0.98× its world share, 3 worksHealth ProfessionsMedicine: 4.02× its world share, 83 worksMedicineNursing: 1.15× its world share, 1 worksNursingBusiness, Management and Accounting: 0.10× its world share, 0 worksBusiness, Management…Decision Sciences: 0.07× its world share, 0 worksDecision SciencesEconomics, Econometrics and Finance: 0.09× its world share, 0 worksEconomics, Econometr…Psychology: 0.40× its world share, 1 worksPsychologySocial Sciences: 0.12× its world share, 2 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Medicine, 4.0×. Every wedge is a field page.

Who are the top researchers at Sapporo Medical University Hospital?

Ranked on the composite score, Hiroki Hirai and Yoshihiro Odawara lead among researchers whose main affiliation is Sapporo Medical University Hospital.

  1. 1 Hiroki Hirai Japan · #986,141 worldwide 14 citations · 15 works
  2. 2 Yoshihiro Odawara Japan · #1,065,868 worldwide 8 citations · 20 works
All ranked researchers at Sapporo Medical University Hospital

Which keywords describe research at Sapporo Medical University Hospital?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Epidemiology, Prognosis, Antimicrobial Resistance, SARS-CoV-2, Inflammation, Aging, Heart Failure and Treatment.

▲ 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. Epidemiology13▲ 3.2×56 topics
  2. Inflammation6▲ 2.9×26 topics
  3. Treatment5▲ 3.8×20 topics
  4. Cardiovascular Disease4▲ 3.7×21 topics
  5. Diagnosis4▲ 4.4×15 topics
  6. Aging4▲ 7.0×5 topics
  7. Prognosis4▲ 12×7 topics
  8. Antimicrobial Resistance4▲ 19×4 topics
  9. SARS-CoV-24▲ 11×4 topics
  10. Chemotherapy4▲ 5.1×15 topics
  11. Management4▲ 4.5×11 topics
  12. Heart Failure4▲ 7.8×10 topics
  13. Critical Care3▲ 13×7 topics
  14. Muscle Mass3▲ 28×2 topics
  15. Risk Factors3▲ 2.7×14 topics
  16. Rehabilitation3▲ 7.2×7 topics
  17. Guidelines3▲ 6.0×10 topics
  18. Clinical Practice Guidelines3▲ 5.0×12 topics
  19. Echocardiography3▲ 9.2×5 topics
  20. Biomarkers3▲ 3.5×10 topics
  21. Endovascular Repair3▲ 29×3 topics
  22. Mechanical Ventilation3▲ 21×2 topics
  23. Biosensors2▲ 4.6×3 topics
  24. Radiotherapy2▲ 6.1×9 topics
  25. Surgical Management2▲ 5.7×11 topics
  26. Thrombosis2▲ 7.9×5 topics
  27. ACE2 Receptor2▲ 8.7×2 topics
  28. Elderly Patients2▲ 13×4 topics
  29. Healthcare-Associated Infections2▲ 18×5 topics
  30. Cancer Cachexia2▲ 23×1 topic
  31. Sarcopenia2▲ 23×1 topic
  32. Biomechanics2▲ 6.3×4 topics
  33. Sepsis2▲ 11×3 topics
  34. Adjuvant Therapy2▲ 14×2 topics
  35. Clinical Management2▲ 10×4 topics
  36. Robotic Surgery2▲ 13×5 topics
  37. Virulence Factors2▲ 12×3 topics
  38. Continuous Infusion2▲ 45×2 topics
  39. Antibiotic Pharmacokinetics2▲ 54×1 topic
  40. Critically Ill Patients2▲ 54×1 topic

Which research topics does Sapporo Medical University Hospital publish most on?

By volume in 2022–2025: Nutrition and Health in Aging, Antibiotics Pharmacokinetics and Efficacy, Lung Cancer Diagnosis and Treatment and SARS-CoV-2 detection and testing.

Nutrition and Health in …2Nutrition and Health in Aging: 2 fractional worksAntibiotics Pharmacokine…2Antibiotics Pharmacokinetics and Efficacy: 2 fractional worksLung Cancer Diagnosis and Treatment: 2 fractional worksSARS-CoV-2 detection and testing: 2 fractional worksAntimicrobial Resistance in Staphylococcus: 1 fractional worksSARS-CoV-2 and COVID-19 Research: 1 fractional worksRespiratory Support and Mechanisms: 1 fractional worksTracheal and airway diso…1Tracheal and airway disorders: 1 fractional worksAortic Disease and Treatment Approaches: 1 fractional worksAortic aneurysm repair treatments: 1 fractional works
PhysiologyPharmacologyPulmonary and Respiratory MedicineInfectious Diseases

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

  1. 1 Nutrition and Health in Aging Physiology 2 works
  2. 2 Antibiotics Pharmacokinetics and Efficacy Pharmacology 2 works
  3. 3 Lung Cancer Diagnosis and Treatment Pulmonary and Respiratory Medicine 2 works
  4. 4 SARS-CoV-2 detection and testing Infectious Diseases 2 works
  5. 5 Antimicrobial Resistance in Staphylococcus Infectious Diseases 1 works
  6. 6 SARS-CoV-2 and COVID-19 Research Infectious Diseases 1 works
  7. 7 Respiratory Support and Mechanisms Pulmonary and Respiratory Medicine 1 works
  8. 8 Tracheal and airway disorders Pulmonary and Respiratory Medicine 1 works
  9. 9 Aortic Disease and Treatment Approaches Pulmonary and Respiratory Medicine 1 works
  10. 10 Aortic aneurysm repair treatments Pulmonary and Respiratory Medicine 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 available46.6%not open53.4%

World: 28% of research is openly available.

with international co-authors4.7%domestic only95.3%

World: 19% is written across borders.

How has Sapporo Medical University Hospital's research output changed?

Output in 2018–2022 was 65% 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 Sapporo

All research institutions in Sapporo

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.