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Hospital / health system · Irrua · Nigeria

Irrua Specialist Teaching Hospital

In research, Irrua Specialist Teaching Hospital stands highest in Medicine (#9,199 of 10,443 worldwide) and Health Sciences (#10,571 of 11,982 worldwide), 2022–2025.

isth.com.ngROR OpenAlex
World rank, 2022–2025
#20,931
of 28,054 · #33,716 all time
Rank in Nigeria
#148
of 191
Research works
397
▲ 29% vs 2013–17
Citations
3.7k
9.3 per fractional work
Top-10% rate
5.4%
record average 16.5%
Open access
82%
world 28%

What is Irrua Specialist Teaching 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 #9,199 of 10,443 4.8%104 #13820
Health SciencesDomain #10,571 of 11,982 4.7%124 #16276

Each strip is that field’s whole ranked pool, with the notch where Irrua Specialist Teaching 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: 0.32× its world share, 2 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.62× its world share, 5 worksBiochemistry, Geneti…Immunology and Microbiology: 1.95× its world share, 3 worksImmunology and Micro…Neuroscience: 0.55× its world share, 1 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 0.65× its world share, 0 worksPharmacology, Toxico…Chemical Engineering: 0.12× its world share, 0 worksChemical EngineeringComputer Science: 0.13× its world share, 2 worksComputer ScienceEngineering: 0.05× its world share, 1 worksEngineeringEnvironmental Science: 0.14× its world share, 1 worksEnvironmental ScienceMaterials Science: 0.03× its world share, 0 worksMaterials ScienceMathematics: 0.53× its world share, 1 worksMathematicsDentistry: 0.49× its world share, 0 worksDentistryHealth Professions: 4.42× its world share, 18 worksHealth ProfessionsMedicine: 3.43× its world share, 104 worksMedicineNursing: 2.21× its world share, 2 worksNursingVeterinary: 0.12× its world share, 0 worksVeterinaryArts and Humanities: 0.06× its world share, 0 worksArts and HumanitiesBusiness, Management and Accounting: 0.55× its world share, 3 worksBusiness, Management…Decision Sciences: 0.05× its world share, 0 worksDecision SciencesEconomics, Econometrics and Finance: 0.40× its world share, 1 worksEconomics, Econometr…Psychology: 0.98× its world share, 5 worksPsychologySocial Sciences: 0.33× its world share, 7 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Health Professions, 4.4×. Every wedge is a field page.

Which keywords describe research at Irrua Specialist Teaching Hospital?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Epidemiology, Vaccine, Immune Response, Pathogenesis, Public Health, Transmission, Ebola Virus and Outbreak.

▲ 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. Epidemiology26▲ 4.2×73 topics
  2. Vaccine18▲ 29×10 topics
  3. Immune Response16▲ 18×9 topics
  4. Pathogenesis16▲ 20×10 topics
  5. Public Health15▲ 6.5×29 topics
  6. Transmission13▲ 152×2 topics
  7. Ebola Virus13▲ 300×1 topic
  8. Outbreak13▲ 225×1 topic
  9. COVID-1910▲ 4.7×15 topics
  10. Infectious Diseases10▲ 19×7 topics
  11. Ethical Considerations9▲ 17×7 topics
  12. Healthcare Workers8▲ 21×3 topics
  13. Maternal Mortality8▲ 23×5 topics
  14. Disaster Response8▲ 65×2 topics
  15. Global Burden8▲ 8.8×10 topics
  16. Treatment7▲ 3.8×20 topics
  17. Cardiovascular Disease7▲ 4.0×20 topics
  18. Emergency Preparedness7▲ 104×1 topic
  19. Triage7▲ 104×1 topic
  20. Pandemic7▲ 3.9×7 topics
  21. Risk Factors6▲ 3.7×18 topics
  22. Management5▲ 4.1×13 topics
  23. SARS-CoV-25▲ 9.4×5 topics
  24. Cancer Incidence5▲ 21×4 topics
  25. Complications4▲ 5.6×10 topics
  26. Non-Communicable Diseases4▲ 8.6×3 topics
  27. Medical Education4▲ 9.6×9 topics
  28. Global Access4▲ 26×2 topics
  29. Cervical Cancer4▲ 21×2 topics
  30. Risk Perception4▲ 8.3×2 topics
  31. Cytology Screening3▲ 44×1 topic
  32. HPV Vaccination3▲ 44×1 topic
  33. Human Papillomavirus3▲ 18×2 topics
  34. Viral Oncoproteins3▲ 34×2 topics
  35. COVID-19 Vaccine3▲ 28×1 topic
  36. Prenatal Diagnosis3▲ 14×6 topics
  37. Vaccine Hesitancy3▲ 31×1 topic
  38. Clinical Guidelines3▲ 6.7×5 topics
  39. Coronavirus3▲ 9.2×2 topics
  40. Critical Care3▲ 8.3×6 topics

Which research topics does Irrua Specialist Teaching Hospital publish most on?

By volume in 2022–2025: Viral Infections and Outbreaks Research, Disaster Response and Management, Cervical Cancer and HPV Research and Vaccine Coverage and Hesitancy.

Viral Infections and Out…13Viral Infections and Outbreaks Research: 13 fractional worksDisaster Response and Management: 7 fractional worksCervical Cancer and HPV Research: 3 fractional worksVaccine Coverage and Hesitancy: 3 fractional worksGlobal Maternal and Chil…3Global Maternal and Child Health: 3 fractional worksMaternal and fetal healthcare: 2 fractional worksGlobal Health and Epidemiology: 2 fractional worksTraumatic Ocular and Foreign Body Injuries: 2 fractional worksGlobal Public Health Policies and Epidemiology: 2 fractional worksDiverse Scientific Research Studies: 2 fractional works
Infectious DiseasesEmergency Medical ServicesEpidemiologyHealth5 others

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

  1. 1 Viral Infections and Outbreaks Research Infectious Diseases 13 works
  2. 2 Disaster Response and Management Emergency Medical Services 7 works
  3. 3 Cervical Cancer and HPV Research Epidemiology 3 works
  4. 4 Vaccine Coverage and Hesitancy Health 3 works
  5. 5 Global Maternal and Child Health Pediatrics, Perinatology and Child Health 3 works
  6. 6 Maternal and fetal healthcare Pediatrics, Perinatology and Child Health 2 works
  7. 7 Global Health and Epidemiology Health Information Management 2 works
  8. 8 Traumatic Ocular and Foreign Body Injuries Ophthalmology 2 works
  9. 9 Global Public Health Policies and Epidemiology Organizational Behavior and Human Resource Management 2 works
  10. 10 Diverse Scientific Research Studies General Health Professions 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 available81.5%not open18.5%

World: 28% of research is openly available.

with international co-authors17.5%domestic only82.5%

World: 19% is written across borders.

How has Irrua Specialist Teaching Hospital's research output changed?

Output in 2018–2022 was 29% higher than in 2013–2017.

200020102020
grewheldshrank

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

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.