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Hospital / health system · Abuja · Nigeria

National Hospital Abuja

In research, National Hospital Abuja stands highest in Health Sciences (#4,578 of 9,902 worldwide) and Medicine (#4,026 of 8,541 worldwide), 2022-now.

nationalhospitalabuja.netROR OpenAlex
World rank, 2022-now
#12,886
of 22,385 · #22,444 all time
Rank in Nigeria
#128
of 183
Research works
554
▲ 35% vs 2018-21
Citations
4.4k
7.9 per fractional work
Top-10% rate
5.6%
all institutions 10.0%
vs its own fields
0.88×
1.00× is exactly expected
Open access
69%
world 40%
International
24%
world 18%
National Hospital Abuja

What is National Hospital Abuja 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 #4,578 of 9,902 4.9%134 #9910
MedicineField #4,026 of 8,541 5.0%116 #8759

Each strip is that field's whole ranked pool, with the notch where National Hospital Abuja 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 National Hospital Abuja work in?

In 2022-now, 71% of research at National Hospital Abuja is in Health Sciences, 11% in Life Sciences. Its largest fields are Medicine (62%), Health Professions (7%), Biochemistry, Genetics and Molecular Biology (4%). It does 3.0× the world's share of Health Sciences.

Health Sciences: 150 fractional works · 71.4% of its workMedicine: 130 fractional works · 61.9% of its workSurgery: 20 fractional works · 9.7% of its workPublic Health, Environmental and Occupational Health: 15 fractional works · 7.0% of its workEpidemiology: 11 fractional works · 5.3% of its workPulmonary and Respiratory Medicine: 8 fractional works · 3.6% of its workPediatrics, Perinatology and Child Health: 7 fractional works · 3.2% of its workOncology: 6 fractional works · 3.0% of its workEmergency Medicine: 6 fractional works · 2.8% of its workCardiology and Cardiovascular Medicine: 5 fractional works · 2.6% of its workInfectious Diseases: 5 fractional works · 2.5% of its workObstetrics and Gynecology: 4 fractional works · 2.1% of its workRadiology, Nuclear Medicine and Imaging: 4 fractional works · 2.0% of its workEndocrinology, Diabetes and Metabolism: 4 fractional works · 2.0% of its workReproductive Medicine: 3 fractional works · 1.6% of its workRheumatology: 3 fractional works · 1.5% of its workHematology: 2 fractional works · 1.1% of its workPhysiology: 2 fractional works · 1.0% of its workNeurology: 2 fractional works · 0.9% of its workGenetics: 2 fractional works · 0.9% of its workOphthalmology: 2 fractional works · 0.9% of its workPathology and Forensic Medicine: 2 fractional works · 0.8% of its workDermatology: 1 fractional works · 0.7% of its workNephrology: 1 fractional works · 0.6% of its workGeriatrics and Gerontology: 1 fractional works · 0.6% of its workRehabilitation: 1 fractional works · 0.6% of its workComplementary and alternative medicine: 1 fractional works · 0.6% of its workOrthopedics and Sports Medicine: 1 fractional works · 0.6% of its workPsychiatry and Mental health: 1 fractional works · 0.5% of its workBiochemistry: 1 fractional works · 0.5% of its workUrology: 1 fractional works · 0.5% of its workOtorhinolaryngology: 1 fractional works · 0.4% of its workGastroenterology: 1 fractional works · 0.3% of its workCritical Care and Intensive Care Medicine: 1 fractional works · 0.3% of its workPharmacology: 1 fractional works · 0.3% of its workHealth Informatics: 0 fractional works · 0.2% of its workSmaller subfields together: 2 fractional works · 0.9% of its workHealth Professions: 14 fractional works · 6.8% of its workGeneral Health Professions: 7 fractional works · 3.3% of its workEmergency Medical Services: 4 fractional works · 1.7% of its workHealth Information Management: 2 fractional works · 0.9% of its workPharmacy: 0 fractional works · 0.2% of its workRadiological and Ultrasound Technology: 0 fractional works · 0.2% of its workSmaller subfields together: 1 fractional works · 0.4% of its workDentistry: 3 fractional works · 1.6% of its workOral Surgery: 2 fractional works · 0.9% of its workGeneral Dentistry: 1 fractional works · 0.3% of its workPeriodontics: 1 fractional works · 0.3% of its workNursing: 2 fractional works · 1.0% of its workNutrition and Dietetics: 2 fractional works · 1.0% of its workVeterinary: 0 fractional works · 0.2% of its workLife Sciences: 23 fractional works · 10.7% of its workBiochemistry, Genetics and Molecular Biology: 9 fractional works · 4.2% of its workMolecular Biology: 3 fractional works · 1.4% of its workGenetics: 2 fractional works · 1.0% of its workMolecular Medicine: 1 fractional works · 0.5% of its workCancer Research: 1 fractional works · 0.4% of its workEndocrinology: 1 fractional works · 0.4% of its workCell Biology: 0 fractional works · 0.2% of its workSmaller subfields together: 1 fractional works · 0.4% of its workNeuroscience: 5 fractional works · 2.5% of its workNeurology: 2 fractional works · 1.1% of its workCellular and Molecular Neuroscience: 1 fractional works · 0.7% of its workCognitive Neuroscience: 1 fractional works · 0.4% of its workEndocrine and Autonomic Systems: 1 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.1% of its workAgricultural and Biological Sciences: 4 fractional works · 1.8% of its workPlant Science: 2 fractional works · 0.8% of its workFood Science: 1 fractional works · 0.5% of its workSmaller subfields together: 1 fractional works · 0.5% of its workImmunology and Microbiology: 4 fractional works · 1.7% of its workMicrobiology: 1 fractional works · 0.6% of its workImmunology: 1 fractional works · 0.5% of its workApplied Microbiology and Biotechnology: 1 fractional works · 0.3% of its workSmaller subfields together: 1 fractional works · 0.3% of its workPharmacology, Toxicology and Pharmaceutics: 1 fractional works · 0.5% of its workPharmacology: 1 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.2% of its workPhysical Sciences: 22 fractional works · 10.5% of its workEngineering: 6 fractional works · 3.1% of its workControl and Systems Engineering: 1 fractional works · 0.6% of its workElectrical and Electronic Engineering: 1 fractional works · 0.5% of its workBiomedical Engineering: 1 fractional works · 0.5% of its workMechanical Engineering: 1 fractional works · 0.4% of its workMechanics of Materials: 1 fractional works · 0.4% of its workAerospace Engineering: 0 fractional works · 0.2% of its workSmaller subfields together: 1 fractional works · 0.5% of its workComputer Science: 6 fractional works · 2.7% of its workArtificial Intelligence: 3 fractional works · 1.3% of its workInformation Systems: 2 fractional works · 0.9% of its workComputational Theory and Mathematics: 0 fractional works · 0.2% of its workSmaller subfields together: 1 fractional works · 0.3% of its workEnvironmental Science: 4 fractional works · 2.1% of its workHealth, Toxicology and Mutagenesis: 1 fractional works · 0.6% of its workEnvironmental Chemistry: 1 fractional works · 0.3% of its workGlobal and Planetary Change: 1 fractional works · 0.3% of its workEcology: 0 fractional works · 0.2% of its workIndustrial and Manufacturing Engineering: 0 fractional works · 0.2% of its workWater Science and Technology: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.2% of its workMathematics: 2 fractional works · 1.1% of its workNumerical Analysis: 1 fractional works · 0.3% of its workModeling and Simulation: 1 fractional works · 0.2% of its workGeometry and Topology: 0 fractional works · 0.2% of its workStatistics and Probability: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.1% of its workMaterials Science: 1 fractional works · 0.5% of its workMaterials Chemistry: 1 fractional works · 0.5% of its workSmaller subfields together: 0 fractional works · 0.0% of its workPhysics and Astronomy: 1 fractional works · 0.4% of its workRadiation: 1 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.1% of its workChemistry: 1 fractional works · 0.4% of its workEnergy: 0 fractional works · 0.2% of its workChemical Engineering: 0 fractional works · 0.0% of its workSocial Sciences: 16 fractional works · 7.4% of its workSocial Sciences: 5 fractional works · 2.2% of its workSociology and Political Science: 2 fractional works · 1.0% of its workGender Studies: 1 fractional works · 0.6% of its workSmaller subfields together: 1 fractional works · 0.6% of its workEconomics, Econometrics and Finance: 4 fractional works · 1.8% of its workEconomics and Econometrics: 2 fractional works · 1.0% of its workFinance: 2 fractional works · 0.8% of its workPsychology: 3 fractional works · 1.6% of its workClinical Psychology: 2 fractional works · 1.2% of its workSocial Psychology: 1 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.2% of its workBusiness, Management and Accounting: 3 fractional works · 1.3% of its workOrganizational Behavior and Human Resource Management: 1 fractional works · 0.4% of its workAccounting: 1 fractional works · 0.3% of its workMarketing: 0 fractional works · 0.2% of its workSmaller subfields together: 1 fractional works · 0.3% of its workDecision Sciences: 1 fractional works · 0.4% of its workManagement Science and Operations Research: 1 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.1% of its workArts and Humanities: 0 fractional works · 0.2% of its workALL ITS WORKNational HospitalAbuja210fractional works, 2022-now
Life Sciences11%Physical Sciences10%Health Sciences71%Social Sciences7%

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 25 fields, with their numbers
    1. Medicine13061.9%
    2. Health Professions146.8%
    3. Dentistry31.6%
    4. Nursing21.0%
    5. Veterinary00.2%
    1. Biochemistry, Genetics and Molecular Biology94.2%
    2. Neuroscience52.5%
    3. Agricultural and Biological Sciences41.8%
    4. Immunology and Microbiology41.7%
    5. Pharmacology, Toxicology and Pharmaceutics10.5%
    1. Engineering63.1%
    2. Computer Science62.7%
    3. Environmental Science42.1%
    4. Mathematics21.1%
    5. Materials Science10.5%
    6. Physics and Astronomy10.4%
    7. Chemistry10.4%
    8. Energy00.2%
    9. Chemical Engineering00.0%
    1. Social Sciences52.2%
    2. Economics, Econometrics and Finance41.8%
    3. Psychology31.6%
    4. Business, Management and Accounting31.3%
    5. Decision Sciences10.4%
    6. Arts and Humanities00.2%
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.

Agricultural and Biological Sciences: 0.38× its world share, 4 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.79× its world share, 9 worksBiochemistry, Geneti…Immunology and Microbiology: 1.72× its world share, 4 worksImmunology and Micro…Neuroscience: 1.53× its world share, 5 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 1.29× its world share, 1 worksPharmacology, Toxico…Chemical Engineering: 0.09× its world share, 0 worksChemical EngineeringChemistry: 0.24× its world share, 1 worksChemistryComputer Science: 0.34× its world share, 6 worksComputer ScienceEnergy: 0.17× its world share, 0 worksEnergyEngineering: 0.20× its world share, 6 worksEngineeringEnvironmental Science: 0.42× its world share, 4 worksEnvironmental ScienceMaterials Science: 0.15× its world share, 1 worksMaterials ScienceMathematics: 0.97× its world share, 2 worksMathematicsPhysics and Astronomy: 0.19× its world share, 1 worksPhysics and AstronomyDentistry: 3.20× its world share, 3 worksDentistryHealth Professions: 2.56× its world share, 14 worksHealth ProfessionsMedicine: 3.22× its world share, 130 worksMedicineNursing: 1.95× its world share, 2 worksNursingVeterinary: 1.40× its world share, 0 worksVeterinaryArts and Humanities: 0.07× its world share, 0 worksArts and HumanitiesBusiness, Management and Accounting: 0.39× its world share, 3 worksBusiness, Management…Decision Sciences: 0.37× its world share, 1 worksDecision SciencesEconomics, Econometrics and Finance: 0.85× its world share, 4 worksEconomics, Econometr…Psychology: 0.53× its world share, 3 worksPsychologySocial Sciences: 0.17× its world share, 5 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Medicine, 3.2×. Every wedge is a field page.

All 25 fields, with their numbers
  1. Medicine3.22×130 works
  2. Dentistry3.20×3 works
  3. Health Professions2.56×14 works
  4. Nursing1.95×2 works
  5. Immunology and Microbiology1.72×4 works
  6. Neuroscience1.53×5 works
  7. Veterinary1.40×0 works
  8. Pharmacology, Toxicology and Pharmaceutics1.29×1 works
  9. Mathematics0.97×2 works
  10. Economics, Econometrics and Finance0.85×4 works
  11. Biochemistry, Genetics and Molecular Biology0.79×9 works
  12. Psychology0.53×3 works
  13. Environmental Science0.42×4 works
  14. Business, Management and Accounting0.39×3 works
  15. Agricultural and Biological Sciences0.38×4 works
  16. Decision Sciences0.37×1 works
  17. Computer Science0.34×6 works
  18. Chemistry0.24×1 works
  19. Engineering0.20×6 works
  20. Physics and Astronomy0.19×1 works
  21. Energy0.17×0 works
  22. Social Sciences0.17×5 works
  23. Materials Science0.15×1 works
  24. Chemical Engineering0.09×0 works
  25. Arts and Humanities0.07×0 works

Who are the top researchers at National Hospital Abuja?

Ranked on the quality score, Kenneth Chukwuemeka Iregbu, Vincent Ebuka Nwatah and Fatima Isa Modibbo lead among researchers whose main affiliation is National Hospital Abuja.

  1. 1 Kenneth Chukwuemeka Iregbu Nigeria · #169,289 worldwide 25k citations · 96 works
  2. 2 Vincent Ebuka Nwatah Nigeria · #218,231 worldwide 12k citations · 30 works
  3. 3 Fatima Isa Modibbo Nigeria · #604,281 worldwide 1.2k citations · 19 works
  4. 4 Muhammad Raji Mahmud Nigeria · #1,429,189 worldwide 557 citations · 27 works
  5. 5 Nubwa Medugu Nigeria · #1,515,467 worldwide 494 citations · 43 works
  6. 6 Lamidi Isah Audu Nigeria · #1,612,291 worldwide 742 citations · 26 works
  7. 7 Taofeeq Abdallah Ige Nigeria · #1,704,777 worldwide 313 citations · 28 works
  8. 8 Festus Igbinoba Nigeria · #2,140,839 worldwide 1k citations · 78 works
  9. 9 Oluwole Olayemi Olaomi Nigeria · #2,210,151 worldwide 898 citations · 43 works
  10. 10 Ibrahim Wada Nigeria · #2,405,536 worldwide 1k citations · 46 works
All ranked researchers at National Hospital Abuja

What are the most cited papers from National Hospital Abuja?

The most cited paper from National Hospital Abuja is "Global Surgery 2030: evidence and solutions for achieving health, welfare, and economic development" (John Gerard Meara et al., 2015), with 3,853 citations. Next come "Integrated genomic and molecular characterization of cervical cancer" (1,631) and "Characterization of antimicrobial-resistant Gram-negative bacteria that cause neonatal sepsis in seven low- and middle-income countries" (472).

Most cited papers
#PaperReleasedCitations
1 Global Surgery 2030: evidence and solutions for achieving health, welfare, and economic development John Gerard Meara et al. · The Lancet Open access 26 Apr 2015 3,853
2 Integrated genomic and molecular characterization of cervical cancer Robert D. Burk et al. · Nature Open access301 authors 20 Jan 2017 1,631
3 Characterization of antimicrobial-resistant Gram-negative bacteria that cause neonatal sepsis in seven low- and middle-income countries Kirsty M. Sands et al. · Nature Microbiology Open access 29 Mar 2021 472
4 Intracontinental spread of human invasive Salmonella Typhimurium pathovariants in sub-Saharan Africa Chinyere K. Okoro et al. · Nature Genetics Open access 30 Sep 2012 420
5 Cancer incidence in Nigeria: A report from population-based cancer registries Elima Enaji Jedy-Agba, María Paula Curado, Olufemi John Ogunbiyi et al. · Cancer Epidemiology Open access 22 May 2012 401
All 57 most cited papers, with filters and sorting

Which keywords describe research at National Hospital Abuja?

By fractional works in 2022-now, weighted toward what it does more of than the world: Epidemiology, Cardiovascular Disease, Risk Factors, Global Burden, Medical Education, Mortality, Global Health and Ethical Considerations.

▲ 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. Epidemiology26▲ 3.0×82 topics
  2. Cardiovascular Disease11▲ 4.7×28 topics
  3. Risk Factors10▲ 4.5×28 topics
  4. Public Health8▲ 2.7×26 topics
  5. Inflammation8▲ 1.75×36 topics
  6. Global Burden7▲ 6.3×11 topics
  7. Mortality7▲ 5.9×12 topics
  8. Quality of Life7▲ 2.2×25 topics
  9. Medical Education6▲ 12×8 topics
  10. COVID-196▲ 2.3×18 topics
  11. Treatment6▲ 2.5×26 topics
  12. Metabolic Syndrome6▲ 3.6×18 topics
  13. Global Health6▲ 18×3 topics
  14. Chemotherapy6▲ 3.7×15 topics
  15. Ethical Considerations6▲ 7.7×7 topics
  16. Obesity6▲ 3.4×16 topics
  17. Cancer Incidence5▲ 17×3 topics
  18. Guidelines5▲ 5.0×10 topics
  19. Diagnosis5▲ 2.5×19 topics
  20. Insulin Resistance5▲ 4.8×8 topics
  21. Clinical Guidelines4▲ 7.1×7 topics
  22. Maternal Mortality4▲ 9.4×5 topics
  23. Complications4▲ 4.1×14 topics
  24. Medical Imaging4▲ 3.8×5 topics
  25. Surgical Management4▲ 4.8×14 topics
  26. Surgical Care4▲ 34×2 topics
  27. Global Surgery4▲ 83×1 topic
  28. Health Development4▲ 83×1 topic
  29. Health Outcomes4▲ 6.3×5 topics
  30. Quality Improvement4▲ 8.9×6 topics
  31. Cervical Cancer4▲ 16×3 topics
  32. Primary Care4▲ 4.5×8 topics
  33. Human Papillomavirus3▲ 13×3 topics
  34. Transfer Learning3▲ 7.9×2 topics
  35. Chronic Disease Management3▲ 7.4×5 topics
  36. Health Inequalities3▲ 12×2 topics
  37. Prenatal Diagnosis3▲ 9.9×7 topics
  38. Anemia3▲ 14×4 topics
  39. Community Health Workers3▲ 15×2 topics
  40. Infertility3▲ 9.3×4 topics

Which research topics does National Hospital Abuja publish most on?

By volume in 2022-now: Global Health and Surgery, Global Maternal and Child Health, Cervical Cancer and HPV Research and Brain Tumor Detection and Classification.

Global Health and Surgery4Global Health and Surgery: 4 fractional worksGlobal Maternal and Chil…3Global Maternal and Child Health: 3 fractional worksCervical Cancer and HPV …2Cervical Cancer and HPV Research: 2 fractional worksBrain Tumor Detection an…2Brain Tumor Detection and Classification: 2 fractional worksGlobal Cancer Incidence and Screening: 2 fractional worksCardiac, Anesthesia and Surgical Outcomes: 2 fractional worksTrauma and Emergency Car…2Trauma and Emergency Care Studies: 2 fractional worksHealthcare Systems and R…2Healthcare Systems and Reforms: 2 fractional worksGlobal Health Workforce …2Global Health Workforce Issues: 2 fractional worksGlobal Health and Epidem…1Global Health and Epidemiology: 1 fractional works
Public Health, Environmental and Occupational HealthPediatrics, Perinatology and Child HealthEpidemiologyNeurology6 others

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

  1. 1 Global Health and Surgery Public Health, Environmental and Occupational Health 4 works
  2. 2 Global Maternal and Child Health Pediatrics, Perinatology and Child Health 3 works
  3. 3 Cervical Cancer and HPV Research Epidemiology 2 works
  4. 4 Brain Tumor Detection and Classification Neurology 2 works
  5. 5 Global Cancer Incidence and Screening Oncology 2 works
  6. 6 Cardiac, Anesthesia and Surgical Outcomes Cardiology and Cardiovascular Medicine 2 works
  7. 7 Trauma and Emergency Care Studies Emergency Medicine 2 works
  8. 8 Healthcare Systems and Reforms Finance 2 works
  9. 9 Global Health Workforce Issues Emergency Medical Services 2 works
  10. 10 Global Health and Epidemiology Health Information Management 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 available68.6%not open31.4%

World: 40% of research is openly available.

with international co-authors23.6%domestic only76.4%

World: 18% is written across borders.

How has National Hospital Abuja's research output changed?

Output in 2022-2025 was 35% 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 National Hospital Abuja as a percentage of every work published that year, 0.00074% in 2024.

still counting0.00050%0.0010%0.0015%National Hospital Abuja0.0011% in 202519801990200020102020

Fractional works of National Hospital Abuja 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 2025National Hospital Abuja5.2% in 20252020

Of each year's output, the share that reached the world's 10% most cited for its field and year. Peak 6.6% in 2022.

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National Hospital Abuja on Science Explorer

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