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Hospital / health system · Cape Town · South Africa

Karl Bremer Hospital

westerncape.gov.za/facility/karl-bremer-hospitalROR OpenAlex
Research works
81
▲ 153% vs 2018-21
Citations
1k
12.4 per fractional work
Top-10% rate
6.6%
all institutions 10.0%
Open access
41%
world 40%
International
19%
world 18%
Karl Bremer Hospital

Not ranked overall: Karl Bremer Hospital is under the volume floor below which a citation excellence rate is noise. Not ranked is not the same as ranked last.

Which fields of science does Karl Bremer Hospital work in?

In all years, 73% of research at Karl Bremer Hospital is in Health Sciences, 14% in Life Sciences. Its largest fields are Medicine (68%), Biochemistry, Genetics and Molecular Biology (8%), Health Professions (3%). It does 2.9× the world's share of Health Sciences.

Health Sciences: 60 fractional works · 73.4% of its workMedicine: 55 fractional works · 68.0% of its workSurgery: 9 fractional works · 11.3% of its workEpidemiology: 4 fractional works · 5.2% of its workRadiology, Nuclear Medicine and Imaging: 4 fractional works · 5.2% of its workCardiology and Cardiovascular Medicine: 4 fractional works · 4.9% of its workPulmonary and Respiratory Medicine: 4 fractional works · 4.6% of its workInfectious Diseases: 3 fractional works · 3.5% of its workRheumatology: 3 fractional works · 3.5% of its workPediatrics, Perinatology and Child Health: 3 fractional works · 3.3% of its workPublic Health, Environmental and Occupational Health: 2 fractional works · 2.9% of its workNeurology: 2 fractional works · 2.9% of its workDermatology: 2 fractional works · 2.4% of its workEmergency Medicine: 1 fractional works · 1.6% of its workGenetics: 1 fractional works · 1.6% of its workEndocrinology, Diabetes and Metabolism: 1 fractional works · 1.6% of its workPhysiology: 1 fractional works · 1.6% of its workAnesthesiology and Pain Medicine: 1 fractional works · 1.2% of its workNephrology: 1 fractional works · 1.2% of its workHematology: 1 fractional works · 1.1% of its workObstetrics and Gynecology: 1 fractional works · 1.1% of its workGeriatrics and Gerontology: 1 fractional works · 1.0% of its workCritical Care and Intensive Care Medicine: 1 fractional works · 0.9% of its workOncology: 1 fractional works · 0.9% of its workUrology: 1 fractional works · 0.9% of its workPharmacology: 0 fractional works · 0.6% of its workTransplantation: 0 fractional works · 0.6% of its workPathology and Forensic Medicine: 0 fractional works · 0.5% of its workImmunology and Allergy: 0 fractional works · 0.3% of its workReproductive Medicine: 0 fractional works · 0.3% of its workGastroenterology: 0 fractional works · 0.2% of its workHepatology: 0 fractional works · 0.2% of its workOphthalmology: 0 fractional works · 0.2% of its workOrthopedics and Sports Medicine: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.4% of its workHealth Professions: 3 fractional works · 3.5% of its workGeneral Health Professions: 1 fractional works · 1.5% of its workHealth Information Management: 1 fractional works · 0.8% of its workRadiological and Ultrasound Technology: 0 fractional works · 0.5% of its workSpeech and Hearing: 0 fractional works · 0.4% of its workOccupational Therapy: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.1% of its workNursing: 1 fractional works · 1.0% of its workNutrition and Dietetics: 0 fractional works · 0.6% of its workIssues, ethics and legal aspects: 0 fractional works · 0.4% of its workVeterinary: 0 fractional works · 0.4% of its workSmall Animals: 0 fractional works · 0.4% of its workDentistry: 0 fractional works · 0.4% of its workOral Surgery: 0 fractional works · 0.4% of its workLife Sciences: 12 fractional works · 14.4% of its workBiochemistry, Genetics and Molecular Biology: 6 fractional works · 8.0% of its workMolecular Biology: 3 fractional works · 3.8% of its workGenetics: 1 fractional works · 1.5% of its workClinical Biochemistry: 1 fractional works · 1.2% of its workCell Biology: 0 fractional works · 0.5% of its workEndocrinology: 0 fractional works · 0.4% of its workMolecular Medicine: 0 fractional works · 0.3% of its workBiophysics: 0 fractional works · 0.3% of its workImmunology and Microbiology: 2 fractional works · 2.7% of its workImmunology: 1 fractional works · 1.2% of its workMicrobiology: 1 fractional works · 1.0% of its workSmaller subfields together: 0 fractional works · 0.4% of its workAgricultural and Biological Sciences: 2 fractional works · 2.1% of its workPlant Science: 1 fractional works · 1.3% of its workAnimal Science and Zoology: 0 fractional works · 0.4% of its workInsect Science: 0 fractional works · 0.3% of its workNeuroscience: 1 fractional works · 1.2% of its workCellular and Molecular Neuroscience: 0 fractional works · 0.4% of its workEndocrine and Autonomic Systems: 0 fractional works · 0.4% of its workSensory Systems: 0 fractional works · 0.4% of its workPharmacology, Toxicology and Pharmaceutics: 0 fractional works · 0.4% of its workPharmacology: 0 fractional works · 0.4% of its workPhysical Sciences: 6 fractional works · 7.2% of its workEngineering: 2 fractional works · 2.1% of its workBiomedical Engineering: 2 fractional works · 1.9% of its workSafety, Risk, Reliability and Quality: 0 fractional works · 0.2% of its workPhysics and Astronomy: 2 fractional works · 2.0% of its workRadiation: 1 fractional works · 1.7% of its workAtomic and Molecular Physics, and Optics: 0 fractional works · 0.3% of its workMathematics: 1 fractional works · 1.4% of its workGeometry and Topology: 1 fractional works · 0.8% of its workMathematical Physics: 0 fractional works · 0.4% of its workSmaller subfields together: 0 fractional works · 0.2% of its workChemistry: 1 fractional works · 1.2% of its workOrganic Chemistry: 1 fractional works · 1.0% of its workSpectroscopy: 0 fractional works · 0.2% of its workComputer Science: 0 fractional works · 0.2% of its workComputational Theory and Mathematics: 0 fractional works · 0.2% of its workEnvironmental Science: 0 fractional works · 0.1% of its workMaterials Science: 0 fractional works · 0.1% of its workSocial Sciences: 4 fractional works · 5.0% of its workArts and Humanities: 3 fractional works · 3.1% of its workHistory: 2 fractional works · 1.8% of its workArcheology: 0 fractional works · 0.4% of its workLanguage and Linguistics: 0 fractional works · 0.4% of its workPhilosophy: 0 fractional works · 0.2% of its workReligious studies: 0 fractional works · 0.2% of its workPsychology: 1 fractional works · 1.2% of its workClinical Psychology: 0 fractional works · 0.6% of its workSocial Psychology: 0 fractional works · 0.6% of its workSocial Sciences: 1 fractional works · 0.7% of its workSociology and Political Science: 1 fractional works · 0.7% of its workSmaller subfields together: 0 fractional works · 0.0% of its workALL ITS WORKKarl BremerHospital81fractional works, all years
Life Sciences14%Physical Sciences7%Health Sciences73%Social Sciences5%

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 20 fields, with their numbers
    1. Medicine5568.0%
    2. Health Professions33.5%
    3. Nursing11.0%
    4. Veterinary00.4%
    5. Dentistry00.4%
    1. Biochemistry, Genetics and Molecular Biology68.0%
    2. Immunology and Microbiology22.7%
    3. Agricultural and Biological Sciences22.1%
    4. Neuroscience11.2%
    5. Pharmacology, Toxicology and Pharmaceutics00.4%
    1. Engineering22.1%
    2. Physics and Astronomy22.0%
    3. Mathematics11.4%
    4. Chemistry11.2%
    5. Computer Science00.2%
    6. Environmental Science00.1%
    7. Materials Science00.1%
    1. Arts and Humanities33.1%
    2. Psychology11.2%
    3. Social Sciences10.7%
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: 0.17× its world share, 0 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 2.88× its world share, 1 worksBiochemistry, Geneti…Immunology and Microbiology: 5.68× its world share, 0 worksImmunology and Micro…Neuroscience: 2.94× its world share, 0 worksNeuroscienceEngineering: 0.11× its world share, 0 worksEngineeringEnvironmental Science: 0.32× its world share, 0 worksEnvironmental ScienceMathematics: 0.56× its world share, 0 worksMathematicsDentistry: 9.82× its world share, 0 worksDentistryHealth Professions: 0.26× its world share, 0 worksHealth ProfessionsMedicine: 3.23× its world share, 4 worksMedicineNursing: 2.08× its world share, 0 worksNursingSocial Sciences: 0.07× its world share, 0 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Dentistry, 9.8×. Every wedge is a field page.

All 12 fields, with their numbers
  1. Dentistry9.82×0 works
  2. Immunology and Microbiology5.68×0 works
  3. Medicine3.23×4 works
  4. Neuroscience2.94×0 works
  5. Biochemistry, Genetics and Molecular Biology2.88×1 works
  6. Nursing2.08×0 works
  7. Mathematics0.56×0 works
  8. Environmental Science0.32×0 works
  9. Health Professions0.26×0 works
  10. Agricultural and Biological Sciences0.17×0 works
  11. Engineering0.11×0 works
  12. Social Sciences0.07×0 works

Who are the top researchers at Karl Bremer Hospital?

Ranked on the quality score, Frans Jacobus Maritz and Haylene Nell lead among researchers whose main affiliation is Karl Bremer Hospital.

  1. 1 Frans Jacobus Maritz South Africa · #807,322 worldwide 1.4k citations · 26 works
  2. 2 Haylene Nell South Africa · #1,615,563 worldwide 17k citations · 24 works
All ranked researchers at Karl Bremer Hospital

What are the most cited papers from Karl Bremer Hospital?

The most cited paper from Karl Bremer Hospital is "Rivaroxaban for Stroke Prevention after Embolic Stroke of Undetermined Source" (Robert G. Hart et al., 2018), with 1,036 citations. Next come "Risk Factors for Coronavirus Disease 2019 (COVID-19) Death in a Population Cohort Study from the Western Cape Province, South Africa" (601) and "14-day bactericidal activity of PA-824, bedaquiline, pyrazinamide, and moxifloxacin combinations: a randomised trial" (440).

Most cited papers
#PaperReleasedCitations
1 Rivaroxaban for Stroke Prevention after Embolic Stroke of Undetermined Source Robert G. Hart et al. · New England Journal of Medicine Open access 16 May 2018 1,036
2 Risk Factors for Coronavirus Disease 2019 (COVID-19) Death in a Population Cohort Study from the Western Cape Province, South Africa Andrew Boulle et al. · Clinical Infectious Diseases Open access264 authors 11 Aug 2020 601
3 14-day bactericidal activity of PA-824, bedaquiline, pyrazinamide, and moxifloxacin combinations: a randomised trial Andreas Henri Diacon, Rodney Dawson, Florian von Groote-Bidlingmaier et al. · The Lancet 22 Jul 2012 440
4 Early Bactericidal Activity and Pharmacokinetics of the Diarylquinoline TMC207 in Treatment of Pulmonary Tuberculosis Roxana Rustomjee, Andreas Henri Diacon, Jenny Allen et al. · Antimicrobial Agents and Chemotherapy Open access 28 May 2008 278
5 The value of traditional vital signs, shock index, and age-based markers in predicting trauma mortality Stevan Raynier Bruijns, Henry R. Guly, Omar Bouamra et al. · The Journal of Trauma: Injury, Infection, and Critical Care 21 May 2013 203
All 59 most cited papers, with filters and sorting

Which keywords describe research at Karl Bremer Hospital?

By fractional works in all years, weighted toward what it does more of than the world: Epidemiology, Diagnosis, Treatment, Oxidative Stress, Mitochondrial Dysfunction, Genetic Variants, Neurodegeneration and Anesthesia.

▲ 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. Epidemiology12▲ 3.7×39 topics
  2. Oxidative Stress5▲ 3.1×11 topics
  3. Diagnosis5▲ 5.5×14 topics
  4. Treatment4▲ 4.2×13 topics
  5. Cardiovascular Disease3▲ 3.3×12 topics
  6. Mitochondrial Dysfunction3▲ 9.3×4 topics
  7. Cancer2▲ 2.2×8 topics
  8. Genetic Variants2▲ 14×4 topics
  9. Neurodegeneration2▲ 9.2×2 topics
  10. Anesthesia2▲ 23×2 topics
  11. Genetic Mutations2▲ 5.3×7 topics
  12. Immune Response2▲ 4.3×6 topics
  13. Diagnostic Criteria2▲ 12×2 topics
  14. Heart Failure2▲ 5.6×9 topics
  15. Global Burden2▲ 4.5×5 topics
  16. Parkinson's Disease2▲ 11×1 topic
  17. Vaccine2▲ 6.1×4 topics
  18. a-Synuclein2▲ 49×1 topic
  19. Radiation Exposure2▲ 19×2 topics
  20. Surgery2▲ 7.3×5 topics
  21. Surgical Management2▲ 5.1×6 topics
  22. Cancer Risk2▲ 8.3×2 topics
  23. Computed Tomography2▲ 38×2 topics
  24. Diagnostic Imaging2▲ 17×2 topics
  25. Drug Resistance2▲ 6.8×3 topics
  26. Human Papillomavirus2▲ 17×2 topics
  27. Ionizing Radiation2▲ 23×2 topics
  28. Mortality2▲ 4.1×7 topics
  29. Dose Reduction2▲ 45×1 topic
  30. Newborn Screening2▲ 18×2 topics
  31. Pediatric CT Scans2▲ 45×1 topic
  32. Thrombosis2▲ 8.9×3 topics
  33. Antiretroviral Therapy2▲ 8.1×5 topics
  34. Sexually Transmitted Infections2▲ 33×2 topics
  35. Mycobacterium tuberculosis1▲ 24×1 topic
  36. Tuberculosis1▲ 29×1 topic
  37. HIV Prevention1▲ 23×1 topic
  38. Male Circumcision1▲ 59×1 topic
  39. Pneumonia1▲ 23×2 topics
  40. Sedation1▲ 19×2 topics

Which research topics does Karl Bremer Hospital publish most on?

By volume in 2022-now: SARS-CoV-2 and COVID-19 Research, COVID-19 Clinical Research Studies, Hearing, Cochlea, Tinnitus, Genetics and Cardiac electrophysiology and arrhythmias.

SARS-CoV-2 and COVID-19 …0SARS-CoV-2 and COVID-19 Research: 0 fractional worksCOVID-19 Clinical Resear…0COVID-19 Clinical Research Studies: 0 fractional worksHearing, Cochlea, Tinnitus, Genetics: 0 fractional worksCardiac electrophysiology and arrhythmias: 0 fractional worksCOVID-19 and healthcare impacts: 0 fractional worksMast cells and histamine: 0 fractional worksCoagulation, Bradykinin, Polyphosphates, and Angioedema: 0 fractional worksIon channel regulation a…0Ion channel regulation and function: 0 fractional worksPI3K/AKT/mTOR signaling in cancer: 0 fractional worksDental Implant Techniques and Outcomes: 0 fractional works
Infectious DiseasesSensory SystemsCardiology and Cardiovascular MedicineOncology4 others

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

  1. 1 SARS-CoV-2 and COVID-19 Research Infectious Diseases 0 works
  2. 2 COVID-19 Clinical Research Studies Infectious Diseases 0 works
  3. 3 Hearing, Cochlea, Tinnitus, Genetics Sensory Systems 0 works
  4. 4 Cardiac electrophysiology and arrhythmias Cardiology and Cardiovascular Medicine 0 works
  5. 5 COVID-19 and healthcare impacts Oncology 0 works
  6. 6 Mast cells and histamine Immunology 0 works
  7. 7 Coagulation, Bradykinin, Polyphosphates, and Angioedema Genetics 0 works
  8. 8 Ion channel regulation and function Molecular Biology 0 works
  9. 9 PI3K/AKT/mTOR signaling in cancer Molecular Biology 0 works
  10. 10 Dental Implant Techniques and Outcomes Oral Surgery 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 available40.9%not open59.1%

World: 40% of research is openly available.

with international co-authors18.8%domestic only81.2%

World: 18% is written across borders.

How has Karl Bremer Hospital's research output changed?

Output in 2022-2025 was 153% 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 Karl Bremer Hospital as a percentage of every work published that year, 0.000029% in 2024.

still counting0.0020%0.0040%Karl Bremer Hospital0.000034% in 202519801990200020102020

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

Other research institutions in Cape Town

All research institutions in Cape Town

Research measures only: rankings here say nothing about teaching, admissions or student experience. Comparable institutions and collaboration partners have tabs of their own, above.

Discussion

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