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Hospital / health system · Batticaloa · Sri Lanka

Teaching Hospital Batticaloa

thbatti.health.gov.lkROR OpenAlex
World rank, all time
#34,554
of 34,923
Rank in Sri Lanka
#44
of 44
Research works
131
◆ 1% vs 2018-21
Citations
555
4.2 per fractional work
Top-10% rate
1.6%
all institutions 10.0%
vs its own fields
0.81×
1.00× is exactly expected
Open access
88%
world 40%
International
12%
world 18%
Teaching Hospital Batticaloa

Which fields of science does Teaching Hospital Batticaloa work in?

In 2022-now, 70% of research at Teaching Hospital Batticaloa is in Health Sciences, 16% in Life Sciences. Its largest fields are Medicine (67%), Biochemistry, Genetics and Molecular Biology (9%), Social Sciences (5%). It does 2.6× the world's share of Health Sciences.

Health Sciences: 38 fractional works · 69.5% of its workMedicine: 37 fractional works · 67.3% of its workInfectious Diseases: 4 fractional works · 6.8% of its workSurgery: 3 fractional works · 6.3% of its workEpidemiology: 3 fractional works · 5.7% of its workPulmonary and Respiratory Medicine: 3 fractional works · 5.5% of its workRheumatology: 2 fractional works · 4.3% of its workPublic Health, Environmental and Occupational Health: 2 fractional works · 4.1% of its workHematology: 2 fractional works · 3.9% of its workNeurology: 2 fractional works · 2.9% of its workPhysiology: 1 fractional works · 2.7% of its workGenetics: 1 fractional works · 2.5% of its workEndocrinology, Diabetes and Metabolism: 1 fractional works · 2.4% of its workEmergency Medicine: 1 fractional works · 2.2% of its workCardiology and Cardiovascular Medicine: 1 fractional works · 2.2% of its workPediatrics, Perinatology and Child Health: 1 fractional works · 2.1% of its workOncology: 1 fractional works · 1.6% of its workDermatology: 1 fractional works · 1.5% of its workImmunology and Allergy: 1 fractional works · 1.5% of its workPharmacology: 1 fractional works · 1.3% of its workPathology and Forensic Medicine: 1 fractional works · 1.3% of its workHepatology: 1 fractional works · 1.2% of its workNephrology: 0 fractional works · 0.9% of its workOphthalmology: 0 fractional works · 0.8% of its workRadiology, Nuclear Medicine and Imaging: 0 fractional works · 0.8% of its workObstetrics and Gynecology: 0 fractional works · 0.6% of its workUrology: 0 fractional works · 0.6% of its workBiochemistry: 0 fractional works · 0.3% of its workComplementary and alternative medicine: 0 fractional works · 0.3% of its workOtorhinolaryngology: 0 fractional works · 0.3% of its workAnesthesiology and Pain Medicine: 0 fractional works · 0.2% of its workGastroenterology: 0 fractional works · 0.2% of its workRehabilitation: 0 fractional works · 0.2% of its workHealth Professions: 1 fractional works · 1.7% of its workGeneral Health Professions: 0 fractional works · 0.9% of its workHealth Information Management: 0 fractional works · 0.2% of its workOccupational Therapy: 0 fractional works · 0.2% of its workRadiological and Ultrasound Technology: 0 fractional works · 0.2% of its workSpeech and Hearing: 0 fractional works · 0.2% of its workVeterinary: 0 fractional works · 0.3% of its workSmall Animals: 0 fractional works · 0.3% of its workNursing: 0 fractional works · 0.2% of its workLife Sciences: 9 fractional works · 16.0% of its workBiochemistry, Genetics and Molecular Biology: 5 fractional works · 8.6% of its workGenetics: 2 fractional works · 3.3% of its workMolecular Biology: 1 fractional works · 2.7% of its workClinical Biochemistry: 1 fractional works · 1.4% of its workCell Biology: 0 fractional works · 0.7% of its workDevelopmental Biology: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.1% of its workImmunology and Microbiology: 2 fractional works · 3.5% of its workParasitology: 1 fractional works · 1.5% of its workImmunology: 1 fractional works · 1.3% of its workMicrobiology: 0 fractional works · 0.6% of its workAgricultural and Biological Sciences: 1 fractional works · 2.2% of its workInsect Science: 1 fractional works · 1.2% of its workEcology, Evolution, Behavior and Systematics: 0 fractional works · 0.6% of its workForestry: 0 fractional works · 0.3% of its workPharmacology, Toxicology and Pharmaceutics: 1 fractional works · 1.4% of its workPharmacology: 1 fractional works · 1.4% of its workNeuroscience: 0 fractional works · 0.3% of its workCellular and Molecular Neuroscience: 0 fractional works · 0.3% of its workSocial Sciences: 7 fractional works · 12.0% of its workSocial Sciences: 2 fractional works · 4.6% of its workSociology and Political Science: 2 fractional works · 3.0% of its workGender Studies: 1 fractional works · 1.1% of its workSafety Research: 0 fractional works · 0.5% of its workPsychology: 2 fractional works · 4.4% of its workExperimental and Cognitive Psychology: 1 fractional works · 2.0% of its workClinical Psychology: 1 fractional works · 1.7% of its workSocial Psychology: 0 fractional works · 0.5% of its workApplied Psychology: 0 fractional works · 0.2% of its workEconomics, Econometrics and Finance: 1 fractional works · 1.6% of its workEconomics and Econometrics: 1 fractional works · 1.4% of its workSmaller subfields together: 0 fractional works · 0.2% of its workBusiness, Management and Accounting: 1 fractional works · 1.4% of its workAccounting: 0 fractional works · 0.9% of its workManagement Information Systems: 0 fractional works · 0.3% of its workStrategy and Management: 0 fractional works · 0.2% of its workPhysical Sciences: 1 fractional works · 2.5% of its workComputer Science: 1 fractional works · 1.2% of its workComputer Graphics and Computer-Aided Design: 0 fractional works · 0.9% of its workComputer Vision and Pattern Recognition: 0 fractional works · 0.3% of its workEngineering: 0 fractional works · 0.5% of its workBiomedical Engineering: 0 fractional works · 0.5% of its workEarth and Planetary Sciences: 0 fractional works · 0.3% of its workPaleontology: 0 fractional works · 0.3% of its workChemistry: 0 fractional works · 0.2% of its workInorganic Chemistry: 0 fractional works · 0.2% of its workMathematics: 0 fractional works · 0.2% of its workModeling and Simulation: 0 fractional works · 0.2% of its workALL ITS WORKTeaching HospitalBatticaloa54fractional works, 2022-now
Life Sciences16%Physical Sciences2%Health Sciences70%Social Sciences12%

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 18 fields, with their numbers
    1. Medicine3767.3%
    2. Health Professions11.7%
    3. Veterinary00.3%
    4. Nursing00.2%
    1. Biochemistry, Genetics and Molecular Biology58.6%
    2. Immunology and Microbiology23.5%
    3. Agricultural and Biological Sciences12.2%
    4. Pharmacology, Toxicology and Pharmaceutics11.4%
    5. Neuroscience00.3%
    1. Social Sciences24.6%
    2. Psychology24.4%
    3. Economics, Econometrics and Finance11.6%
    4. Business, Management and Accounting11.4%
    1. Computer Science11.2%
    2. Engineering00.5%
    3. Earth and Planetary Sciences00.3%
    4. Chemistry00.2%
    5. Mathematics00.2%
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: 0.45× its world share, 1 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 1.62× its world share, 5 worksBiochemistry, Geneti…Immunology and Microbiology: 3.47× its world share, 2 worksImmunology and Micro…Neuroscience: 0.19× its world share, 0 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 4.06× its world share, 1 worksPharmacology, Toxico…Chemistry: 0.13× its world share, 0 worksChemistryComputer Science: 0.16× its world share, 1 worksComputer ScienceEarth and Planetary Sciences: 0.20× its world share, 0 worksEarth and Planetary …Engineering: 0.03× its world share, 0 worksEngineeringMathematics: 0.17× its world share, 0 worksMathematicsHealth Professions: 0.64× its world share, 1 worksHealth ProfessionsMedicine: 3.50× its world share, 37 worksMedicineNursing: 0.38× its world share, 0 worksNursingVeterinary: 2.26× its world share, 0 worksVeterinaryBusiness, Management and Accounting: 0.44× its world share, 1 worksBusiness, Management…Economics, Econometrics and Finance: 0.75× its world share, 1 worksEconomics, Econometr…Psychology: 1.44× its world share, 2 worksPsychologySocial Sciences: 0.36× its world share, 2 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Pharmacology, Toxicology and Pharmaceutics, 4.1×. Every wedge is a field page.

All 18 fields, with their numbers
  1. Pharmacology, Toxicology and Pharmaceutics4.06×1 works
  2. Medicine3.50×37 works
  3. Immunology and Microbiology3.47×2 works
  4. Veterinary2.26×0 works
  5. Biochemistry, Genetics and Molecular Biology1.62×5 works
  6. Psychology1.44×2 works
  7. Economics, Econometrics and Finance0.75×1 works
  8. Health Professions0.64×1 works
  9. Agricultural and Biological Sciences0.45×1 works
  10. Business, Management and Accounting0.44×1 works
  11. Nursing0.38×0 works
  12. Social Sciences0.36×2 works
  13. Earth and Planetary Sciences0.20×0 works
  14. Neuroscience0.19×0 works
  15. Mathematics0.17×0 works
  16. Computer Science0.16×1 works
  17. Chemistry0.13×0 works
  18. Engineering0.03×0 works

Who are the top researchers at Teaching Hospital Batticaloa?

Ranked on the quality score, Sarala Emmanuel, Markandu Thirukumar and Maheswaran Umakanth lead among researchers whose main affiliation is Teaching Hospital Batticaloa.

  1. 1 Sarala Emmanuel Sri Lanka · #3,007,735 worldwide 93 citations · 16 works
  2. 2 Markandu Thirukumar Sri Lanka · #5,337,803 worldwide 85 citations · 27 works
  3. 3 Maheswaran Umakanth Sri Lanka · #5,402,065 worldwide 128 citations · 30 works
  4. 4 Mayurathan Pakkiyaretnam Sri Lanka · #5,988,984 worldwide 29 citations · 27 works
  5. 5 Dharshini Karuppiah Sri Lanka · #6,009,196 worldwide 74 citations · 29 works
All ranked researchers at Teaching Hospital Batticaloa

What are the most cited papers from Teaching Hospital Batticaloa?

The most cited paper from Teaching Hospital Batticaloa is "Self-immolation a common suicidal behaviour in eastern Sri Lanka" (Véronique Laloë, M. Ganesan, 2002), with 106 citations. Next come "A recent outbreak of necrotizing enteritis in eastern Sri Lanka." (88) and "A call for greater conceptual clarity in the field of mental health and psychosocial support in humanitarian settings" (62).

Most cited papers
#PaperReleasedCitations
1 Self-immolation a common suicidal behaviour in eastern Sri Lanka Véronique Laloë, M. Ganesan · Burns Aug 2002 106
2 A recent outbreak of necrotizing enteritis in eastern Sri Lanka. Bernhard Mandrella · PubMed 2007 88
3 A call for greater conceptual clarity in the field of mental health and psychosocial support in humanitarian settings Kenneth E. Miller, Mark J. D. Jordans, Wietse Anton Tol et al. · Epidemiology and Psychiatric Sciences Open access 2021 62
4 Unusual Manifestations of Dengue Fever: A Review on Expanded Dengue Syndrome Maheswaran Umakanth, Navaneethakrishnan Suganthan · Cureus Open access 27 Sep 2020 59
5 Tricuspid regurgitation and the right ventricle in risk stratification and timing of intervention Bushra S. Rana, Shaun Robinson, Rajeevan Francis et al. · Echo Research and Practice Open access 14 Feb 2019 58
All 62 most cited papers, with filters and sorting

Which keywords describe research at Teaching Hospital Batticaloa?

By fractional works in 2022-now, weighted toward what it does more of than the world: Epidemiology, Diagnosis, Genetic Mutations, Pathogenesis, Management, Vaccine Development, Treatment and Autoantibodies.

▲ 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. Epidemiology12▲ 5.4×36 topics
  2. Diagnosis4▲ 9.0×14 topics
  3. Genetic Mutations3▲ 14×10 topics
  4. Pathogenesis3▲ 12×10 topics
  5. Inflammation3▲ 2.6×12 topics
  6. Treatment3▲ 4.5×10 topics
  7. Management3▲ 6.8×10 topics
  8. Oxidative Stress3▲ 3.1×8 topics
  9. Vaccine Development3▲ 18×5 topics
  10. Autoantibodies2▲ 17×4 topics
  11. Public Health2▲ 2.6×5 topics
  12. Immunotherapy2▲ 4.5×5 topics
  13. Neurological Manifestations2▲ 42×2 topics
  14. Chemotherapy2▲ 4.1×10 topics
  15. Genetic Diversity2▲ 6.6×4 topics
  16. Human Rights2▲ 2.8×4 topics
  17. Therapy1▲ 13×3 topics
  18. Anemia1▲ 26×2 topics
  19. Arboviral Diseases1▲ 37×1 topic
  20. Mitochondrial Dysfunction1▲ 8.0×3 topics
  21. Zika Virus1▲ 37×1 topic
  22. Antioxidants1▲ 5.1×3 topics
  23. Immune Response1▲ 3.7×5 topics
  24. Prevalence1▲ 5.4×3 topics
  25. Prognosis1▲ 6.9×3 topics
  26. Rheumatoid Arthritis1▲ 22×3 topics
  27. Viral Hemorrhagic Fevers1▲ 52×1 topic
  28. Zoonotic Infections1▲ 40×1 topic
  29. ANCA-associated1▲ 79×1 topic
  30. Antiphospholipid Syndrome1▲ 44×1 topic
  31. Children1▲ 8.5×3 topics
  32. Liver Transplantation1▲ 17×2 topics
  33. Surgical Management1▲ 5.0×4 topics
  34. Systemic Lupus Erythematosus1▲ 39×1 topic
  35. Vasculitides1▲ 79×1 topic
  36. Intravenous Immunoglobulin1▲ 29×2 topics
  37. Metaphor1▲ 44×1 topic
  38. Molecular Classification1▲ 12×2 topics
  39. Thrombosis1▲ 6.8×5 topics
  40. Time1▲ 40×1 topic

Which research topics does Teaching Hospital Batticaloa publish most on?

By volume in 2022-now: Mosquito-borne diseases and control, Viral Infections and Vectors, Vasculitis and related conditions and Systemic Lupus Erythematosus Research.

Mosquito-borne diseases …1Mosquito-borne diseases and control: 1 fractional worksViral Infections and Vec…1Viral Infections and Vectors: 1 fractional worksVasculitis and related conditions: 1 fractional worksSystemic Lupus Erythemat…1Systemic Lupus Erythematosus Research: 1 fractional worksLanguage, Metaphor, and …1Language, Metaphor, and Cognition: 1 fractional worksPoisoning and overdose treatments: 1 fractional worksFood Allergy and Anaphylaxis Research: 1 fractional worksDrug-Induced Hepatotoxic…1Drug-Induced Hepatotoxicity and Protection: 1 fractional worksIron Metabolism and Disorders: 1 fractional worksGlioma Diagnosis and Treatment: 1 fractional works
Public Health, Environmental and Occupational HealthInfectious DiseasesPulmonary and Respiratory MedicineRheumatology6 others

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

  1. 1 Mosquito-borne diseases and control Public Health, Environmental and Occupational Health 1 works
  2. 2 Viral Infections and Vectors Infectious Diseases 1 works
  3. 3 Vasculitis and related conditions Pulmonary and Respiratory Medicine 1 works
  4. 4 Systemic Lupus Erythematosus Research Rheumatology 1 works
  5. 5 Language, Metaphor, and Cognition Experimental and Cognitive Psychology 1 works
  6. 6 Poisoning and overdose treatments Emergency Medicine 1 works
  7. 7 Food Allergy and Anaphylaxis Research Immunology and Allergy 1 works
  8. 8 Drug-Induced Hepatotoxicity and Protection Pharmacology 1 works
  9. 9 Iron Metabolism and Disorders Hematology 1 works
  10. 10 Glioma Diagnosis and Treatment Genetics 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 available87.5%not open12.5%

World: 40% of research is openly available.

with international co-authors11.5%domestic only88.5%

World: 18% is written across borders.

How has Teaching Hospital Batticaloa's research output changed?

Output in 2022-2025 was 1% higher than in 2018-2021.

still counting200020102020
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 Teaching Hospital Batticaloa as a percentage of every work published that year, 0.00013% in 2024.

still counting0.00020%0.00040%Teaching Hospital Batticaloa0.00013% in 2025200020102020

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

Other research institutions in Batticaloa

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Teaching Hospital Batticaloa on Science Explorer

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