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Research facility · Sofia · Bulgaria

National Center of Public Health and Analyses

ncpha.government.bgROR OpenAlex
World rank, all time
#38,007
of 42,892
Rank in Bulgaria
#101
of 122
Research works
173
▲ 22% vs 2013–17
Citations
2.2k
12.8 per fractional work
Top-10% rate
4.4%
record average 16.5%
Open access
51%
world 28%

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: 0.78× its world share, 1 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 1.08× its world share, 1 worksBiochemistry, Geneti…Immunology and Microbiology: 0.98× its world share, 0 worksImmunology and Micro…Neuroscience: 1.84× its world share, 1 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 2.03× its world share, 0 worksPharmacology, Toxico…Chemical Engineering: 3.07× its world share, 0 worksChemical EngineeringChemistry: 2.28× its world share, 1 worksChemistryComputer Science: 0.28× its world share, 0 worksComputer ScienceEarth and Planetary Sciences: 0.23× its world share, 0 worksEarth and Planetary …Energy: 0.19× its world share, 0 worksEnergyEngineering: 0.29× its world share, 1 worksEngineeringEnvironmental Science: 2.92× its world share, 3 worksEnvironmental ScienceMaterials Science: 0.51× its world share, 0 worksMaterials ScienceMathematics: 0.03× its world share, 0 worksMathematicsHealth Professions: 2.76× its world share, 2 worksHealth ProfessionsMedicine: 1.50× its world share, 7 worksMedicineNursing: 2.10× its world share, 0 worksNursingBusiness, Management and Accounting: 1.11× its world share, 1 worksBusiness, Management…Economics, Econometrics and Finance: 0.41× its world share, 0 worksEconomics, Econometr…Psychology: 5.24× its world share, 4 worksPsychologySocial Sciences: 0.03× its world share, 0 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Psychology, 5.2×. Every wedge is a field page.

Which keywords describe research at National Center of Public Health and Analyses?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Health Effects, Epidemiology, Prevalence, Metabolic Syndrome, Global Burden, Cardiovascular Disease, Eutrophication and Harmful Algal Blooms.

▲ 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 17 words are chosen for being large and distinctive. Each links to the topic it comes from most.

All 17 words, with their numbers
  1. Epidemiology3▲ 3.1×12 topics
  2. Health Effects2▲ 15×6 topics
  3. Prevalence2▲ 19×4 topics
  4. Oxidative Stress2▲ 4.4×5 topics
  5. Cardiovascular Disease2▲ 6.0×6 topics
  6. Global Burden2▲ 12×4 topics
  7. Metabolic Syndrome2▲ 8.0×6 topics
  8. Climate Change1▲ 2.2×3 topics
  9. Eutrophication1▲ 56×1 topic
  10. Harmful Algal Blooms1▲ 75×1 topic
  11. Risk Factors1▲ 5.1×7 topics
  12. Public Health1▲ 3.4×9 topics
  13. Risk Assessment1▲ 6.7×4 topics
  14. SARS-CoV-21▲ 14×3 topics
  15. Computer Vision Syndrome1▲ 166×1 topic
  16. Mortality1▲ 7.8×4 topics
  17. Musculoskeletal Symptoms1▲ 166×1 topic

Which research topics does National Center of Public Health and Analyses publish most on?

By volume in 2022–2025: Aquatic Ecosystems and Phytoplankton Dynamics, Ergonomics and Musculoskeletal Disorders, Air Quality and Health Impacts and Occupational health in dentistry.

Aquatic Ecosystems and Phytoplankton Dynamics: 1 fractional worksErgonomics and Musculoskeletal Disorders: 1 fractional worksAir Quality and Health Impacts: 1 fractional worksOccupational health in dentistry: 1 fractional worksSleep and Work-Related Fatigue: 1 fractional worksMusculoskeletal pain and rehabilitation: 1 fractional worksMental Health Treatment …1Mental Health Treatment and Access: 1 fractional worksRetinal Imaging and Analysis: 0 fractional worksAnalytical Chemistry and Chromatography: 0 fractional worksComputational Drug Disco…0Computational Drug Discovery Methods: 0 fractional works
Environmental ChemistrySocial PsychologyHealth, Toxicology and MutagenesisMedical Laboratory Technology5 others

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

  1. 1 Aquatic Ecosystems and Phytoplankton Dynamics Environmental Chemistry 1 works
  2. 2 Ergonomics and Musculoskeletal Disorders Social Psychology 1 works
  3. 3 Air Quality and Health Impacts Health, Toxicology and Mutagenesis 1 works
  4. 4 Occupational health in dentistry Medical Laboratory Technology 1 works
  5. 5 Sleep and Work-Related Fatigue Experimental and Cognitive Psychology 1 works
  6. 6 Musculoskeletal pain and rehabilitation Pharmacology 1 works
  7. 7 Mental Health Treatment and Access Social Psychology 1 works
  8. 8 Retinal Imaging and Analysis Radiology, Nuclear Medicine and Imaging 0 works
  9. 9 Analytical Chemistry and Chromatography Spectroscopy 0 works
  10. 10 Computational Drug Discovery Methods Computational Theory and Mathematics 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 available50.7%not open49.3%

World: 28% of research is openly available.

with international co-authors19.9%domestic only80.1%

World: 19% is written across borders.

How has National Center of Public Health and Analyses's research output changed?

Output in 2018–2022 was 22% 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 Sofia

All research institutions in Sofia

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.