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Hospital / health system · Almaty · Kazakhstan

National Scientific Center for Surgery named after A.N. Syzganov

In research, National Scientific Center for Surgery named after A.N. Syzganov stands highest in Medicine (#12,578 of 17,978 worldwide) and Health Sciences (#15,767 of 20,462 worldwide), over all time.

nnch.kz/ruROR OpenAlex
World rank, 2022–2025
#23,709
of 28,054 · #37,829 all time
Rank in Kazakhstan
#76
of 84
Research works
148
▲ 396% vs 2013–17
Citations
250
1.7 per fractional work
Top-10% rate
4.4%
record average 16.5%
Open access
62%
world 28%

What is National Scientific Center for Surgery named after A.N. Syzganov known for in research?

The fields where it stands highest, over all time, ranked among every institution above the floor in each field.

FieldWorld rankWhere that sitsTop-10% rateWorks
MedicineField #12,578 of 17,978 5.3%122
Health SciencesDomain #15,767 of 20,462 5.2%127

Each strip is that field’s whole ranked pool, with the notch where National Scientific Center for Surgery named after A.N. Syzganov 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: 0.27× its world share, 1 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 1.34× its world share, 4 worksBiochemistry, Geneti…Immunology and Microbiology: 0.73× its world share, 0 worksImmunology and Micro…Neuroscience: 1.24× its world share, 1 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 1.61× its world share, 0 worksPharmacology, Toxico…Computer Science: 0.03× its world share, 0 worksComputer ScienceEngineering: 0.13× its world share, 1 worksEngineeringEnvironmental Science: 0.05× its world share, 0 worksEnvironmental ScienceMaterials Science: 0.07× its world share, 0 worksMaterials SciencePhysics and Astronomy: 0.12× its world share, 0 worksPhysics and AstronomyHealth Professions: 0.35× its world share, 1 worksHealth ProfessionsMedicine: 4.32× its world share, 50 worksMedicineVeterinary: 4.05× its world share, 0 worksVeterinaryDecision Sciences: 0.14× its world share, 0 worksDecision SciencesEconomics, Econometrics and Finance: 0.08× its world share, 0 worksEconomics, Econometr…Social 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: Medicine, 4.3×. Every wedge is a field page.

Who are the top researchers at National Scientific Center for Surgery named after A.N. Syzganov?

Ranked on the composite score, Aliev Ma lead among researchers whose main affiliation is National Scientific Center for Surgery named after A.N. Syzganov.

  1. 1 Aliev Ma Kazakhstan · #1,097,626 worldwide 1 citations · 22 works
All ranked researchers at National Scientific Center for Surgery named after A.N. Syzganov

Which keywords describe research at National Scientific Center for Surgery named after A.N. Syzganov?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Epidemiology, Graft Survival, Liver Transplantation, Complications, Ischemia-Reperfusion Injury, Diagnosis, Biliary Complications and Donor Risk Index.

▲ 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. Epidemiology9▲ 3.6×35 topics
  2. Graft Survival4▲ 90×2 topics
  3. Liver Transplantation4▲ 52×3 topics
  4. Diagnosis4▲ 6.3×12 topics
  5. Complications3▲ 11×11 topics
  6. Ischemia-Reperfusion Injury3▲ 85×3 topics
  7. Biliary Complications3▲ 118×1 topic
  8. Donor Risk Index3▲ 118×1 topic
  9. Echocardiography3▲ 16×3 topics
  10. Kidney Transplantation3▲ 73×2 topics
  11. Surgical Management3▲ 11×5 topics
  12. Guidelines3▲ 9.0×6 topics
  13. Treatment3▲ 3.5×10 topics
  14. Heart Failure2▲ 9.4×4 topics
  15. Catheter Ablation2▲ 33×2 topics
  16. Transplantation2▲ 38×3 topics
  17. Management2▲ 4.4×7 topics
  18. Ethical Considerations2▲ 9.7×2 topics
  19. Radiofrequency Ablation2▲ 32×2 topics
  20. Risk Factors2▲ 3.0×8 topics
  21. Sudden Cardiac Death2▲ 40×2 topics
  22. Cardiac Resynchronization Therapy2▲ 76×1 topic
  23. Implantable Cardioverter-Defibrillator2▲ 76×1 topic
  24. Hepatocellular Carcinoma2▲ 13×3 topics
  25. Atrial Fibrillation2▲ 27×2 topics
  26. Biomechanics2▲ 8.5×4 topics
  27. SARS-CoV-22▲ 8.1×2 topics
  28. Stroke Prevention2▲ 23×2 topics
  29. Anticoagulant Therapy2▲ 20×2 topics
  30. Immunosuppressive Drugs2▲ 42×1 topic
  31. Maternal Mortality2▲ 12×2 topics
  32. Pregnancy2▲ 12×3 topics
  33. Renal Allograft2▲ 69×1 topic
  34. Arrhythmias1▲ 25×2 topics
  35. Cholangiocarcinoma1▲ 28×2 topics
  36. Maternal Outcomes1▲ 30×1 topic
  37. Vertical Transmission1▲ 61×1 topic
  38. Angioplasty1▲ 35×2 topics
  39. Clinical Outcomes1▲ 9.8×3 topics
  40. Prenatal Diagnosis1▲ 15×3 topics

Which research topics does National Scientific Center for Surgery named after A.N. Syzganov publish most on?

By volume in 2022–2025: Organ Transplantation Techniques and Outcomes, Cardiac pacing and defibrillation studies, Renal Transplantation Outcomes and Treatments and COVID-19 Impact on Reproduction.

Organ Transplantation Te…3Organ Transplantation Techniques and Outcomes: 3 fractional worksCardiac pacing and defibrillation studies: 2 fractional worksRenal Transplantation Outcomes and Treatments: 2 fractional worksCOVID-19 Impact on Reproduction: 1 fractional worksCardiac Arrhythmias and Treatments: 1 fractional worksCancer, Lipids, and Metabolism: 1 fractional worksAtrial Fibrillation Mana…1Atrial Fibrillation Management and Outcomes: 1 fractional worksOrgan Donation and Transplantation: 1 fractional worksRenal and Vascular Pathologies: 1 fractional worksPancreatic and Hepatic O…1Pancreatic and Hepatic Oncology Research: 1 fractional works
SurgeryCardiology and Cardiovascular MedicineTransplantationObstetrics and Gynecology4 others

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

  1. 1 Organ Transplantation Techniques and Outcomes Surgery 3 works
  2. 2 Cardiac pacing and defibrillation studies Cardiology and Cardiovascular Medicine 2 works
  3. 3 Renal Transplantation Outcomes and Treatments Transplantation 2 works
  4. 4 COVID-19 Impact on Reproduction Obstetrics and Gynecology 1 works
  5. 5 Cardiac Arrhythmias and Treatments Cardiology and Cardiovascular Medicine 1 works
  6. 6 Cancer, Lipids, and Metabolism Cancer Research 1 works
  7. 7 Atrial Fibrillation Management and Outcomes Cardiology and Cardiovascular Medicine 1 works
  8. 8 Organ Donation and Transplantation Public Health, Environmental and Occupational Health 1 works
  9. 9 Renal and Vascular Pathologies Pulmonary and Respiratory Medicine 1 works
  10. 10 Pancreatic and Hepatic Oncology Research Oncology 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 available62.2%not open37.8%

World: 28% of research is openly available.

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

World: 19% is written across borders.

How has National Scientific Center for Surgery named after A.N. Syzganov's research output changed?

Output in 2018–2022 was 396% higher than in 2013–2017.

2005201020152020
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 Almaty

All research institutions in Almaty

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.