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Hospital / health system · Singapore · Singapore

Changi General Hospital

In research, Changi General Hospital stands highest in Health Sciences (#3,869 of 11,982 worldwide), Medicine (#3,886 of 10,443 worldwide) and Surgery (#1,290 of 1,816 worldwide), 2022–2025. Relative to its size it is most specialised in Surgery — Surgery is 7.3× its share of world research.

cgh.com.sg/Pages/Home.aspxROR OpenAlex
World rank, 2022–2025
#11,279
of 28,054 · #13,038 all time
Rank in Singapore
#49
of 84
Research works
2.5k
▲ 70% vs 2013–17
Citations
36k
14.7 per fractional work
Top-10% rate
8.5%
record average 16.5%
Open access
54%
world 28%

What is Changi General Hospital known for in research?

The fields where it stands highest, 2022–2025, ranked among every institution above the floor in each field.

FieldWorld rankWhere that sitsTop-10% rateWorksAll time
Health SciencesDomain #3,869 of 11,982 8.3%495 #3521
MedicineField #3,886 of 10,443 8.0%455 #3234
SurgerySubfield #1,290 of 1,816 6.8%104 #1518

Each strip is that field’s whole ranked pool, with the notch where Changi General Hospital 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).

Which of those standings moved

The same fields on both windows: where it stood over the whole record, and where it stands in 2022–2025. The distance is the story, and it is the one thing the two rank columns above cannot show.

  1. Health Sciences#3,521 #3,869
  2. Medicine#3,234 #3,886
  3. Surgery#1,518 #1,290
all time2022–2025, better2022–2025, worse

A dot further right is a better standing. Fields it was not ranked in over the whole record are left out.

What does Changi General Hospital specialise in?

Where its research is concentrated relative to its size: Surgery takes 7.3× the share of its output that it takes of world research.

  1. SurgerySubfield · 103.9 works7.3×
← less than its size predicts1×more →

Location quotient, a volume reading rather than an impact one. It surfaces small, lopsided specialities.

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: 0.07× its world share, 2 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.79× its world share, 25 worksBiochemistry, Geneti…Immunology and Microbiology: 0.95× its world share, 6 worksImmunology and Micro…Neuroscience: 0.97× its world share, 10 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 1.30× its world share, 3 worksPharmacology, Toxico…Chemistry: 0.01× its world share, 0 worksChemistryComputer Science: 0.11× its world share, 5 worksComputer ScienceEarth and Planetary Sciences: 0.04× its world share, 0 worksEarth and Planetary …Engineering: 0.16× its world share, 14 worksEngineeringEnvironmental Science: 0.10× its world share, 3 worksEnvironmental ScienceMaterials Science: 0.07× its world share, 1 worksMaterials ScienceMathematics: 0.17× its world share, 1 worksMathematicsPhysics and Astronomy: 0.06× its world share, 1 worksPhysics and AstronomyDentistry: 0.38× its world share, 1 worksDentistryHealth Professions: 2.21× its world share, 35 worksHealth ProfessionsMedicine: 3.92× its world share, 455 worksMedicineNursing: 1.22× its world share, 4 worksNursingVeterinary: 0.84× its world share, 1 worksVeterinaryArts and Humanities: 0.07× its world share, 1 worksArts and HumanitiesBusiness, Management and Accounting: 0.06× its world share, 1 worksBusiness, Management…Decision Sciences: 0.16× its world share, 1 worksDecision SciencesEconomics, Econometrics and Finance: 0.40× its world share, 5 worksEconomics, Econometr…Psychology: 0.95× its world share, 18 worksPsychologySocial Sciences: 0.13× its world share, 10 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Medicine, 3.9×. Every wedge is a field page.

Who are the top researchers at Changi General Hospital?

Ranked on the composite score, Eng Kiong Teo, Tiing Leong Ang and Kwong Ming Fock lead among researchers whose main affiliation is Changi General Hospital.

  1. 1 Eng Kiong Teo Singapore · #133,164 worldwide 132 citations · 29 works
  2. 2 Tiing Leong Ang Singapore · #335,480 worldwide 93 citations · 62 works
  3. 3 Kwong Ming Fock Singapore · #355,512 worldwide 56 citations · 31 works
  4. 4 Jun Shi Singapore · #936,639 worldwide 46 citations · 24 works
  5. 5 Adrian Kah Heng Chiow Singapore · #957,504 worldwide 27 citations · 15 works
  6. 6 Lee Sheldon Singapore · #974,196 worldwide 8 citations · 23 works
  7. 7 Hong Choon Oh Singapore · #1,141,509 worldwide 30 citations · 19 works
  8. 8 Andrew Kwek Singapore · #1,228,907 worldwide 13 citations · 15 works
  9. 9 Augustine Tee Singapore · #1,242,462 worldwide 6 citations · 15 works
  10. 10 June Lee Singapore · #1,288,997 worldwide 21 citations · 17 works
All ranked researchers at Changi General Hospital

Which keywords describe research at Changi General Hospital?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Epidemiology, Treatment, Complications, Clinical Practice Guidelines, Diagnosis, Quality of Life, Guidelines and Rehabilitation.

▲ 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. Epidemiology101▲ 4.2×102 topics
  2. Treatment39▲ 5.3×33 topics
  3. Inflammation35▲ 2.8×42 topics
  4. Quality of Life33▲ 3.8×37 topics
  5. Diagnosis29▲ 5.2×31 topics
  6. Complications28▲ 9.4×16 topics
  7. Clinical Practice Guidelines26▲ 8.0×14 topics
  8. Cardiovascular Disease23▲ 3.5×29 topics
  9. Guidelines23▲ 8.3×12 topics
  10. Risk Factors22▲ 3.3×25 topics
  11. Management22▲ 4.6×24 topics
  12. Rehabilitation21▲ 9.0×11 topics
  13. Mortality20▲ 5.7×11 topics
  14. Surgical Management16▲ 6.7×17 topics
  15. Patient Satisfaction14▲ 7.6×8 topics
  16. Aging14▲ 4.4×9 topics
  17. Elderly Patients14▲ 14×4 topics
  18. Biomechanics14▲ 7.7×7 topics
  19. Heart Failure13▲ 4.8×12 topics
  20. Arthroplasty12▲ 22×2 topics
  21. Surgery12▲ 5.6×9 topics
  22. Global Burden12▲ 3.6×12 topics
  23. Prevention12▲ 4.6×12 topics
  24. Primary Care11▲ 5.0×10 topics
  25. Elderly11▲ 7.3×5 topics
  26. Neoadjuvant Therapy11▲ 7.5×4 topics
  27. Revision Surgery10▲ 14×2 topics
  28. Total Hip Replacement10▲ 14×2 topics
  29. Health-related Quality of Life10▲ 7.0×4 topics
  30. Hypertension10▲ 5.6×11 topics
  31. Chronic Kidney Disease10▲ 6.5×8 topics
  32. Healthcare-Associated Infections10▲ 13×5 topics
  33. Laparoscopic Surgery9▲ 13×4 topics
  34. Prognosis9▲ 4.6×9 topics
  35. Immunology9▲ 14×2 topics
  36. Clinical Outcomes9▲ 6.9×6 topics
  37. Catheter Ablation8▲ 12×2 topics
  38. Clinical Management8▲ 7.8×8 topics
  39. Physical Performance8▲ 14×2 topics
  40. Asthma8▲ 13×2 topics

Which research topics does Changi General Hospital publish most on?

By volume in 2022–2025: Total Knee Arthroplasty Outcomes, Asthma and respiratory diseases, Frailty in Older Adults and Foot and Ankle Surgery.

Total Knee Arthroplasty …7Total Knee Arthroplasty Outcomes: 7 fractional worksAsthma and respiratory d…7Asthma and respiratory diseases: 7 fractional worksFrailty in Older Adults: 6 fractional worksFoot and Ankle Surgery6Foot and Ankle Surgery: 6 fractional worksTendon Structure and Treatment: 5 fractional worksChronic Disease Management Strategies: 5 fractional worksAtrial Fibrillation Management and Outcomes: 5 fractional worksColorectal Cancer Surgic…5Colorectal Cancer Surgical Treatments: 5 fractional worksKnee injuries and reconstruction techniques: 4 fractional worksPharmaceutical Practices and Patient Outcomes: 4 fractional works
SurgeryPhysiologyGeriatrics and GerontologyOrthopedics and Sports Medicine3 others

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

  1. 1 Total Knee Arthroplasty Outcomes Surgery 7 works
  2. 2 Asthma and respiratory diseases Physiology 7 works
  3. 3 Frailty in Older Adults Geriatrics and Gerontology 6 works
  4. 4 Foot and Ankle Surgery Orthopedics and Sports Medicine 6 works
  5. 5 Tendon Structure and Treatment Orthopedics and Sports Medicine 5 works
  6. 6 Chronic Disease Management Strategies Epidemiology 5 works
  7. 7 Atrial Fibrillation Management and Outcomes Cardiology and Cardiovascular Medicine 5 works
  8. 8 Colorectal Cancer Surgical Treatments Oncology 5 works
  9. 9 Knee injuries and reconstruction techniques Surgery 4 works
  10. 10 Pharmaceutical Practices and Patient Outcomes Geriatrics and Gerontology 4 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 available54.4%not open45.6%

World: 28% of research is openly available.

with international co-authors15.1%domestic only84.9%

World: 19% is written across borders.

How has Changi General Hospital's research output changed?

Output in 2018–2022 was 70% 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 Singapore

All research institutions in Singapore

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.