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Hospital / health system · Singapore · Singapore

Changi General Hospital

In research, Changi General Hospital stands highest in Health Sciences (#2,772 of 9,902 worldwide), Medicine (#2,485 of 8,541 worldwide) and Surgery (#927 of 1,532 worldwide), 2022-now. Relative to its size it is most specialised in Orthopedics and Sports Medicine and Surgery (Orthopedics and Sports Medicine is 11.9× its share of world research).

cgh.com.sg/Pages/Home.aspxROR OpenAlex
World rank, 2022-now
#8,946
of 22,385 · #10,788 all time
Rank in Singapore
#28
of 61
Research works
2.5k
◆ 2% vs 2018-21
Citations
36k
14.7 per fractional work
Top-10% rate
6.8%
all institutions 10.0%
vs its own fields
0.74×
1.00× is exactly expected
Open access
54%
world 40%
International
15%
world 18%
Changi General Hospital

What is Changi General Hospital known for in research?

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

FieldWorld rankWhere that sitsTop-10% rateWorksAll time
Health SciencesDomain #2,772 of 9,902 6.4%495 #3696
MedicineField #2,485 of 8,541 6.4%455 #3244
SurgerySubfield #927 of 1,532 5.7%104 #1391

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 average mark, because the average differs by field (from about 6% in Dentistry to 21% in Economics).

Which of those standings moved

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

  1. Health Sciences#3,696 #2,772
  2. Medicine#3,244 #2,485
  3. Surgery#1,391 #927
all time2022-now, better2022-now, worse

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

Which fields of science does Changi General Hospital work in?

In 2022-now, 82% of research at Changi General Hospital is in Health Sciences, 7% in Life Sciences. Its largest fields are Medicine (75%), Health Professions (6%), Biochemistry, Genetics and Molecular Biology (4%). It does 3.5× the world's share of Health Sciences.

Health Sciences: 546 fractional works · 82.1% of its workMedicine: 502 fractional works · 75.4% of its workSurgery: 113 fractional works · 17.0% of its workPulmonary and Respiratory Medicine: 41 fractional works · 6.2% of its workCardiology and Cardiovascular Medicine: 36 fractional works · 5.5% of its workEpidemiology: 32 fractional works · 4.8% of its workPhysiology: 24 fractional works · 3.6% of its workOncology: 24 fractional works · 3.6% of its workOrthopedics and Sports Medicine: 20 fractional works · 3.0% of its workEndocrinology, Diabetes and Metabolism: 18 fractional works · 2.8% of its workPublic Health, Environmental and Occupational Health: 18 fractional works · 2.7% of its workInfectious Diseases: 16 fractional works · 2.3% of its workPathology and Forensic Medicine: 16 fractional works · 2.3% of its workRadiology, Nuclear Medicine and Imaging: 15 fractional works · 2.2% of its workEmergency Medicine: 13 fractional works · 2.0% of its workGeriatrics and Gerontology: 12 fractional works · 1.8% of its workNeurology: 12 fractional works · 1.8% of its workRheumatology: 10 fractional works · 1.4% of its workNephrology: 9 fractional works · 1.4% of its workHepatology: 8 fractional works · 1.3% of its workPsychiatry and Mental health: 7 fractional works · 1.1% of its workCritical Care and Intensive Care Medicine: 7 fractional works · 1.0% of its workDermatology: 5 fractional works · 0.8% of its workGastroenterology: 5 fractional works · 0.7% of its workAnesthesiology and Pain Medicine: 5 fractional works · 0.7% of its workRehabilitation: 4 fractional works · 0.7% of its workPediatrics, Perinatology and Child Health: 4 fractional works · 0.6% of its workPharmacology: 4 fractional works · 0.6% of its workInternal Medicine: 4 fractional works · 0.5% of its workGenetics: 3 fractional works · 0.5% of its workHealth Informatics: 3 fractional works · 0.4% of its workOtorhinolaryngology: 3 fractional works · 0.4% of its workComplementary and alternative medicine: 2 fractional works · 0.3% of its workHematology: 2 fractional works · 0.3% of its workFamily Practice: 2 fractional works · 0.3% of its workObstetrics and Gynecology: 2 fractional works · 0.2% of its workUrology: 1 fractional works · 0.2% of its workSmaller subfields together: 4 fractional works · 0.6% of its workHealth Professions: 38 fractional works · 5.8% of its workGeneral Health Professions: 17 fractional works · 2.6% of its workEmergency Medical Services: 7 fractional works · 1.1% of its workSpeech and Hearing: 5 fractional works · 0.7% of its workPhysical Therapy, Sports Therapy and Rehabilitation: 2 fractional works · 0.3% of its workPharmacy: 2 fractional works · 0.3% of its workRadiological and Ultrasound Technology: 2 fractional works · 0.3% of its workOccupational Therapy: 2 fractional works · 0.2% of its workSmaller subfields together: 1 fractional works · 0.2% of its workNursing: 4 fractional works · 0.6% of its workNutrition and Dietetics: 3 fractional works · 0.4% of its workSmaller subfields together: 1 fractional works · 0.2% of its workDentistry: 1 fractional works · 0.2% of its workVeterinary: 1 fractional works · 0.1% of its workLife Sciences: 49 fractional works · 7.4% of its workBiochemistry, Genetics and Molecular Biology: 27 fractional works · 4.1% of its workMolecular Biology: 9 fractional works · 1.4% of its workGenetics: 7 fractional works · 1.0% of its workCancer Research: 5 fractional works · 0.7% of its workCell Biology: 2 fractional works · 0.4% of its workClinical Biochemistry: 2 fractional works · 0.2% of its workEndocrinology: 1 fractional works · 0.2% of its workSmaller subfields together: 2 fractional works · 0.2% of its workNeuroscience: 10 fractional works · 1.4% of its workCognitive Neuroscience: 4 fractional works · 0.6% of its workNeurology: 3 fractional works · 0.4% of its workSmaller subfields together: 3 fractional works · 0.4% of its workImmunology and Microbiology: 7 fractional works · 1.0% of its workImmunology: 3 fractional works · 0.5% of its workApplied Microbiology and Biotechnology: 2 fractional works · 0.3% of its workSmaller subfields together: 2 fractional works · 0.3% of its workPharmacology, Toxicology and Pharmaceutics: 3 fractional works · 0.4% of its workPharmacology: 3 fractional works · 0.4% of its workAgricultural and Biological Sciences: 3 fractional works · 0.4% of its workSocial Sciences: 40 fractional works · 6.1% of its workPsychology: 19 fractional works · 2.9% of its workClinical Psychology: 12 fractional works · 1.9% of its workExperimental and Cognitive Psychology: 3 fractional works · 0.4% of its workSocial Psychology: 2 fractional works · 0.3% of its workSmaller subfields together: 2 fractional works · 0.3% of its workSocial Sciences: 13 fractional works · 1.9% of its workSociology and Political Science: 4 fractional works · 0.6% of its workHealth: 4 fractional works · 0.5% of its workDemography: 2 fractional works · 0.2% of its workSmaller subfields together: 4 fractional works · 0.5% of its workEconomics, Econometrics and Finance: 5 fractional works · 0.8% of its workEconomics and Econometrics: 5 fractional works · 0.7% of its workSmaller subfields together: 0 fractional works · 0.1% of its workArts and Humanities: 1 fractional works · 0.2% of its workBusiness, Management and Accounting: 1 fractional works · 0.2% of its workDecision Sciences: 1 fractional works · 0.1% of its workPhysical Sciences: 29 fractional works · 4.4% of its workEngineering: 16 fractional works · 2.4% of its workBiomedical Engineering: 13 fractional works · 1.9% of its workSmaller subfields together: 3 fractional works · 0.5% of its workComputer Science: 6 fractional works · 0.9% of its workArtificial Intelligence: 3 fractional works · 0.4% of its workComputer Vision and Pattern Recognition: 2 fractional works · 0.3% of its workSmaller subfields together: 1 fractional works · 0.1% of its workEnvironmental Science: 3 fractional works · 0.5% of its workHealth, Toxicology and Mutagenesis: 2 fractional works · 0.3% of its workSmaller subfields together: 1 fractional works · 0.2% of its workMaterials Science: 2 fractional works · 0.3% of its workMathematics: 1 fractional works · 0.2% of its workPhysics and Astronomy: 1 fractional works · 0.1% of its workEarth and Planetary Sciences: 0 fractional works · 0.1% of its workChemistry: 0 fractional works · 0.0% of its workALL ITS WORKChangi GeneralHospital666fractional works, 2022-now
Life Sciences7%Physical Sciences4%Health Sciences82%Social Sciences6%

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 24 fields, with their numbers
    1. Medicine50275.4%
    2. Health Professions385.8%
    3. Nursing40.6%
    4. Dentistry10.2%
    5. Veterinary10.1%
    1. Biochemistry, Genetics and Molecular Biology274.1%
    2. Neuroscience101.4%
    3. Immunology and Microbiology71.0%
    4. Pharmacology, Toxicology and Pharmaceutics30.4%
    5. Agricultural and Biological Sciences30.4%
    1. Psychology192.9%
    2. Social Sciences131.9%
    3. Economics, Econometrics and Finance50.8%
    4. Arts and Humanities10.2%
    5. Business, Management and Accounting10.2%
    6. Decision Sciences10.1%
    1. Engineering162.4%
    2. Computer Science60.9%
    3. Environmental Science30.5%
    4. Materials Science20.3%
    5. Mathematics10.2%
    6. Physics and Astronomy10.1%
    7. Earth and Planetary Sciences00.1%
    8. Chemistry00.0%
All of science, and how each field's share has moved since 1950: the Science domain explorer

What does Changi General Hospital specialise in?

Where its research is concentrated relative to its size: Orthopedics and Sports Medicine takes 11.9× the share of its output that it takes of world research.

  1. Orthopedics and Sports MedicineSubfield · 20.3 works12×
  2. SurgerySubfield · 113.5 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: 0.08× its world share, 3 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.77× its world share, 28 worksBiochemistry, Geneti…Immunology and Microbiology: 0.99× its world share, 7 worksImmunology and Micro…Neuroscience: 0.89× its world share, 10 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 1.22× its world share, 3 worksPharmacology, Toxico…Chemistry: 0.02× its world share, 0 worksChemistryComputer Science: 0.12× its world share, 6 worksComputer ScienceEarth and Planetary Sciences: 0.04× its world share, 0 worksEarth and Planetary …Engineering: 0.16× its world share, 16 worksEngineeringEnvironmental Science: 0.10× its world share, 3 worksEnvironmental ScienceMaterials Science: 0.08× its world share, 2 worksMaterials ScienceMathematics: 0.17× its world share, 1 worksMathematicsPhysics and Astronomy: 0.06× its world share, 1 worksPhysics and AstronomyDentistry: 0.35× its world share, 1 worksDentistryHealth Professions: 2.19× its world share, 38 worksHealth ProfessionsMedicine: 3.92× its world share, 502 worksMedicineNursing: 1.28× its world share, 4 worksNursingVeterinary: 0.77× its world share, 1 worksVeterinaryArts and Humanities: 0.06× its world share, 1 worksArts and HumanitiesBusiness, Management and Accounting: 0.05× its world share, 1 worksBusiness, Management…Decision Sciences: 0.15× its world share, 1 worksDecision SciencesEconomics, Econometrics and Finance: 0.36× its world share, 5 worksEconomics, Econometr…Psychology: 0.96× its world share, 19 worksPsychologySocial Sciences: 0.15× its world share, 13 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.

All 24 fields, with their numbers
  1. Medicine3.92×502 works
  2. Health Professions2.19×38 works
  3. Nursing1.28×4 works
  4. Pharmacology, Toxicology and Pharmaceutics1.22×3 works
  5. Immunology and Microbiology0.99×7 works
  6. Psychology0.96×19 works
  7. Neuroscience0.89×10 works
  8. Biochemistry, Genetics and Molecular Biology0.77×28 works
  9. Veterinary0.77×1 works
  10. Economics, Econometrics and Finance0.36×5 works
  11. Dentistry0.35×1 works
  12. Mathematics0.17×1 works
  13. Engineering0.16×16 works
  14. Decision Sciences0.15×1 works
  15. Social Sciences0.15×13 works
  16. Computer Science0.12×6 works
  17. Environmental Science0.10×3 works
  18. Agricultural and Biological Sciences0.08×3 works
  19. Materials Science0.08×2 works
  20. Physics and Astronomy0.06×1 works
  21. Arts and Humanities0.06×1 works
  22. Business, Management and Accounting0.05×1 works
  23. Earth and Planetary Sciences0.04×0 works
  24. Chemistry0.02×0 works

Who are the top researchers at Changi General Hospital?

Ranked on the quality score, Michael Ross MacDonald, Seow Yen Tan and Tiing Leong Ang lead among researchers whose main affiliation is Changi General Hospital.

  1. 1 Michael Ross MacDonald Singapore · #158,300 worldwide 5.8k citations · 99 works
  2. 2 Seow Yen Tan Singapore · #204,184 worldwide 8.4k citations · 70 works
  3. 3 Tiing Leong Ang Singapore · #488,165 worldwide 9.9k citations · 452 works
  4. 4 Teck Boon Low Singapore · #511,803 worldwide 1.2k citations · 39 works
  5. 5 Kwong Ming Fock Singapore · #524,773 worldwide 7.5k citations · 218 works
  6. 6 Troy Hai Kiat Puar Singapore · #542,017 worldwide 1.7k citations · 87 works
  7. 7 Rahul Kumar Singapore · #546,453 worldwide 4k citations · 119 works
  8. 8 Adrian Kah Heng Chiow Singapore · #684,562 worldwide 1.5k citations · 109 works
  9. 9 Steven Wei Cheong Kum Singapore · #726,128 worldwide 1.4k citations · 58 works
  10. 10 Chi Wei Mok Singapore · #729,362 worldwide 1.2k citations · 66 works
All ranked researchers at Changi General Hospital

What are the most cited papers from Changi General Hospital?

The most cited paper from Changi General Hospital is "The SCARE 2020 Guideline: Updating Consensus Surgical CAse REport (SCARE) Guidelines" (Riaz Agha et al., 2020), with 5,605 citations. Next come "Epidemiologic Features and Clinical Course of Patients Infected With SARS-CoV-2 in Singapore" (2,225) and "STROCSS 2021: Strengthening the reporting of cohort, cross-sectional and case-control studies in surgery" (2,166).

Most cited papers
#PaperReleasedCitations
1 The SCARE 2020 Guideline: Updating Consensus Surgical CAse REport (SCARE) Guidelines Riaz Agha et al. · International Journal of Surgery Open access 9 Nov 2020 5,605
2 Epidemiologic Features and Clinical Course of Patients Infected With SARS-CoV-2 in Singapore Barnaby Edward Young et al. · JAMA Open access 3 Mar 2020 2,225
3 STROCSS 2021: Strengthening the reporting of cohort, cross-sectional and case-control studies in surgery Ginimol Mathew et al. · International Journal of Surgery Open access 10 Nov 2021 2,166
4 The LRINEC (Laboratory Risk Indicator for Necrotizing Fasciitis) score: A tool for distinguishing necrotizing fasciitis from other soft tissue infections* Chin‐Ho Wong, Lay‐Wai Khin, Kien-Seng Heng et al. · Critical Care Medicine 25 Jun 2004 1,611
5 Necrotizing fasciitis: clinical presentation, microbiology, and determinants of mortality. Chin‐Ho Wong, Haw-Chong Chang, Shanker Pasupathy et al. · PubMed Aug 2003 977
All 58 most cited papers, with filters and sorting

Which keywords describe research at Changi General Hospital?

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

▲ 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. Epidemiology110▲ 4.2×103 topics
  2. Treatment41▲ 5.0×34 topics
  3. Inflammation38▲ 2.7×43 topics
  4. Quality of Life38▲ 3.9×38 topics
  5. Diagnosis32▲ 5.2×31 topics
  6. Complications31▲ 9.3×16 topics
  7. Clinical Practice Guidelines30▲ 8.1×14 topics
  8. Cardiovascular Disease26▲ 3.4×29 topics
  9. Rehabilitation25▲ 9.3×12 topics
  10. Risk Factors24▲ 3.3×25 topics
  11. Management24▲ 4.5×24 topics
  12. Guidelines24▲ 7.6×12 topics
  13. Mortality22▲ 5.9×11 topics
  14. Surgical Management18▲ 6.5×17 topics
  15. Public Health17▲ 1.80×35 topics
  16. Biomechanics16▲ 8.1×7 topics
  17. Elderly Patients16▲ 14×4 topics
  18. Patient Satisfaction16▲ 7.8×8 topics
  19. Aging16▲ 4.4×9 topics
  20. Heart Failure14▲ 4.7×12 topics
  21. Arthroplasty14▲ 21×2 topics
  22. Global Burden13▲ 3.6×12 topics
  23. Surgery13▲ 5.6×9 topics
  24. Primary Care12▲ 5.0×11 topics
  25. Elderly12▲ 7.7×5 topics
  26. Prevention12▲ 4.4×12 topics
  27. Revision Surgery12▲ 14×2 topics
  28. Total Hip Replacement12▲ 14×2 topics
  29. Neoadjuvant Therapy11▲ 7.0×4 topics
  30. Health-related Quality of Life11▲ 7.0×4 topics
  31. Chronic Kidney Disease11▲ 6.3×8 topics
  32. Hypertension10▲ 5.4×11 topics
  33. Mortality Risk10▲ 6.2×6 topics
  34. Immunology10▲ 13×2 topics
  35. Clinical Outcomes10▲ 6.7×6 topics
  36. Healthcare-Associated Infections10▲ 11×5 topics
  37. Laparoscopic Surgery10▲ 12×4 topics
  38. Physical Performance9▲ 14×2 topics
  39. Regeneration9▲ 6.5×4 topics
  40. Catheter Ablation8▲ 10×2 topics

Which research topics does Changi General Hospital publish most on?

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

Total Knee Arthroplasty …8Total Knee Arthroplasty Outcomes: 8 fractional worksFrailty in Older Adults7Frailty in Older Adults: 7 fractional worksAsthma and respiratory diseases: 7 fractional worksFoot and Ankle Surgery6Foot and Ankle Surgery: 6 fractional worksTendon Structure and Tre…6Tendon Structure and Treatment: 6 fractional worksChronic Disease Management Strategies: 6 fractional worksKnee injuries and reconstruction techniques: 5 fractional worksPharmaceutical Practices…5Pharmaceutical Practices and Patient Outcomes: 5 fractional worksAtrial Fibrillation Management and Outcomes: 5 fractional worksColorectal Cancer Surgical Treatments: 5 fractional works
SurgeryGeriatrics and GerontologyPhysiologyOrthopedics and Sports Medicine3 others

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

  1. 1 Total Knee Arthroplasty Outcomes Surgery 8 works
  2. 2 Frailty in Older Adults Geriatrics and Gerontology 7 works
  3. 3 Asthma and respiratory diseases Physiology 7 works
  4. 4 Foot and Ankle Surgery Orthopedics and Sports Medicine 6 works
  5. 5 Tendon Structure and Treatment Orthopedics and Sports Medicine 6 works
  6. 6 Chronic Disease Management Strategies Epidemiology 6 works
  7. 7 Knee injuries and reconstruction techniques Surgery 5 works
  8. 8 Pharmaceutical Practices and Patient Outcomes Geriatrics and Gerontology 5 works
  9. 9 Atrial Fibrillation Management and Outcomes Cardiology and Cardiovascular Medicine 5 works
  10. 10 Colorectal Cancer Surgical Treatments Oncology 5 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: 40% of research is openly available.

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

World: 18% is written across borders.

How has Changi General Hospital's research output changed?

Output in 2022-2025 was 2% lower 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 Changi General Hospital as a percentage of every work published that year, 0.0028% in 2024.

still counting0.0020%0.0040%0.0060%Changi General Hospital0.0029% in 202519801990200020102020

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

How much of it reaches the world top 10%

Year by year, against all institutions in the same year.

still counting5%10%15%all institutions10.0% in 2025Changi General Hospital7.1% in 2025200020102020

Of each year's output, the share that reached the world's 10% most cited for its field and year. Peak 13.8% in 2009.

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Changi General Hospital on Science Explorer

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