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Hospital / health system · Hoofddorp · Netherlands

Spaarne Ziekenhuis

In research, Spaarne Ziekenhuis stands highest in Health Sciences (#1,635 of 9,902 worldwide) and Medicine (#1,547 of 8,541 worldwide), 2022-now. Relative to its size it is most specialised in Surgery (Surgery is 9.5× its share of world research).

spaarneziekenhuis.nlROR OpenAlex
World rank, 2022-now
#12,213
of 22,385 · #6,385 all time
Rank in Netherlands
#110
of 197
Research works
544
▲ 15% vs 2018-21
Citations
15k
26.8 per fractional work
Top-10% rate
17.6%
all institutions 10.0%
vs its own fields
1.11×
1.00× is exactly expected
Open access
49%
world 40%
International
23%
world 18%
Spaarne Ziekenhuis

What is Spaarne Ziekenhuis 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 #1,635 of 9,902 18.5%93 #1418
MedicineField #1,547 of 8,541 17.9%85 #1315

Each strip is that field's whole ranked pool, with the notch where Spaarne Ziekenhuis 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 fields of science does Spaarne Ziekenhuis work in?

In 2022-now, 84% of research at Spaarne Ziekenhuis is in Health Sciences, 9% in Life Sciences. Its largest fields are Medicine (77%), Biochemistry, Genetics and Molecular Biology (6%), Health Professions (5%). It does 3.4× the world's share of Health Sciences.

Health Sciences: 105 fractional works · 83.6% of its workMedicine: 97 fractional works · 77.1% of its workSurgery: 28 fractional works · 22.3% of its workPulmonary and Respiratory Medicine: 9 fractional works · 7.2% of its workEpidemiology: 8 fractional works · 6.7% of its workPathology and Forensic Medicine: 5 fractional works · 3.8% of its workEndocrinology, Diabetes and Metabolism: 4 fractional works · 3.1% of its workPublic Health, Environmental and Occupational Health: 3 fractional works · 2.7% of its workRheumatology: 3 fractional works · 2.7% of its workInfectious Diseases: 3 fractional works · 2.6% of its workOncology: 3 fractional works · 2.3% of its workPediatrics, Perinatology and Child Health: 3 fractional works · 2.2% of its workCardiology and Cardiovascular Medicine: 2 fractional works · 1.9% of its workOrthopedics and Sports Medicine: 2 fractional works · 1.9% of its workPhysiology: 2 fractional works · 1.6% of its workNeurology: 2 fractional works · 1.4% of its workObstetrics and Gynecology: 2 fractional works · 1.2% of its workPharmacology: 1 fractional works · 1.2% of its workNephrology: 1 fractional works · 1.1% of its workReproductive Medicine: 1 fractional works · 1.1% of its workPsychiatry and Mental health: 1 fractional works · 1.0% of its workEmergency Medicine: 1 fractional works · 0.9% of its workRadiology, Nuclear Medicine and Imaging: 1 fractional works · 0.9% of its workGastroenterology: 1 fractional works · 0.9% of its workUrology: 1 fractional works · 0.9% of its workGeriatrics and Gerontology: 1 fractional works · 0.8% of its workCritical Care and Intensive Care Medicine: 1 fractional works · 0.7% of its workHematology: 1 fractional works · 0.7% of its workInternal Medicine: 1 fractional works · 0.5% of its workGenetics: 1 fractional works · 0.5% of its workRehabilitation: 1 fractional works · 0.5% of its workHepatology: 1 fractional works · 0.5% of its workAnesthesiology and Pain Medicine: 0 fractional works · 0.4% of its workFamily Practice: 0 fractional works · 0.3% of its workDermatology: 0 fractional works · 0.3% of its workSmaller subfields together: 1 fractional works · 0.4% of its workHealth Professions: 6 fractional works · 4.6% of its workGeneral Health Professions: 4 fractional works · 2.8% of its workEmergency Medical Services: 1 fractional works · 0.6% of its workPharmacy: 0 fractional works · 0.3% of its workHealth Information Management: 0 fractional works · 0.3% of its workSmaller subfields together: 1 fractional works · 0.5% of its workNursing: 2 fractional works · 1.2% of its workNutrition and Dietetics: 1 fractional works · 0.6% of its workResearch and Theory: 1 fractional works · 0.6% of its workSmaller subfields together: 0 fractional works · 0.1% of its workDentistry: 1 fractional works · 0.7% of its workPeriodontics: 1 fractional works · 0.5% of its workSmaller subfields together: 0 fractional works · 0.1% of its workVeterinary: 0 fractional works · 0.1% of its workLife Sciences: 11 fractional works · 8.9% of its workBiochemistry, Genetics and Molecular Biology: 8 fractional works · 6.0% of its workMolecular Biology: 4 fractional works · 3.0% of its workGenetics: 2 fractional works · 2.0% of its workCell Biology: 0 fractional works · 0.3% of its workCancer Research: 0 fractional works · 0.3% of its workEndocrinology: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.2% of its workImmunology and Microbiology: 2 fractional works · 1.7% of its workImmunology: 1 fractional works · 1.0% of its workMicrobiology: 1 fractional works · 0.5% of its workSmaller subfields together: 0 fractional works · 0.2% of its workNeuroscience: 1 fractional works · 0.8% of its workEndocrine and Autonomic Systems: 0 fractional works · 0.2% of its workSmaller subfields together: 1 fractional works · 0.6% of its workAgricultural and Biological Sciences: 0 fractional works · 0.2% of its workPharmacology, Toxicology and Pharmaceutics: 0 fractional works · 0.1% of its workSocial Sciences: 5 fractional works · 4.3% of its workSocial Sciences: 2 fractional works · 1.8% of its workSociology and Political Science: 1 fractional works · 0.6% of its workEducation: 1 fractional works · 0.5% of its workHealth: 0 fractional works · 0.4% of its workSmaller subfields together: 0 fractional works · 0.4% of its workPsychology: 2 fractional works · 1.7% of its workClinical Psychology: 1 fractional works · 1.1% of its workSmaller subfields together: 1 fractional works · 0.6% of its workEconomics, Econometrics and Finance: 0 fractional works · 0.4% of its workEconomics and Econometrics: 0 fractional works · 0.4% of its workBusiness, Management and Accounting: 0 fractional works · 0.3% of its workOrganizational Behavior and Human Resource Management: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.1% of its workDecision Sciences: 0 fractional works · 0.1% of its workArts and Humanities: 0 fractional works · 0.0% of its workPhysical Sciences: 4 fractional works · 3.2% of its workEngineering: 2 fractional works · 1.7% of its workBiomedical Engineering: 2 fractional works · 1.7% of its workEarth and Planetary Sciences: 1 fractional works · 0.4% of its workAtmospheric Science: 0 fractional works · 0.4% of its workSmaller subfields together: 0 fractional works · 0.0% of its workEnvironmental Science: 1 fractional works · 0.4% of its workEcology: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.2% of its workComputer Science: 0 fractional works · 0.2% of its workMathematics: 0 fractional works · 0.2% of its workChemistry: 0 fractional works · 0.1% of its workEnergy: 0 fractional works · 0.1% of its workPhysics and Astronomy: 0 fractional works · 0.1% of its workChemical Engineering: 0 fractional works · 0.0% of its workALL ITS WORKSpaarneZiekenhuis125fractional works, 2022-now
Life Sciences9%Physical Sciences3%Health Sciences84%Social Sciences4%

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 25 fields, with their numbers
    1. Medicine9777.1%
    2. Health Professions64.6%
    3. Nursing21.2%
    4. Dentistry10.7%
    5. Veterinary00.1%
    1. Biochemistry, Genetics and Molecular Biology86.0%
    2. Immunology and Microbiology21.7%
    3. Neuroscience10.8%
    4. Agricultural and Biological Sciences00.2%
    5. Pharmacology, Toxicology and Pharmaceutics00.1%
    1. Social Sciences21.8%
    2. Psychology21.7%
    3. Economics, Econometrics and Finance00.4%
    4. Business, Management and Accounting00.3%
    5. Decision Sciences00.1%
    6. Arts and Humanities00.0%
    1. Engineering21.7%
    2. Earth and Planetary Sciences10.4%
    3. Environmental Science10.4%
    4. Computer Science00.2%
    5. Mathematics00.2%
    6. Chemistry00.1%
    7. Energy00.1%
    8. Physics and Astronomy00.1%
    9. Chemical Engineering00.0%
All of science, and how each field's share has moved since 1950: the Science domain explorer

What does Spaarne Ziekenhuis specialise in?

Where its research is concentrated relative to its size: Surgery takes 9.5× the share of its output that it takes of world research.

  1. SurgerySubfield · 28.0 works9.5×
← 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: 0.05× its world share, 0 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 1.13× its world share, 8 worksBiochemistry, Geneti…Immunology and Microbiology: 1.72× its world share, 2 worksImmunology and Micro…Neuroscience: 0.49× its world share, 1 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 0.30× its world share, 0 worksPharmacology, Toxico…Chemical Engineering: 0.11× its world share, 0 worksChemical EngineeringChemistry: 0.07× its world share, 0 worksChemistryComputer Science: 0.02× its world share, 0 worksComputer ScienceEarth and Planetary Sciences: 0.28× its world share, 0 worksEarth and Planetary …Energy: 0.10× its world share, 0 worksEnergyEngineering: 0.11× its world share, 2 worksEngineeringEnvironmental Science: 0.08× its world share, 0 worksEnvironmental ScienceMathematics: 0.13× its world share, 0 worksMathematicsPhysics and Astronomy: 0.03× its world share, 0 worksPhysics and AstronomyDentistry: 1.35× its world share, 1 worksDentistryHealth Professions: 1.73× its world share, 6 worksHealth ProfessionsMedicine: 4.01× its world share, 97 worksMedicineNursing: 2.53× its world share, 2 worksNursingVeterinary: 0.79× its world share, 0 worksVeterinaryArts and Humanities: 0.01× its world share, 0 worksArts and HumanitiesBusiness, Management and Accounting: 0.09× its world share, 0 worksBusiness, Management…Decision Sciences: 0.11× its world share, 0 worksDecision SciencesEconomics, Econometrics and Finance: 0.19× its world share, 0 worksEconomics, Econometr…Psychology: 0.55× its world share, 2 worksPsychologySocial Sciences: 0.14× its world share, 2 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Medicine, 4.0×. Every wedge is a field page.

All 25 fields, with their numbers
  1. Medicine4.01×97 works
  2. Nursing2.53×2 works
  3. Health Professions1.73×6 works
  4. Immunology and Microbiology1.72×2 works
  5. Dentistry1.35×1 works
  6. Biochemistry, Genetics and Molecular Biology1.13×8 works
  7. Veterinary0.79×0 works
  8. Psychology0.55×2 works
  9. Neuroscience0.49×1 works
  10. Pharmacology, Toxicology and Pharmaceutics0.30×0 works
  11. Earth and Planetary Sciences0.28×0 works
  12. Economics, Econometrics and Finance0.19×0 works
  13. Social Sciences0.14×2 works
  14. Mathematics0.13×0 works
  15. Chemical Engineering0.11×0 works
  16. Engineering0.11×2 works
  17. Decision Sciences0.11×0 works
  18. Energy0.10×0 works
  19. Business, Management and Accounting0.09×0 works
  20. Environmental Science0.08×0 works
  21. Chemistry0.07×0 works
  22. Agricultural and Biological Sciences0.05×0 works
  23. Physics and Astronomy0.03×0 works
  24. Computer Science0.02×0 works
  25. Arts and Humanities0.01×0 works

Who are the top researchers at Spaarne Ziekenhuis?

Ranked on the quality score, Marlies A. van Houten, Mark Hans Emanuel and Mayienne Bakkers lead among researchers whose main affiliation is Spaarne Ziekenhuis.

  1. 1 Marlies A. van Houten Netherlands · #101,764 worldwide 5.3k citations · 123 works
  2. 2 Mark Hans Emanuel Netherlands · #240,142 worldwide 2.2k citations · 46 works
  3. 3 Mayienne Bakkers Netherlands · #373,049 worldwide 2.7k citations · 22 works
  4. 4 Dominic Snijders Netherlands · #699,015 worldwide 1.4k citations · 43 works
  5. 5 Peter A. Nolte Netherlands · #719,426 worldwide 2.7k citations · 88 works
  6. 6 Aaf F.M. Kuijper Netherlands · #750,440 worldwide 3.3k citations · 35 works
  7. 7 Ömrüm Aydin Netherlands · #791,429 worldwide 943 citations · 33 works
  8. 8 Aart Beeker Netherlands · #811,046 worldwide 3.2k citations · 144 works
  9. 9 Peter de Winter Netherlands · #989,664 worldwide 3.1k citations · 140 works
  10. 10 Wing Ho Man Netherlands · #998,928 worldwide 2.4k citations · 17 works
All ranked researchers at Spaarne Ziekenhuis

What are the most cited papers from Spaarne Ziekenhuis?

The most cited paper from Spaarne Ziekenhuis is "Colchicine in Patients with Chronic Coronary Disease" (Stefan Mark Nidorf et al., 2020), with 2,252 citations. Next come "The microbiota of the respiratory tract: gatekeeper to respiratory health" (1,462) and "Chemotherapy, Bevacizumab, and Cetuximab in Metastatic Colorectal Cancer" (1,358).

Most cited papers
#PaperReleasedCitations
1 Colchicine in Patients with Chronic Coronary Disease Stefan Mark Nidorf et al. · New England Journal of Medicine Open access 31 Aug 2020 2,252
2 The microbiota of the respiratory tract: gatekeeper to respiratory health Wing Ho Man, Wouter A. A. de Steenhuijsen Piters, Debby Bogaert · Nature Reviews Microbiology ReviewOpen access 20 Mar 2017 1,462
3 Chemotherapy, Bevacizumab, and Cetuximab in Metastatic Colorectal Cancer Jolien Tol, Miriam Koopman, Annemieke Cats et al. · New England Journal of Medicine Open access 4 Feb 2009 1,358
4 Bivalent Prefusion F Vaccine in Pregnancy to Prevent RSV Illness in Infants Beate Kampmann et al. · New England Journal of Medicine Open access 5 Apr 2023 1,003
5 European Federation of Neurological Societies/Peripheral Nerve Society Guideline on the use of skin biopsy in the diagnosis of small fiber neuropathy. Report of a joint task force of the European Fe‐deration of Neurological Societies and the Peripheral Nerve Society Giuseppe Lauria, Sung‐Tsang Hsieh, O. Johansson et al. · European Journal of Neurology Open access 21 Jun 2010 865
All 60 most cited papers, with filters and sorting

Which keywords describe research at Spaarne Ziekenhuis?

By fractional works in 2022-now, weighted toward what it does more of than the world: Epidemiology, Complications, Revision Surgery, Total Hip Replacement, Surgical Treatment, Degenerative Disc Disease, Rehabilitation and Diabetes.

▲ 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. Epidemiology23▲ 4.6×80 topics
  2. Inflammation7▲ 2.8×39 topics
  3. Complications7▲ 12×14 topics
  4. Quality of Life6▲ 3.4×25 topics
  5. Revision Surgery6▲ 34×2 topics
  6. Total Hip Replacement6▲ 34×2 topics
  7. Obesity5▲ 5.6×11 topics
  8. Surgical Treatment5▲ 22×5 topics
  9. Degenerative Disc Disease5▲ 44×2 topics
  10. Rehabilitation5▲ 10×7 topics
  11. Cardiovascular Disease5▲ 3.5×26 topics
  12. Diabetes5▲ 8.0×10 topics
  13. Diagnosis5▲ 4.2×24 topics
  14. Arthroplasty5▲ 38×2 topics
  15. Risk Factors5▲ 3.3×23 topics
  16. Cardiovascular Risk4▲ 11×6 topics
  17. Management4▲ 4.5×19 topics
  18. Metabolic Syndrome4▲ 4.5×16 topics
  19. Spinal Fusion4▲ 37×2 topics
  20. Health-related Quality of Life4▲ 15×4 topics
  21. Patient Satisfaction4▲ 11×9 topics
  22. Low Back Pain4▲ 20×3 topics
  23. Treatment4▲ 2.8×29 topics
  24. Clinical Outcomes4▲ 15×5 topics
  25. Surgical Management4▲ 7.7×14 topics
  26. Intervertebral Disc4▲ 42×1 topic
  27. Lumbar Disc Degeneration4▲ 42×1 topic
  28. Outcomes4▲ 34×1 topic
  29. Total Knee Replacement4▲ 41×1 topic
  30. Biomechanics3▲ 8.9×6 topics
  31. Clinical Practice Guidelines3▲ 4.9×13 topics
  32. Type 2 Diabetes3▲ 12×4 topics
  33. Global Burden3▲ 4.7×9 topics
  34. Weight Loss3▲ 16×4 topics
  35. Lifestyle Intervention3▲ 26×2 topics
  36. Health Outcomes3▲ 8.5×5 topics
  37. Bariatric Surgery2▲ 56×1 topic
  38. Metabolic Surgery2▲ 56×1 topic
  39. SARS-CoV-22▲ 6.7×6 topics
  40. Shoulder Function2▲ 22×2 topics

Which research topics does Spaarne Ziekenhuis publish most on?

By volume in 2022-now: Spine and Intervertebral Disc Pathology, Total Knee Arthroplasty Outcomes, Bariatric Surgery and Outcomes and Orthopaedic implants and arthroplasty.

Spine and Intervertebral Disc Pathology: 4 fractional worksTotal Knee Arthroplasty Outcomes: 4 fractional worksBariatric Surgery and Ou…2Bariatric Surgery and Outcomes: 2 fractional worksOrthopaedic implants and…2Orthopaedic implants and arthroplasty: 2 fractional worksKnee injuries and reconstruction techniques: 2 fractional worksCervical and Thoracic Myelopathy: 2 fractional worksShoulder Injury and Trea…2Shoulder Injury and Treatment: 2 fractional worksRespiratory viral infect…2Respiratory viral infections research: 2 fractional worksChronic Obstructive Pulm…1Chronic Obstructive Pulmonary Disease (COPD) Research: 1 fractional worksGut microbiota and health1Gut microbiota and health: 1 fractional works
Pathology and Forensic MedicineSurgeryEpidemiologyPulmonary and Respiratory Medicine1 others

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

  1. 1 Spine and Intervertebral Disc Pathology Pathology and Forensic Medicine 4 works
  2. 2 Total Knee Arthroplasty Outcomes Surgery 4 works
  3. 3 Bariatric Surgery and Outcomes Surgery 2 works
  4. 4 Orthopaedic implants and arthroplasty Surgery 2 works
  5. 5 Knee injuries and reconstruction techniques Surgery 2 works
  6. 6 Cervical and Thoracic Myelopathy Surgery 2 works
  7. 7 Shoulder Injury and Treatment Surgery 2 works
  8. 8 Respiratory viral infections research Epidemiology 2 works
  9. 9 Chronic Obstructive Pulmonary Disease (COPD) Research Pulmonary and Respiratory Medicine 1 works
  10. 10 Gut microbiota and health Molecular Biology 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 available49.0%not open51.0%

World: 40% of research is openly available.

with international co-authors22.8%domestic only77.2%

World: 18% is written across borders.

How has Spaarne Ziekenhuis's research output changed?

Output in 2022-2025 was 15% higher 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 Spaarne Ziekenhuis as a percentage of every work published that year, 0.00049% in 2024.

still counting0.00050%0.0010%Spaarne Ziekenhuis0.00050% in 202519801990200020102020

Fractional works of Spaarne Ziekenhuis 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 counting10%20%30%Spaarne Ziekenhuis17.6% in 2025all institutions10.0% in 202520102020

Of each year's output, the share that reached the world's 10% most cited for its field and year. Peak 24.3% in 2015.

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