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Hospital / health system · Zwolle · Netherlands

Isala

In research, Isala stands highest in Medicine (#1,590 of 10,443 worldwide) and Health Sciences (#2,169 of 11,982 worldwide), 2022–2025. Relative to its size it is most specialised in Oncology and Cardiology and Cardiovascular Medicine — Oncology is 7.0× its share of world research.

isala.nlROR OpenAlex
World rank, 2022–2025
#8,253
of 28,054 · #9,526 all time
Rank in Netherlands
#67
of 237
Research works
2k
▼ 3% vs 2013–17
Citations
47k
24.1 per fractional work
Top-10% rate
18.2%
record average 16.5%
Open access
48%
world 28%

What is Isala 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
MedicineField #1,590 of 10,443 17.8%244 #1870
Health SciencesDomain #2,169 of 11,982 18.2%258 #2339

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

What does Isala specialise in?

Where its research is concentrated relative to its size: Oncology takes 7.0× the share of its output that it takes of world research.

  1. OncologySubfield · 24.6 works7.0×
  2. Cardiology and Cardiovascular MedicineSubfield · 22.4 works6.8×
← 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: 0.04× its world share, 1 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 1.03× its world share, 17 worksBiochemistry, Geneti…Immunology and Microbiology: 1.00× its world share, 3 worksImmunology and Micro…Neuroscience: 0.65× its world share, 3 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 1.12× its world share, 1 worksPharmacology, Toxico…Chemistry: 0.10× its world share, 0 worksChemistryComputer Science: 0.09× its world share, 2 worksComputer ScienceEnergy: 0.06× its world share, 0 worksEnergyEngineering: 0.22× its world share, 10 worksEngineeringEnvironmental Science: 0.06× its world share, 1 worksEnvironmental ScienceMaterials Science: 0.04× its world share, 0 worksMaterials ScienceMathematics: 0.15× its world share, 1 worksMathematicsPhysics and Astronomy: 0.15× its world share, 1 worksPhysics and AstronomyDentistry: 0.50× its world share, 1 worksDentistryHealth Professions: 1.34× its world share, 11 worksHealth ProfessionsMedicine: 4.06× its world share, 244 worksMedicineNursing: 1.39× its world share, 2 worksNursingVeterinary: 0.16× its world share, 0 worksVeterinaryArts and Humanities: 0.12× its world share, 1 worksArts and HumanitiesBusiness, Management and Accounting: 0.21× its world share, 2 worksBusiness, Management…Decision Sciences: 0.46× its world share, 1 worksDecision SciencesEconomics, Econometrics and Finance: 0.44× its world share, 3 worksEconomics, Econometr…Psychology: 0.31× its world share, 3 worksPsychologySocial Sciences: 0.06× 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, 4.1×. Every wedge is a field page.

Who are the top researchers at Isala?

Ranked on the composite score, Arif Elvan, Menko‐Jan de Boer and Jan Willem van den Berg lead among researchers whose main affiliation is Isala.

  1. 1 Arif Elvan · #37,980 worldwide 644 citations · 32 works
  2. 2 Menko‐Jan de Boer · #96,917 worldwide 403 citations · 23 works
  3. 3 Jan Willem van den Berg · #121,430 worldwide 140 citations · 28 works
  4. 4 Ben J Cohlen · #166,454 worldwide 143 citations · 22 works
  5. 5 Henk J.G. Bilo · #199,403 worldwide 101 citations · 40 works
  6. 6 Arnoud W.J. van ’t Hof · #244,310 worldwide 302 citations · 73 works
  7. 7 Anand R. Ramdat Misier · #291,908 worldwide 166 citations · 16 works
  8. 8 Jan Willem B. de Groot · #296,167 worldwide 81 citations · 34 works
  9. 9 Jan C.A. Hoorntje · #340,202 worldwide 119 citations · 24 works
  10. 10 Elvin Kedhi · #361,851 worldwide 123 citations · 40 works
All ranked researchers at Isala

Which keywords describe research at Isala?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Epidemiology, Chemotherapy, Clinical Practice Guidelines, Quality of Life, Guidelines, Neoadjuvant Therapy, Survival Analysis and Complications.

▲ 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. Epidemiology42▲ 3.4×91 topics
  2. Quality of Life18▲ 4.1×31 topics
  3. Chemotherapy16▲ 7.4×22 topics
  4. Clinical Practice Guidelines15▲ 8.7×14 topics
  5. Inflammation13▲ 1.99×44 topics
  6. Guidelines12▲ 8.2×12 topics
  7. Cardiovascular Disease12▲ 3.4×27 topics
  8. Management11▲ 4.7×26 topics
  9. Diagnosis11▲ 3.9×30 topics
  10. Neoadjuvant Therapy11▲ 15×5 topics
  11. Survival Analysis11▲ 12×6 topics
  12. Immunotherapy10▲ 4.7×16 topics
  13. Complications10▲ 6.6×15 topics
  14. Risk Factors10▲ 3.0×23 topics
  15. Treatment9▲ 2.3×30 topics
  16. Rehabilitation9▲ 7.1×10 topics
  17. Heart Failure8▲ 6.3×13 topics
  18. Radiotherapy8▲ 6.9×11 topics
  19. Mortality8▲ 4.4×11 topics
  20. Myocardial Infarction8▲ 10×7 topics
  21. Surgical Management7▲ 5.2×16 topics
  22. Surgical Treatment7▲ 11×5 topics
  23. Percutaneous Coronary Intervention6▲ 16×4 topics
  24. Critical Care6▲ 8.8×8 topics
  25. Echocardiography6▲ 7.2×6 topics
  26. Urinary Incontinence6▲ 25×2 topics
  27. Atherosclerosis6▲ 6.6×5 topics
  28. Magnetic Resonance Imaging6▲ 7.2×5 topics
  29. Patient Satisfaction6▲ 5.6×6 topics
  30. Laparoscopic Surgery5▲ 14×4 topics
  31. Clinical Outcomes5▲ 7.5×6 topics
  32. Anticoagulant Therapy5▲ 13×3 topics
  33. Coronary Artery Disease5▲ 14×3 topics
  34. Melanoma5▲ 27×2 topics
  35. Molecular Characterization5▲ 8.9×5 topics
  36. Preoperative Chemoradiotherapy5▲ 20×2 topics
  37. Tumor Staging5▲ 14×2 topics
  38. Adjuvant Chemotherapy5▲ 22×2 topics
  39. Cardiac Imaging5▲ 12×3 topics
  40. Catheter Ablation5▲ 12×2 topics

Which research topics does Isala publish most on?

By volume in 2022–2025: Cardiac Imaging and Diagnostics, Colorectal Cancer Surgical Treatments, Orthopedic Surgery and Rehabilitation and Pelvic floor disorders treatments.

Cardiac Imaging and Diag…4Cardiac Imaging and Diagnostics: 4 fractional worksColorectal Cancer Surgic…4Colorectal Cancer Surgical Treatments: 4 fractional worksOrthopedic Surgery and Rehabilitation: 4 fractional worksPelvic floor disorders t…4Pelvic floor disorders treatments: 4 fractional worksCutaneous Melanoma Detec…4Cutaneous Melanoma Detection and Management: 4 fractional worksAtrial Fibrillation Management and Outcomes: 3 fractional worksGastric Cancer Management and Outcomes: 3 fractional worksBreast Cancer Treatment …3Breast Cancer Treatment Studies: 3 fractional worksCoronary Interventions and Diagnostics: 3 fractional worksPatient-Provider Communication in Healthcare: 3 fractional works
Radiology, Nuclear Medicine and ImagingOncologySurgeryRheumatology4 others

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

  1. 1 Cardiac Imaging and DiagnosticsRadiology, Nuclear Medicine and Imaging 4 works
  2. 2 Colorectal Cancer Surgical TreatmentsOncology 4 works
  3. 3 Orthopedic Surgery and RehabilitationSurgery 4 works
  4. 4 Pelvic floor disorders treatmentsRheumatology 4 works
  5. 5 Cutaneous Melanoma Detection and ManagementOncology 4 works
  6. 6 Atrial Fibrillation Management and OutcomesCardiology and Cardiovascular Medicine 3 works
  7. 7 Gastric Cancer Management and OutcomesPulmonary and Respiratory Medicine 3 works
  8. 8 Breast Cancer Treatment StudiesCancer Research 3 works
  9. 9 Coronary Interventions and DiagnosticsSurgery 3 works
  10. 10 Patient-Provider Communication in HealthcareGeneral Health Professions 3 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 available47.7%not open52.3%

World: 28% of research is openly available.

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

World: 19% is written across borders.

How has Isala's research output changed?

Output in 2018–2022 was 3% lower 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 Zwolle

All research institutions in Zwolle

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.