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Nonprofit · Helsinki · Finland

Invalidisäätiö

In research, Invalidisäätiö stands highest in Medicine (#5,590 of 17,978 worldwide), Health Sciences (#6,503 of 20,462 worldwide) and Surgery (#1,452 of 4,227 worldwide), over all time.

invalidisaatio.fiROR OpenAlex
World rank, all time
#21,371
of 42,892
Rank in Finland
#85
of 183
Research works
766
▼ 40% vs 2013–17
Citations
29k
38.3 per fractional work
Top-10% rate
15.6%
record average 16.5%
Open access
25%
world 28%

What is Invalidisäätiö 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 #5,590 of 17,978 15.5%612
Health SciencesDomain #6,503 of 20,462 15.9%646
SurgerySubfield #1,452 of 4,227 16.7%279

Each strip is that field’s whole ranked pool, with the notch where Invalidisäätiö 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: 0.06× its world share, 0 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 1.11× its world share, 1 worksBiochemistry, Geneti…Immunology and Microbiology: 2.15× its world share, 0 worksImmunology and Micro…Neuroscience: 2.27× its world share, 1 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 0.84× its world share, 0 worksPharmacology, Toxico…Computer Science: 0.09× its world share, 0 worksComputer ScienceEngineering: 0.23× its world share, 1 worksEngineeringEnvironmental Science: 0.05× its world share, 0 worksEnvironmental ScienceMaterials Science: 0.06× its world share, 0 worksMaterials ScienceMathematics: 0.30× its world share, 0 worksMathematicsDentistry: 3.21× its world share, 0 worksDentistryHealth Professions: 2.67× its world share, 1 worksHealth ProfessionsMedicine: 3.25× its world share, 12 worksMedicineNursing: 1.81× its world share, 0 worksNursingArts and Humanities: 0.31× its world share, 0 worksArts and HumanitiesBusiness, Management and Accounting: 0.18× its world share, 0 worksBusiness, Management…Decision Sciences: 0.37× its world share, 0 worksDecision SciencesEconomics, Econometrics and Finance: 0.51× its world share, 0 worksEconomics, Econometr…Psychology: 2.36× its world share, 1 worksPsychologySocial Sciences: 0.04× 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, 3.2×. Every wedge is a field page.

Who are the top researchers at Invalidisäätiö?

Ranked on the composite score, A. Langenskiöld, Kalevi Österman and Antti Eskola lead among researchers whose main affiliation is Invalidisäätiö.

  1. 1 A. Langenskiöld Finland · #108,406 worldwide 164 citations · 26 works
  2. 2 Kalevi Österman Finland · #284,670 worldwide 81 citations · 19 works
  3. 3 Antti Eskola Finland · #313,205 worldwide 55 citations · 19 works
  4. 4 Heikki Hurri Finland · #326,730 worldwide 126 citations · 18 works
  5. 5 Martti Vastamäki Finland · #363,174 worldwide 72 citations · 20 works
  6. 6 Kaj Tallroth Finland · #435,404 worldwide 55 citations · 27 works
  7. 7 Hannu Alaranta Finland · #444,769 worldwide 36 citations · 21 works
  8. 8 Mikko Poussa Finland · #474,317 worldwide 63 citations · 19 works
  9. 9 Timo Pohjolainen Finland · #590,131 worldwide 54 citations · 17 works
  10. 10 Dietrich Schlenzka Finland · #627,894 worldwide 58 citations · 19 works
All ranked researchers at Invalidisäätiö

Which keywords describe research at Invalidisäätiö?

By fractional works in all years, weighted toward what it does more of than the world: Epidemiology, Low Back Pain, Revision Surgery, Total Hip Replacement, Spinal Fusion, Complications, Biomechanics and Surgical Treatment.

▲ more of its work than of the world’s◆ about the world’s share▼ less than the world’s

Size is fractional works in all years 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. Epidemiology118▲ 3.8×64 topics
  2. Low Back Pain72▲ 57×3 topics
  3. Revision Surgery69▲ 76×2 topics
  4. Total Hip Replacement69▲ 76×2 topics
  5. Spinal Fusion64▲ 94×2 topics
  6. Complications62▲ 16×13 topics
  7. Biomechanics59▲ 24×9 topics
  8. Surgical Treatment52▲ 34×5 topics
  9. Inflammation47▲ 2.6×49 topics
  10. Degenerative Disc Disease46▲ 67×2 topics
  11. Surgical Management46▲ 13×13 topics
  12. Clinical Outcomes44▲ 29×6 topics
  13. Chronic Pain44▲ 25×5 topics
  14. Spinal Surgery42▲ 73×2 topics
  15. Osteoarthritis42▲ 44×4 topics
  16. Intervertebral Disc42▲ 83×1 topic
  17. Lumbar Disc Degeneration42▲ 83×1 topic
  18. Rehabilitation40▲ 14×9 topics
  19. Hip Arthroplasty40▲ 83×1 topic
  20. Wear Particles40▲ 83×1 topic
  21. Arthroplasty34▲ 54×2 topics
  22. Psychological Factors33▲ 23×4 topics
  23. Clinical Trials33▲ 7.0×11 topics
  24. Patient Satisfaction33▲ 17×7 topics
  25. Shoulder Function32▲ 50×2 topics
  26. Global Burden31▲ 7.5×7 topics
  27. Health-related Quality of Life29▲ 18×3 topics
  28. Outcomes29▲ 52×1 topic
  29. Total Knee Replacement29▲ 68×1 topic
  30. Disability29▲ 39×2 topics
  31. Health Status Questionnaires29▲ 54×1 topic
  32. Measurement Properties29▲ 54×1 topic
  33. Internal Fixation27▲ 48×2 topics
  34. Diagnostic Imaging27▲ 27×3 topics
  35. Infection Prevention25▲ 37×3 topics
  36. Regeneration23▲ 17×4 topics
  37. Femoroacetabular Impingement23▲ 109×1 topic
  38. Hip Arthroscopy23▲ 109×1 topic
  39. Scoliosis23▲ 125×1 topic
  40. Spinal Deformity23▲ 125×1 topic

Which research topics does Invalidisäätiö publish most on?

By volume in 2022–2025: Musculoskeletal pain and rehabilitation, Spine and Intervertebral Disc Pathology, Total Knee Arthroplasty Outcomes and Sleep and related disorders.

Musculoskeletal pain and…2Musculoskeletal pain and rehabilitation: 2 fractional worksSpine and Intervertebral Disc Pathology: 1 fractional worksTotal Knee Arthroplasty …1Total Knee Arthroplasty Outcomes: 1 fractional worksSleep and related disord…1Sleep and related disorders: 1 fractional worksOsteoarthritis Treatment…1Osteoarthritis Treatment and Mechanisms: 1 fractional worksCircadian rhythm and mel…0Circadian rhythm and melatonin: 0 fractional worksFibromyalgia and Chronic…0Fibromyalgia and Chronic Fatigue Syndrome Research: 0 fractional worksPain Mechanisms and Treatments: 0 fractional worksOrthopaedic implants and arthroplasty: 0 fractional worksKnee injuries and reconstruction techniques: 0 fractional works
PharmacologyPathology and Forensic MedicineSurgeryExperimental and Cognitive Psychology4 others

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

  1. 1 Musculoskeletal pain and rehabilitation Pharmacology 2 works
  2. 2 Spine and Intervertebral Disc Pathology Pathology and Forensic Medicine 1 works
  3. 3 Total Knee Arthroplasty Outcomes Surgery 1 works
  4. 4 Sleep and related disorders Experimental and Cognitive Psychology 1 works
  5. 5 Osteoarthritis Treatment and Mechanisms Rheumatology 1 works
  6. 6 Circadian rhythm and melatonin Endocrine and Autonomic Systems 0 works
  7. 7 Fibromyalgia and Chronic Fatigue Syndrome Research Psychiatry and Mental health 0 works
  8. 8 Pain Mechanisms and Treatments Physiology 0 works
  9. 9 Orthopaedic implants and arthroplasty Surgery 0 works
  10. 10 Knee injuries and reconstruction techniques Surgery 0 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 available24.9%not open75.1%

World: 28% of research is openly available.

with international co-authors14.2%domestic only85.8%

World: 19% is written across borders.

How has Invalidisäätiö's research output changed?

Output in 2018–2022 was 40% 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 Helsinki

All research institutions in Helsinki

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.