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Hospital / health system · Nesoddtangen · Norway

Sunnaas sykehus

In research, Sunnaas sykehus stands highest in Health Sciences (#3,249 of 16,688 worldwide) and Medicine (#3,476 of 14,558 worldwide), over all time.

sunnaas.no/om-oss/englishROR OpenAlex
World rank, 2022-now
#19,669
of 22,385 · #11,823 all time
Rank in Norway
#111
of 123
Research works
449
▼ 9% vs 2018-21
Citations
10k
22.7 per fractional work
Top-10% rate
8.2%
all institutions 10.0%
vs its own fields
1.02×
1.00× is exactly expected
Open access
51%
world 40%
International
40%
world 18%
Sunnaas sykehus

What is Sunnaas sykehus 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
Health SciencesDomain #3,249 of 16,688 12.4%295
MedicineField #3,476 of 14,558 12.7%248

Each strip is that field's whole ranked pool, with the notch where Sunnaas sykehus 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 Sunnaas sykehus work in?

In 2022-now, 52% of research at Sunnaas sykehus is in Health Sciences, 18% in Physical Sciences. Its largest fields are Medicine (43%), Biochemistry, Genetics and Molecular Biology (9%), Health Professions (8%). It does 2.1× the world's share of Health Sciences.

Health Sciences: 66 fractional works · 52.2% of its workMedicine: 54 fractional works · 43.1% of its workEpidemiology: 7 fractional works · 5.5% of its workRehabilitation: 7 fractional works · 5.4% of its workPathology and Forensic Medicine: 4 fractional works · 3.3% of its workPsychiatry and Mental health: 4 fractional works · 3.1% of its workPulmonary and Respiratory Medicine: 3 fractional works · 2.7% of its workSurgery: 3 fractional works · 2.6% of its workPublic Health, Environmental and Occupational Health: 3 fractional works · 2.4% of its workNeurology: 3 fractional works · 2.0% of its workEmergency Medicine: 2 fractional works · 1.7% of its workPhysiology: 2 fractional works · 1.7% of its workRheumatology: 2 fractional works · 1.6% of its workRadiology, Nuclear Medicine and Imaging: 2 fractional works · 1.6% of its workPediatrics, Perinatology and Child Health: 2 fractional works · 1.5% of its workCardiology and Cardiovascular Medicine: 2 fractional works · 1.3% of its workOrthopedics and Sports Medicine: 1 fractional works · 1.0% of its workOncology: 1 fractional works · 0.9% of its workEndocrinology, Diabetes and Metabolism: 1 fractional works · 0.7% of its workInfectious Diseases: 1 fractional works · 0.5% of its workGenetics: 1 fractional works · 0.4% of its workNephrology: 1 fractional works · 0.4% of its workAnesthesiology and Pain Medicine: 0 fractional works · 0.4% of its workPharmacology: 0 fractional works · 0.4% of its workHepatology: 0 fractional works · 0.4% of its workOphthalmology: 0 fractional works · 0.4% of its workComplementary and alternative medicine: 0 fractional works · 0.3% of its workSmaller subfields together: 1 fractional works · 0.9% of its workHealth Professions: 11 fractional works · 8.5% of its workGeneral Health Professions: 5 fractional works · 4.1% of its workOccupational Therapy: 3 fractional works · 2.0% of its workPhysical Therapy, Sports Therapy and Rehabilitation: 1 fractional works · 0.7% of its workSpeech and Hearing: 1 fractional works · 0.6% of its workRadiological and Ultrasound Technology: 1 fractional works · 0.4% of its workComplementary and Manual Therapy: 0 fractional works · 0.3% of its workPharmacy: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.2% of its workVeterinary: 0 fractional works · 0.3% of its workSmall Animals: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.1% of its workDentistry: 0 fractional works · 0.2% of its workNursing: 0 fractional works · 0.1% of its workPhysical Sciences: 22 fractional works · 17.9% of its workEngineering: 6 fractional works · 4.8% of its workBiomedical Engineering: 3 fractional works · 2.1% of its workElectrical and Electronic Engineering: 1 fractional works · 0.8% of its workCivil and Structural Engineering: 1 fractional works · 0.5% of its workMechanical Engineering: 1 fractional works · 0.5% of its workAutomotive Engineering: 0 fractional works · 0.3% of its workSmaller subfields together: 1 fractional works · 0.6% of its workEarth and Planetary Sciences: 5 fractional works · 4.4% of its workGeophysics: 2 fractional works · 1.3% of its workAtmospheric Science: 1 fractional works · 0.9% of its workGeochemistry and Petrology: 1 fractional works · 0.7% of its workGeology: 1 fractional works · 0.6% of its workOceanography: 1 fractional works · 0.6% of its workSmaller subfields together: 0 fractional works · 0.2% of its workComputer Science: 5 fractional works · 4.3% of its workArtificial Intelligence: 3 fractional works · 2.2% of its workComputer Vision and Pattern Recognition: 1 fractional works · 0.8% of its workInformation Systems: 1 fractional works · 0.4% of its workHuman-Computer Interaction: 0 fractional works · 0.3% of its workComputer Science Applications: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.3% of its workPhysics and Astronomy: 3 fractional works · 2.3% of its workAstronomy and Astrophysics: 2 fractional works · 1.4% of its workStatistical and Nonlinear Physics: 1 fractional works · 0.5% of its workSmaller subfields together: 1 fractional works · 0.4% of its workEnvironmental Science: 2 fractional works · 1.5% of its workGlobal and Planetary Change: 1 fractional works · 0.8% of its workSmaller subfields together: 1 fractional works · 0.7% of its workMaterials Science: 0 fractional works · 0.4% of its workBiomaterials: 0 fractional works · 0.4% of its workChemistry: 0 fractional works · 0.2% of its workEnergy: 0 fractional works · 0.1% of its workSocial Sciences: 20 fractional works · 15.6% of its workSocial Sciences: 8 fractional works · 6.1% of its workPolitical Science and International Relations: 3 fractional works · 2.5% of its workSociology and Political Science: 2 fractional works · 1.4% of its workEducation: 2 fractional works · 1.3% of its workTransportation: 0 fractional works · 0.2% of its workSmaller subfields together: 1 fractional works · 0.6% of its workPsychology: 7 fractional works · 6.0% of its workClinical Psychology: 4 fractional works · 3.4% of its workSocial Psychology: 2 fractional works · 2.0% of its workDevelopmental and Educational Psychology: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.2% of its workArts and Humanities: 2 fractional works · 1.7% of its workHistory: 1 fractional works · 0.6% of its workHistory and Philosophy of Science: 1 fractional works · 0.4% of its workVisual Arts and Performing Arts: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.4% of its workEconomics, Econometrics and Finance: 1 fractional works · 0.9% of its workEconomics and Econometrics: 1 fractional works · 0.8% of its workSmaller subfields together: 0 fractional works · 0.1% of its workBusiness, Management and Accounting: 1 fractional works · 0.8% of its workAccounting: 1 fractional works · 0.4% of its workSmaller subfields together: 0 fractional works · 0.4% of its workDecision Sciences: 0 fractional works · 0.1% of its workLife Sciences: 18 fractional works · 14.3% of its workBiochemistry, Genetics and Molecular Biology: 12 fractional works · 9.4% of its workGenetics: 8 fractional works · 6.3% of its workMolecular Biology: 3 fractional works · 2.0% of its workCell Biology: 1 fractional works · 0.4% of its workSmaller subfields together: 1 fractional works · 0.6% of its workNeuroscience: 3 fractional works · 2.1% of its workCellular and Molecular Neuroscience: 1 fractional works · 0.7% of its workNeurology: 1 fractional works · 0.6% of its workCognitive Neuroscience: 1 fractional works · 0.4% of its workSmaller subfields together: 0 fractional works · 0.4% of its workImmunology and Microbiology: 2 fractional works · 2.0% of its workImmunology: 2 fractional works · 1.2% of its workMicrobiology: 0 fractional works · 0.4% of its workVirology: 0 fractional works · 0.4% of its workAgricultural and Biological Sciences: 1 fractional works · 0.7% of its workPlant Science: 0 fractional works · 0.4% of its workSmaller subfields together: 0 fractional works · 0.3% of its workPharmacology, Toxicology and Pharmaceutics: 0 fractional works · 0.2% of its workALL ITS WORKSunnaas sykehus126fractional works, 2022-now
Life Sciences14%Physical Sciences18%Health Sciences52%Social Sciences16%

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. Medicine5443.1%
    2. Health Professions118.5%
    3. Veterinary00.3%
    4. Dentistry00.2%
    5. Nursing00.1%
    1. Engineering64.8%
    2. Earth and Planetary Sciences54.4%
    3. Computer Science54.3%
    4. Physics and Astronomy32.3%
    5. Environmental Science21.5%
    6. Materials Science00.4%
    7. Chemistry00.2%
    8. Energy00.1%
    1. Social Sciences86.1%
    2. Psychology76.0%
    3. Arts and Humanities21.7%
    4. Economics, Econometrics and Finance10.9%
    5. Business, Management and Accounting10.8%
    6. Decision Sciences00.1%
    1. Biochemistry, Genetics and Molecular Biology129.4%
    2. Neuroscience32.1%
    3. Immunology and Microbiology22.0%
    4. Agricultural and Biological Sciences10.7%
    5. Pharmacology, Toxicology and Pharmaceutics00.2%
All of science, and how each field's share has moved since 1950: the Science domain explorer

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: 0.15× its world share, 1 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 1.76× its world share, 12 worksBiochemistry, Geneti…Immunology and Microbiology: 1.98× its world share, 2 worksImmunology and Micro…Neuroscience: 1.28× its world share, 3 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 0.50× its world share, 0 worksPharmacology, Toxico…Chemistry: 0.11× its world share, 0 worksChemistryComputer Science: 0.56× its world share, 6 worksComputer ScienceEarth and Planetary Sciences: 2.77× its world share, 6 worksEarth and Planetary …Energy: 0.12× its world share, 0 worksEnergyEngineering: 0.32× its world share, 6 worksEngineeringEnvironmental Science: 0.29× its world share, 2 worksEnvironmental ScienceMaterials Science: 0.10× its world share, 0 worksMaterials SciencePhysics and Astronomy: 1.03× its world share, 3 worksPhysics and AstronomyDentistry: 0.38× its world share, 0 worksDentistryHealth Professions: 3.22× its world share, 11 worksHealth ProfessionsMedicine: 2.24× its world share, 54 worksMedicineNursing: 0.19× its world share, 0 worksNursingVeterinary: 2.44× its world share, 0 worksVeterinaryArts and Humanities: 0.59× its world share, 2 worksArts and HumanitiesBusiness, Management and Accounting: 0.25× its world share, 1 worksBusiness, Management…Decision Sciences: 0.10× its world share, 0 worksDecision SciencesEconomics, Econometrics and Finance: 0.43× its world share, 1 worksEconomics, Econometr…Psychology: 1.96× its world share, 8 worksPsychologySocial Sciences: 0.48× its world share, 8 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Health Professions, 3.2×. Every wedge is a field page.

All 24 fields, with their numbers
  1. Health Professions3.22×11 works
  2. Earth and Planetary Sciences2.77×6 works
  3. Veterinary2.44×0 works
  4. Medicine2.24×54 works
  5. Immunology and Microbiology1.98×2 works
  6. Psychology1.96×8 works
  7. Biochemistry, Genetics and Molecular Biology1.76×12 works
  8. Neuroscience1.28×3 works
  9. Physics and Astronomy1.03×3 works
  10. Arts and Humanities0.59×2 works
  11. Computer Science0.56×6 works
  12. Pharmacology, Toxicology and Pharmaceutics0.50×0 works
  13. Social Sciences0.48×8 works
  14. Economics, Econometrics and Finance0.43×1 works
  15. Dentistry0.38×0 works
  16. Engineering0.32×6 works
  17. Environmental Science0.29×2 works
  18. Business, Management and Accounting0.25×1 works
  19. Nursing0.19×0 works
  20. Agricultural and Biological Sciences0.15×1 works
  21. Energy0.12×0 works
  22. Chemistry0.11×0 works
  23. Materials Science0.10×0 works
  24. Decision Sciences0.10×0 works

Who are the top researchers at Sunnaas sykehus?

Ranked on the quality score, Anne‐Marthe Sanders, Arve Isak Opheim and Svein O. Fredwall lead among researchers whose main affiliation is Sunnaas sykehus.

  1. 1 Anne‐Marthe Sanders Norway · #427,055 worldwide 1.9k citations · 55 works
  2. 2 Arve Isak Opheim Norway · #620,597 worldwide 2.3k citations · 84 works
  3. 3 Svein O. Fredwall Norway · #660,035 worldwide 707 citations · 39 works
  4. 4 Frank Becker Norway · #698,581 worldwide 3.3k citations · 165 works
  5. 5 Anne‐Kristine Schanke Norway · #1,046,030 worldwide 2.6k citations · 66 works
  6. 6 Lena Lande Wekre Norway · #1,160,190 worldwide 754 citations · 44 works
  7. 7 Ann Marie Hestetun-Mandrup Norway · #1,189,872 worldwide 43 citations · 25 works
  8. 8 Vegard Strøm Norway · #1,196,759 worldwide 821 citations · 65 works
  9. 9 Sveinung Tornås Norway · #1,296,579 worldwide 714 citations · 31 works
  10. 10 Marianne Løvstad Norway · #1,428,978 worldwide 2.3k citations · 138 works
All ranked researchers at Sunnaas sykehus

What are the most cited papers from Sunnaas sykehus?

The most cited paper from Sunnaas sykehus is "Intraclass correlation – A discussion and demonstration of basic features" (David Liljequist, Britt Elfving, Kirsti Skavberg Roaldsen, 2019), with 939 citations. Next come "The genetic architecture of the human cerebral cortex" (910) and "Common brain disorders are associated with heritable patterns of apparent aging of the brain" (634).

Most cited papers
#PaperReleasedCitations
1 Intraclass correlation – A discussion and demonstration of basic features David Liljequist, Britt Elfving, Kirsti Skavberg Roaldsen · PLoS ONE Open access 22 Jul 2019 939
2 The genetic architecture of the human cerebral cortex Katrina L. Grasby et al. · Science Open access362 authors 19 Mar 2020 910
3 Common brain disorders are associated with heritable patterns of apparent aging of the brain Karolinska Schizophrenia Project (KaSP) et al. · Nature Neuroscience Open access 24 Sep 2019 634
4 The Importance of Physical Activity Exercise among Older People Birgitta Langhammer, Astrid Bergland, Elisabeth Rydwik · BioMed Research International Open access 5 Dec 2018 541
5 A Core Set of Outcome Measures for Adults With Neurologic Conditions Undergoing Rehabilitation Jennifer L. Moore, Kirsten Potter, Kathleen Blankshain et al. · Neurology Report Open access 12 Jun 2018 377
All 60 most cited papers, with filters and sorting

Which keywords describe research at Sunnaas sykehus?

By fractional works in 2022-now, weighted toward what it does more of than the world: Epidemiology, Functional Recovery, Recovery, Neural Plasticity, Constraint-Induced Therapy, Motor Recovery, Neuroprotection and Encephalopathy.

▲ 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. Epidemiology17▲ 3.4×29 topics
  2. Functional Recovery10▲ 54×3 topics
  3. Recovery8▲ 61×2 topics
  4. Neural Plasticity7▲ 29×2 topics
  5. Constraint-Induced Therapy6▲ 65×1 topic
  6. Motor Recovery6▲ 65×1 topic
  7. Neuroprotection6▲ 13×6 topics
  8. Quality of Life5▲ 2.9×18 topics
  9. Inflammation5▲ 1.95×14 topics
  10. Encephalopathy5▲ 58×2 topics
  11. Aortic Aneurysm5▲ 60×2 topics
  12. Neuropathology5▲ 30×3 topics
  13. Rehabilitation5▲ 9.7×8 topics
  14. Concussion5▲ 87×1 topic
  15. Neurological5▲ 87×1 topic
  16. Clinical Trials4▲ 5.4×5 topics
  17. Physical Activity4▲ 7.1×7 topics
  18. Ehlers-Danlos Syndrome4▲ 153×1 topic
  19. Marfan Syndrome4▲ 153×1 topic
  20. Neuromodulation4▲ 48×2 topics
  21. Spinal Cord Injury4▲ 68×2 topics
  22. Neurological Classification4▲ 121×1 topic
  23. Cerebral Palsy3▲ 33×2 topics
  24. Evidence-Based Practice3▲ 19×5 topics
  25. Interventions3▲ 20×2 topics
  26. Gross Motor Function3▲ 58×1 topic
  27. ICF Model3▲ 58×1 topic
  28. Biomechanics3▲ 7.4×7 topics
  29. Treatment3▲ 1.91×9 topics
  30. Well-being3▲ 5.3×5 topics
  31. Prevention2▲ 4.7×6 topics
  32. Pathophysiology2▲ 6.0×2 topics
  33. International Law2▲ 5.1×7 topics
  34. Pain Management2▲ 5.7×5 topics
  35. Genetic Heterogeneity2▲ 71×2 topics
  36. Arterial Calcification2▲ 102×1 topic
  37. Clinical Outcomes2▲ 5.7×5 topics
  38. Occupational Science2▲ 61×1 topic
  39. Pseudoxanthoma Elasticum2▲ 102×1 topic
  40. Therapy Practice2▲ 61×1 topic

Which research topics does Sunnaas sykehus publish most on?

By volume in 2022-now: Stroke Rehabilitation and Recovery, Traumatic Brain Injury Research, Connective tissue disorders research and Spinal Cord Injury Research.

Stroke Rehabilitation an…6Stroke Rehabilitation and Recovery: 6 fractional worksTraumatic Brain Injury Research: 5 fractional worksConnective tissue disorders research: 4 fractional worksSpinal Cord Injury Resea…4Spinal Cord Injury Research: 4 fractional worksCerebral Palsy and Movem…3Cerebral Palsy and Movement Disorders: 3 fractional worksDermatological and Skeletal Disorders: 2 fractional worksOccupational Therapy Practice and Research: 2 fractional worksTraumatic Brain Injury and Neurovascular Disturbances: 1 fractional worksEducation, Healthcare and Sociology Research: 1 fractional worksTrauma and Emergency Care Studies: 1 fractional works
RehabilitationEpidemiologyGeneticsPathology and Forensic Medicine5 others

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

  1. 1 Stroke Rehabilitation and Recovery Rehabilitation 6 works
  2. 2 Traumatic Brain Injury Research Epidemiology 5 works
  3. 3 Connective tissue disorders research Genetics 4 works
  4. 4 Spinal Cord Injury Research Pathology and Forensic Medicine 4 works
  5. 5 Cerebral Palsy and Movement Disorders Psychiatry and Mental health 3 works
  6. 6 Dermatological and Skeletal Disorders Genetics 2 works
  7. 7 Occupational Therapy Practice and Research Occupational Therapy 2 works
  8. 8 Traumatic Brain Injury and Neurovascular Disturbances Neurology 1 works
  9. 9 Education, Healthcare and Sociology Research Social Psychology 1 works
  10. 10 Trauma and Emergency Care Studies Emergency Medicine 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 available51.1%not open48.9%

World: 40% of research is openly available.

with international co-authors39.9%domestic only60.1%

World: 18% is written across borders.

How has Sunnaas sykehus's research output changed?

Output in 2022-2025 was 9% 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 Sunnaas sykehus as a percentage of every work published that year, 0.00041% in 2024.

still counting0.00050%0.0010%0.0015%Sunnaas sykehus0.00040% in 202519801990200020102020

Fractional works of Sunnaas sykehus 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%all institutions10.0% in 2025Sunnaas sykehus9.0% in 20252020

Of each year's output, the share that reached the world's 10% most cited for its field and year. Peak 16.5% in 2020.

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Sunnaas sykehus on Science Explorer

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