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Hospital / health system · The Hague · Netherlands

Parnassia Groep

In research, Parnassia Groep stands highest in Health Sciences (#6,085 of 16,688 worldwide), Psychology (#1,532 of 3,404 worldwide) and Medicine (#7,863 of 14,558 worldwide), over all time. Relative to its size it is most specialised in Clinical Psychology and Psychology (Clinical Psychology is 24.1× its share of world research).

parnassiagroep.nlROR OpenAlex
World rank, 2022-now
#14,041
of 22,385 · #9,337 all time
Rank in Netherlands
#123
of 197
Research works
592
▲ 10% vs 2018-21
Citations
19k
31.4 per fractional work
Top-10% rate
15.4%
all institutions 10.0%
vs its own fields
1.07×
1.00× is exactly expected
Open access
52%
world 40%
International
27%
world 18%
Parnassia Groep

What is Parnassia Groep 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 #6,085 of 16,688 12.5%227
PsychologyField #1,532 of 3,404 15.0%180
MedicineField #7,863 of 14,558 12.1%190
Social SciencesDomain #9,409 of 14,833 14.9%259

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

In 2022-now, 46% of research at Parnassia Groep is in Social Sciences, 36% in Health Sciences. Its largest fields are Psychology (35%), Medicine (29%), Neuroscience (9%). It does 1.8× the world's share of Social Sciences.

Social Sciences: 62 fractional works · 46.3% of its workPsychology: 47 fractional works · 35.2% of its workClinical Psychology: 34 fractional works · 25.2% of its workExperimental and Cognitive Psychology: 6 fractional works · 4.2% of its workSocial Psychology: 5 fractional works · 3.6% of its workApplied Psychology: 2 fractional works · 1.5% of its workDevelopmental and Educational Psychology: 1 fractional works · 0.6% of its workSocial Sciences: 9 fractional works · 6.7% of its workSociology and Political Science: 3 fractional works · 2.3% of its workEducation: 2 fractional works · 1.8% of its workSafety Research: 1 fractional works · 0.5% of its workGender Studies: 1 fractional works · 0.4% of its workLaw: 0 fractional works · 0.3% of its workDemography: 0 fractional works · 0.3% of its workHealth: 0 fractional works · 0.3% of its workHuman Factors and Ergonomics: 0 fractional works · 0.2% of its workPolitical Science and International Relations: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.3% of its workArts and Humanities: 3 fractional works · 2.6% of its workPhilosophy: 2 fractional works · 1.7% of its workLiterature and Literary Theory: 0 fractional works · 0.4% of its workConservation: 0 fractional works · 0.2% of its workHistory: 0 fractional works · 0.2% of its workBusiness, Management and Accounting: 1 fractional works · 0.8% of its workOrganizational Behavior and Human Resource Management: 1 fractional works · 0.6% of its workSmaller subfields together: 0 fractional works · 0.1% of its workEconomics, Econometrics and Finance: 1 fractional works · 0.6% of its workEconomics and Econometrics: 1 fractional works · 0.6% of its workDecision Sciences: 1 fractional works · 0.5% of its workManagement Science and Operations Research: 1 fractional works · 0.5% of its workSmaller subfields together: 0 fractional works · 0.0% of its workHealth Sciences: 49 fractional works · 36.3% of its workMedicine: 39 fractional works · 28.9% of its workPsychiatry and Mental health: 17 fractional works · 12.7% of its workPharmacology: 5 fractional works · 3.6% of its workPublic Health, Environmental and Occupational Health: 3 fractional works · 2.0% of its workPediatrics, Perinatology and Child Health: 3 fractional works · 2.0% of its workEpidemiology: 2 fractional works · 1.6% of its workNeurology: 1 fractional works · 0.9% of its workPhysiology: 1 fractional works · 0.9% of its workCardiology and Cardiovascular Medicine: 1 fractional works · 0.8% of its workSurgery: 1 fractional works · 0.7% of its workCritical Care and Intensive Care Medicine: 1 fractional works · 0.6% of its workOncology: 1 fractional works · 0.4% of its workEndocrinology, Diabetes and Metabolism: 0 fractional works · 0.4% of its workGeriatrics and Gerontology: 0 fractional works · 0.3% of its workPathology and Forensic Medicine: 0 fractional works · 0.3% of its workAnesthesiology and Pain Medicine: 0 fractional works · 0.3% of its workSmaller subfields together: 2 fractional works · 1.4% of its workHealth Professions: 9 fractional works · 6.8% of its workGeneral Health Professions: 6 fractional works · 4.4% of its workSpeech and Hearing: 2 fractional works · 1.4% of its workEmergency Medical Services: 0 fractional works · 0.3% of its workPharmacy: 0 fractional works · 0.3% of its workSmaller subfields together: 1 fractional works · 0.4% of its workNursing: 1 fractional works · 0.5% of its workNutrition and Dietetics: 1 fractional works · 0.5% of its workDentistry: 0 fractional works · 0.1% of its workLife Sciences: 18 fractional works · 13.6% of its workNeuroscience: 12 fractional works · 8.7% of its workCognitive Neuroscience: 9 fractional works · 6.5% of its workBiological Psychiatry: 1 fractional works · 1.0% of its workCellular and Molecular Neuroscience: 1 fractional works · 0.6% of its workSmaller subfields together: 1 fractional works · 0.6% of its workBiochemistry, Genetics and Molecular Biology: 3 fractional works · 2.2% of its workMolecular Biology: 2 fractional works · 1.2% of its workGenetics: 1 fractional works · 0.8% of its workSmaller subfields together: 0 fractional works · 0.2% of its workPharmacology, Toxicology and Pharmaceutics: 2 fractional works · 1.4% of its workPharmacology: 2 fractional works · 1.2% of its workSmaller subfields together: 0 fractional works · 0.2% of its workAgricultural and Biological Sciences: 1 fractional works · 1.1% of its workInsect Science: 0 fractional works · 0.4% of its workGeneral Agricultural and Biological Sciences: 0 fractional works · 0.2% of its workSmaller subfields together: 1 fractional works · 0.5% of its workImmunology and Microbiology: 0 fractional works · 0.1% of its workPhysical Sciences: 5 fractional works · 3.8% of its workComputer Science: 1 fractional works · 0.9% of its workComputational Theory and Mathematics: 0 fractional works · 0.3% of its workInformation Systems: 0 fractional works · 0.3% of its workHuman-Computer Interaction: 0 fractional works · 0.2% of its workEngineering: 1 fractional works · 0.6% of its workCivil and Structural Engineering: 0 fractional works · 0.2% of its workSmaller subfields together: 1 fractional works · 0.4% of its workChemistry: 1 fractional works · 0.5% of its workOrganic Chemistry: 0 fractional works · 0.4% of its workSmaller subfields together: 0 fractional works · 0.2% of its workMaterials Science: 1 fractional works · 0.5% of its workMaterials Chemistry: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.3% of its workEnvironmental Science: 1 fractional works · 0.5% of its workEarth and Planetary Sciences: 1 fractional works · 0.4% of its workOceanography: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.2% of its workMathematics: 0 fractional works · 0.3% of its workPhysics and Astronomy: 0 fractional works · 0.1% of its workALL ITS WORKParnassia Groep134fractional works, 2022-now
Life Sciences14%Physical Sciences4%Health Sciences36%Social Sciences46%

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 23 fields, with their numbers
    1. Psychology4735.2%
    2. Social Sciences96.7%
    3. Arts and Humanities32.6%
    4. Business, Management and Accounting10.8%
    5. Economics, Econometrics and Finance10.6%
    6. Decision Sciences10.5%
    1. Medicine3928.9%
    2. Health Professions96.8%
    3. Nursing10.5%
    4. Dentistry00.1%
    1. Neuroscience128.7%
    2. Biochemistry, Genetics and Molecular Biology32.2%
    3. Pharmacology, Toxicology and Pharmaceutics21.4%
    4. Agricultural and Biological Sciences11.1%
    5. Immunology and Microbiology00.1%
    1. Computer Science10.9%
    2. Engineering10.6%
    3. Chemistry10.5%
    4. Materials Science10.5%
    5. Environmental Science10.5%
    6. Earth and Planetary Sciences10.4%
    7. Mathematics00.3%
    8. Physics and Astronomy00.1%
All of science, and how each field's share has moved since 1950: the Science domain explorer

What does Parnassia Groep specialise in?

Where its research is concentrated relative to its size: Clinical Psychology takes 24.1× the share of its output that it takes of world research.

  1. Clinical PsychologySubfield · 33.8 works24×
  2. PsychologyField · 47.2 works12×
← 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: 0.23× its world share, 2 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.42× its world share, 3 worksBiochemistry, Geneti…Immunology and Microbiology: 0.13× its world share, 0 worksImmunology and Micro…Neuroscience: 5.38× its world share, 12 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 3.98× its world share, 2 worksPharmacology, Toxico…Chemistry: 0.33× its world share, 1 worksChemistryComputer Science: 0.11× its world share, 1 worksComputer ScienceEarth and Planetary Sciences: 0.26× its world share, 0 worksEarth and Planetary …Engineering: 0.04× its world share, 1 worksEngineeringEnvironmental Science: 0.09× its world share, 1 worksEnvironmental ScienceMaterials Science: 0.14× its world share, 1 worksMaterials ScienceMathematics: 0.28× its world share, 0 worksMathematicsPhysics and Astronomy: 0.03× its world share, 0 worksPhysics and AstronomyDentistry: 0.24× its world share, 0 worksDentistryHealth Professions: 2.57× its world share, 9 worksHealth ProfessionsMedicine: 1.51× its world share, 39 worksMedicineNursing: 0.95× its world share, 1 worksNursingArts and Humanities: 0.89× its world share, 3 worksArts and HumanitiesBusiness, Management and Accounting: 0.24× its world share, 1 worksBusiness, Management…Decision Sciences: 0.55× its world share, 1 worksDecision SciencesEconomics, Econometrics and Finance: 0.28× its world share, 1 worksEconomics, Econometr…Psychology: 11.56× its world share, 47 worksPsychologySocial Sciences: 0.53× its world share, 9 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Psychology, 11.6×. Every wedge is a field page.

All 23 fields, with their numbers
  1. Psychology11.56×47 works
  2. Neuroscience5.38×12 works
  3. Pharmacology, Toxicology and Pharmaceutics3.98×2 works
  4. Health Professions2.57×9 works
  5. Medicine1.51×39 works
  6. Nursing0.95×1 works
  7. Arts and Humanities0.89×3 works
  8. Decision Sciences0.55×1 works
  9. Social Sciences0.53×9 works
  10. Biochemistry, Genetics and Molecular Biology0.42×3 works
  11. Chemistry0.33×1 works
  12. Mathematics0.28×0 works
  13. Economics, Econometrics and Finance0.28×1 works
  14. Earth and Planetary Sciences0.26×0 works
  15. Dentistry0.24×0 works
  16. Business, Management and Accounting0.24×1 works
  17. Agricultural and Biological Sciences0.23×2 works
  18. Materials Science0.14×1 works
  19. Immunology and Microbiology0.13×0 works
  20. Computer Science0.11×1 works
  21. Environmental Science0.09×1 works
  22. Engineering0.04×1 works
  23. Physics and Astronomy0.03×0 works

Who are the top researchers at Parnassia Groep?

Ranked on the quality score, Hans Wijbrand Hoek, David P. G. van den Berg and Mark van der Gaag lead among researchers whose main affiliation is Parnassia Groep.

  1. 1 Hans Wijbrand Hoek Netherlands · #35,568 worldwide 158k citations · 368 works
  2. 2 David P. G. van den Berg Netherlands · #187,828 worldwide 6.4k citations · 227 works
  3. 3 Mark van der Gaag Netherlands · #286,553 worldwide 14k citations · 527 works
  4. 4 Christina W. Slotema Netherlands · #370,933 worldwide 4.6k citations · 42 works
  5. 5 Jan Dirk Blom Netherlands · #373,764 worldwide 6.5k citations · 205 works
  6. 6 Daphne van Hoeken Netherlands · #420,313 worldwide 7.4k citations · 49 works
  7. 7 Roos van Westrhenen Netherlands · #539,280 worldwide 2k citations · 89 works
  8. 8 Anton B. P. Staring Netherlands · #563,983 worldwide 1.5k citations · 56 works
  9. 9 Rutger Goekoop Netherlands · #589,739 worldwide 2.6k citations · 45 works
  10. 10 Rianne M. C. Klaassen Netherlands · #929,364 worldwide 2k citations · 56 works
All ranked researchers at Parnassia Groep

What are the most cited papers from Parnassia Groep?

The most cited paper from Parnassia Groep is "A comparative risk assessment of burden of disease and injury attributable to 67 risk factors and risk factor clusters in 21 regions, 1990–2010: a systematic analysis for the Global Burden of Disease Study 2010" (Stephen S Lim et al., 2012), with 12,027 citations. Next come "Evidence-based guidelines on the therapeutic use of repetitive transcranial magnetic stimulation (rTMS)" (2,178) and "Epidemiology of Eating Disorders: Incidence, Prevalence and Mortality Rates" (2,011).

Most cited papers
#PaperReleasedCitations
1 A comparative risk assessment of burden of disease and injury attributable to 67 risk factors and risk factor clusters in 21 regions, 1990–2010: a systematic analysis for the Global Burden of Disease Study 2010 Stephen S Lim et al. · The Lancet Open access209 authors Dec 2012 12,027
2 Evidence-based guidelines on the therapeutic use of repetitive transcranial magnetic stimulation (rTMS) Jean‐Pascal Lefaucheur et al. · Clinical Neurophysiology Open access 5 Jun 2014 2,178
3 Epidemiology of Eating Disorders: Incidence, Prevalence and Mortality Rates Frédérique R. E. Smink, Daphne van Hoeken, Hans Wijbrand Hoek · Current Psychiatry Reports Open access 26 May 2012 2,011
4 Stigma among health professionals towards patients with substance use disorders and its consequences for healthcare delivery: Systematic review Leonieke C. van Boekel, Evelien P. M. Brouwers, Jaap van Weeghel et al. · Drug and Alcohol Dependence Review 12 Mar 2013 1,830
5 Global, regional, and national levels and causes of maternal mortality during 1990–2013: a systematic analysis for the Global Burden of Disease Study 2013 Nicholas J Kassebaum et al. · The Lancet Open access349 authors 2 May 2014 1,682
All 60 most cited papers, with filters and sorting

Which keywords describe research at Parnassia Groep?

By fractional works in 2022-now, weighted toward what it does more of than the world: Depression, Mental Health, Adolescents, Genetics, Psychopathology, Epidemiology, Prevalence and Cognitive Therapy.

▲ 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. Depression18▲ 16×14 topics
  2. Epidemiology16▲ 3.0×19 topics
  3. Mental Health15▲ 7.8×27 topics
  4. Adolescents12▲ 25×7 topics
  5. Genetics11▲ 11×7 topics
  6. Psychopathology11▲ 45×4 topics
  7. Prevalence10▲ 18×10 topics
  8. Cognitive Therapy10▲ 65×3 topics
  9. Emotion Regulation9▲ 21×7 topics
  10. Resilience8▲ 12×7 topics
  11. Metabolic Syndrome7▲ 6.8×5 topics
  12. Anxiety Disorders7▲ 46×2 topics
  13. Social Cognition7▲ 27×2 topics
  14. Antipsychotic Drugs7▲ 125×1 topic
  15. Neurocognitive Deficits7▲ 125×1 topic
  16. Autism Spectrum Disorders6▲ 48×2 topics
  17. Neuroimaging6▲ 17×7 topics
  18. Neurobiological Correlates6▲ 47×3 topics
  19. Children6▲ 20×3 topics
  20. Meta-Analysis6▲ 7.4×6 topics
  21. Mental Disorders6▲ 37×3 topics
  22. Neurobiology6▲ 16×7 topics
  23. Parenting5▲ 33×3 topics
  24. Anxiety5▲ 8.3×9 topics
  25. Developmental Trajectories5▲ 33×2 topics
  26. Psychological Distress5▲ 16×5 topics
  27. Risk Factors5▲ 3.6×7 topics
  28. Behavioral Problems5▲ 48×1 topic
  29. Emotion Recognition5▲ 20×3 topics
  30. Executive Functioning5▲ 29×2 topics
  31. Neuroanatomy5▲ 35×2 topics
  32. Brain Connectivity5▲ 37×2 topics
  33. Neurodevelopmental Disorders5▲ 27×3 topics
  34. Early Intervention4▲ 37×1 topic
  35. Social Skills Interventions4▲ 53×1 topic
  36. Psychiatric Disorders4▲ 24×4 topics
  37. Coping Strategies4▲ 12×4 topics
  38. Psychometric Evaluation4▲ 29×2 topics
  39. Trauma4▲ 14×3 topics
  40. Personality Traits4▲ 21×4 topics

Which research topics does Parnassia Groep publish most on?

By volume in 2022-now: Schizophrenia research and treatment, Child and Adolescent Psychosocial and Emotional Development, Autism Spectrum Disorder Research and Treatment of Major Depression.

Schizophrenia research and treatment: 7 fractional worksChild and Adolescent Psychosocial and Emotional Development: 5 fractional worksAutism Spectrum Disorder…4Autism Spectrum Disorder Research: 4 fractional worksTreatment of Major Depre…3Treatment of Major Depression: 3 fractional worksPersonality Disorders and Psychopathology: 3 fractional worksPosttraumatic Stress Disorder Research: 3 fractional worksMental Health Treatment …3Mental Health Treatment and Access: 3 fractional worksSuicide and Self-Harm St…3Suicide and Self-Harm Studies: 3 fractional worksFamily and Disability Su…2Family and Disability Support Research: 2 fractional worksPsychotherapy Techniques…2Psychotherapy Techniques and Applications: 2 fractional works
Psychiatry and Mental healthClinical PsychologyCognitive NeurosciencePharmacology1 others

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

  1. 1 Schizophrenia research and treatment Psychiatry and Mental health 7 works
  2. 2 Child and Adolescent Psychosocial and Emotional Development Clinical Psychology 5 works
  3. 3 Autism Spectrum Disorder Research Cognitive Neuroscience 4 works
  4. 4 Treatment of Major Depression Pharmacology 3 works
  5. 5 Personality Disorders and Psychopathology Clinical Psychology 3 works
  6. 6 Posttraumatic Stress Disorder Research Clinical Psychology 3 works
  7. 7 Mental Health Treatment and Access Social Psychology 3 works
  8. 8 Suicide and Self-Harm Studies Clinical Psychology 3 works
  9. 9 Family and Disability Support Research Clinical Psychology 2 works
  10. 10 Psychotherapy Techniques and Applications Clinical Psychology 2 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 available52.5%not open47.5%

World: 40% of research is openly available.

with international co-authors26.8%domestic only73.2%

World: 18% is written across borders.

How has Parnassia Groep's research output changed?

Output in 2022-2025 was 10% 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 Parnassia Groep as a percentage of every work published that year, 0.00052% in 2024.

still counting0.00050%0.0010%0.0015%Parnassia Groep0.00058% in 20251990200020102020

Fractional works of Parnassia Groep 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%Parnassia Groep17.4% 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 21.8% in 2024.

Other research institutions in The Hague

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Parnassia Groep on Science Explorer

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