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Hospital / health system · The Hague · Netherlands

Parnassia Groep

In research, Parnassia Groep stands highest in Social Sciences (#7,562 of 16,945 worldwide), Medicine (#9,045 of 17,978 worldwide) and Health Sciences (#10,330 of 20,462 worldwide), over all time. Relative to its size it is most specialised in Clinical Psychology and Psychology — Clinical Psychology is 24.3× its share of world research.

parnassiagroep.nlROR OpenAlex
World rank, 2022–2025
#16,069
of 28,054 · #18,350 all time
Rank in Netherlands
#149
of 237
Research works
592
▲ 8% vs 2013–17
Citations
19k
31.4 per fractional work
Top-10% rate
25.6%
record average 16.5%
Open access
52%
world 28%

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
Social SciencesDomain #7,562 of 16,945 28.9%259
MedicineField #9,045 of 17,978 23.1%190
Health SciencesDomain #10,330 of 20,462 24.1%227
PsychologyField #2,124 of 3,744 29.8%180

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 world mark, because the world rate differs by field (from about 6% to 21% in this record).

What does Parnassia Groep specialise in?

Where its research is concentrated relative to its size: Clinical Psychology takes 24.3× the share of its output that it takes of world research.

  1. Clinical PsychologySubfield · 30.4 works24×
  2. PsychologyField · 42.3 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: 0.26× its world share, 2 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.33× its world share, 2 worksBiochemistry, Geneti…Immunology and Microbiology: 0.15× its world share, 0 worksImmunology and Micro…Neuroscience: 5.44× its world share, 11 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 3.94× its world share, 2 worksPharmacology, Toxico…Chemistry: 0.31× its world share, 1 worksChemistryComputer Science: 0.09× its world share, 1 worksComputer ScienceEarth and Planetary Sciences: 0.29× its world share, 0 worksEarth and Planetary …Engineering: 0.05× its world share, 1 worksEngineeringEnvironmental Science: 0.08× its world share, 0 worksEnvironmental ScienceMaterials Science: 0.16× its world share, 1 worksMaterials ScienceMathematics: 0.32× its world share, 0 worksMathematicsPhysics and Astronomy: 0.03× its world share, 0 worksPhysics and AstronomyDentistry: 0.27× its world share, 0 worksDentistryHealth Professions: 2.71× its world share, 8 worksHealth ProfessionsMedicine: 1.46× its world share, 34 worksMedicineNursing: 1.01× its world share, 1 worksNursingArts and Humanities: 0.80× its world share, 3 worksArts and HumanitiesBusiness, Management and Accounting: 0.25× its world share, 1 worksBusiness, Management…Decision Sciences: 0.62× its world share, 1 worksDecision SciencesEconomics, Econometrics and Finance: 0.32× its world share, 1 worksEconomics, Econometr…Psychology: 11.60× its world share, 42 worksPsychologySocial Sciences: 0.58× 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.

Who are the top researchers at Parnassia Groep?

Ranked on the composite score, Hans W. Hoek, David Van Den Berg and Mark van der Gaag lead among researchers whose main affiliation is Parnassia Groep.

  1. 1 Hans W. Hoek Netherlands · #5,974 worldwide 4.5k citations · 55 works
  2. 2 David Van Den Berg Netherlands · #181,444 worldwide 120 citations · 35 works
  3. 3 Mark van der Gaag Netherlands · #310,408 worldwide 278 citations · 94 works
  4. 4 Jan Dirk Blom Netherlands · #402,909 worldwide 61 citations · 34 works
  5. 5 Nine Miedema Netherlands · #679,913 worldwide 1 citations · 19 works
  6. 6 Rob Kok Netherlands · #878,417 worldwide 55 citations · 24 works
  7. 7 J Postel Netherlands · #915,244 worldwide 3 citations · 16 works
All ranked researchers at Parnassia Groep

Which keywords describe research at Parnassia Groep?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Depression, Mental Health, Adolescents, Epidemiology, Genetics, Prevalence, Psychopathology 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 2022–2025 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. Depression16▲ 15×14 topics
  2. Epidemiology15▲ 3.2×18 topics
  3. Mental Health14▲ 7.8×26 topics
  4. Adolescents12▲ 26×7 topics
  5. Genetics10▲ 12×7 topics
  6. Prevalence9▲ 19×10 topics
  7. Psychopathology9▲ 43×4 topics
  8. Cognitive Therapy9▲ 69×3 topics
  9. Resilience8▲ 13×6 topics
  10. Emotion Regulation8▲ 20×7 topics
  11. Metabolic Syndrome6▲ 6.7×5 topics
  12. Anxiety Disorders6▲ 46×2 topics
  13. Social Cognition6▲ 29×2 topics
  14. Antipsychotic Drugs6▲ 125×1 topic
  15. Neurocognitive Deficits6▲ 125×1 topic
  16. Meta-Analysis6▲ 8.1×6 topics
  17. Neuroimaging6▲ 18×7 topics
  18. Children6▲ 20×3 topics
  19. Autism Spectrum Disorders5▲ 44×2 topics
  20. Neurobiology5▲ 17×7 topics
  21. Mental Disorders5▲ 38×3 topics
  22. Neurobiological Correlates5▲ 44×3 topics
  23. Psychological Distress5▲ 17×5 topics
  24. Risk Factors5▲ 3.9×6 topics
  25. Parenting5▲ 33×3 topics
  26. Behavioral Problems5▲ 48×1 topic
  27. Developmental Trajectories5▲ 33×2 topics
  28. Emotion Recognition5▲ 20×2 topics
  29. Executive Functioning4▲ 28×2 topics
  30. Neuroanatomy4▲ 35×2 topics
  31. Neurodevelopmental Disorders4▲ 27×3 topics
  32. Brain Connectivity4▲ 36×2 topics
  33. Anxiety4▲ 7.1×9 topics
  34. Early Intervention4▲ 37×1 topic
  35. Social Skills Interventions4▲ 52×1 topic
  36. Coping Strategies4▲ 12×4 topics
  37. Psychometric Evaluation4▲ 34×2 topics
  38. Trauma4▲ 15×3 topics
  39. Psychiatric Disorders4▲ 22×4 topics
  40. Evidence-Based Practice3▲ 20×3 topics

Which research topics does Parnassia Groep publish most on?

By volume in 2022–2025: Schizophrenia research and treatment, Child and Adolescent Psychosocial and Emotional Development, Autism Spectrum Disorder Research and Posttraumatic Stress Disorder Research.

Schizophrenia research and treatment: 6 fractional worksChild and Adolescent Psychosocial and Emotional Development: 5 fractional worksAutism Spectrum Disorder…4Autism Spectrum Disorder Research: 4 fractional worksPosttraumatic Stress Dis…3Posttraumatic Stress Disorder Research: 3 fractional worksMental Health Treatment and Access: 3 fractional worksSuicide and Self-Harm Studies: 3 fractional worksTreatment of Major Depre…2Treatment of Major Depression: 2 fractional worksPersonality Disorders and Psychopathology: 2 fractional worksFamily and Disability Support Research: 2 fractional worksPsychotherapy Techniques…2Psychotherapy Techniques and Applications: 2 fractional works
Psychiatry and Mental healthClinical PsychologyCognitive NeuroscienceSocial Psychology1 others

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

  1. 1 Schizophrenia research and treatment Psychiatry and Mental health 6 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 Posttraumatic Stress Disorder Research Clinical Psychology 3 works
  5. 5 Mental Health Treatment and Access Social Psychology 3 works
  6. 6 Suicide and Self-Harm Studies Clinical Psychology 3 works
  7. 7 Treatment of Major Depression Pharmacology 2 works
  8. 8 Personality Disorders and Psychopathology Clinical Psychology 2 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: 28% of research is openly available.

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

World: 19% is written across borders.

How has Parnassia Groep's research output changed?

Output in 2018–2022 was 8% higher 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 The Hague

All research institutions in The Hague

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.