Evidence map›Paper›PMID 34648375›Full record

ArticleCephalalgia : an international journal of headache2022

Polygenic risk provides biological validity for the ICHD-3 criteria among Finnish migraine families.

Paavo Häppölä, Padhraig Gormley, Marjo E Nuottamo, Ville Artto, Marja-Liisa Sumelahti, Markku Nissilä, Petra Keski-Säntti, Matti Ilmavirta, Mari A Kaunisto, Eija I Hämäläinen and 6 more

Open access · hybridAbstract read
In one paragraph

Article in Cephalalgia : an international journal of headache, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed
1.1field-weighted citation impact, top 24% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

10 citing papers in PubMed, 15 citations in OpenAlex.

  1. Article
  2. Article
  3. Article
  4. Hypothalamic and sex-related hormones in migraine.The journal of headache and pain · 2026
    Review
  5. Article
  6. Article
  7. Hallmarks of primary headache: part 1 - migraine.The journal of headache and pain · 2024
    Review
  8. Article
  9. Genetics of migraine: where are we now?The journal of headache and pain · 2023
    Review
  10. Migraine may disturb sleep perception during sleep onset: a retrospective data analysis.Journal of clinical sleep medicine : JCSM : official publication of the American Academy of Sleep Medicine · 2022
    Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

16 authors at 9 institutions in 2 countries.

Paavo HäppöläInstitute for Molecular Medicine Finland FIMM, HiLIFE, University of Helsinki, Helsinki, Finland.
Padhraig GormleyGlaxoSmithKline, Cambridge, MA, USA.
Marjo E NuottamoInstitute for Molecular Medicine Finland FIMM, HiLIFE, University of Helsinki, Helsinki, Finland.
Ville ArttoDepartment of Neurology, Helsinki University Hospital and University of Helsinki, Finland.
Marja-Liisa SumelahtiFaculty of Medicine and Health, University of Tampere, Tampere, Finland.
Markku NissiläTerveystalo Clinical Research, Turku, Finland.
Petra Keski-SänttiTerveystalo, Helsinki, Finland.
Matti IlmavirtaDepartment of Neurology, Central Hospital Central Finland, Jyväskylä, Finland.
Mari A KaunistoInstitute for Molecular Medicine Finland FIMM, HiLIFE, University of Helsinki, Helsinki, Finland.
Eija I HämäläinenInstitute for Molecular Medicine Finland FIMM, HiLIFE, University of Helsinki, Helsinki, Finland.
Samuli RipattiInstitute for Molecular Medicine Finland FIMM, HiLIFE, University of Helsinki, Helsinki, Finland.
Matti PirinenInstitute for Molecular Medicine Finland FIMM, HiLIFE, University of Helsinki, Helsinki, Finland.
Maija WessmanInstitute for Molecular Medicine Finland FIMM, HiLIFE, University of Helsinki, Helsinki, Finland.
Aarno PalotieInstitute for Molecular Medicine Finland FIMM, HiLIFE, University of Helsinki, Helsinki, Finland.
Mikko KallelaDepartment of Neurology, Helsinki University Hospital and University of Helsinki, Finland.
International Headache Genetics Consortium (IHGC)
University of Helsinki · FIEtelä-Karjalan sosiaali ja terveyspiiri · FIBroad Institute · USCentral Finland Health Care District · FIFolkhälsans Forskningscentrum · FIGlaxoSmithKline (United States) · USHelsinki University Hospital · FIStatistics Finland · FITampere University · FI

Funding

Wellcome Trust
6 · The paper itself

Abstract

backgroundMigraine is diagnosed using the extensively field-tested International Classification of Headache Disorders (ICHD-3) consensus criteria derived by the International Headache Society. To evaluate the criteria in respect to a measurable biomarker, we studied the relationship between the main ICHD-3 criteria and the polygenic risk score, a measure of common variant burden in migraine.

methodsWe used linear mixed models to study the correlation of ICHD-3 diagnostic criteria, underlying symptoms, and main diagnoses with the polygenic risk score of migraine in a cohort of 8602 individuals from the Finnish Migraine Genome Project.

resultsMain diagnostic categories and all underlying diagnostic criteria formed a consistent continuum along the increasing polygenic burden. Polygenic risk was associated with the heterogeneous clinical picture starting from the non-migraine headache (mean 0.07; 95% CI 0.02-0.12;

conclusionsThe complex migraine phenotype progressively follows the polygenic burden from individuals with no headache to non-migrainous headache and up to patients with attacks manifesting all the features of the ICHD-3 headache and aura. Results provide further biological support for the ICHD-3 diagnostic criteria.

Indexed as

Headache DisordersMigraine DisordersMigraine with AuraFinlandHeadacheHumansdiagnosis criteriaheadacheMigrainepolygenic risk score

Identifiers

PMID34648375
PMCPMC8988286
OpenAlexW3207781087

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.