Evidence map›Paper›PMID 35996886›Full record

ArticleEuropean psychiatry : the journal of the Association of European Psychiatrists2022

Genetic assortative mating for schizophrenia and bipolar disorder.

Oskar Hougaard Jefsen, Ron Nudel, Yunpeng Wang, Jonas Bybjerg-Grauholm, Nicoline Hemager, Camilla A J Christiani, Birgitte K Burton, Katrine S Spang, Ditte Ellersgaard, Ditte L Gantriis and 7 more

Abstract read
In one paragraph

Article in European psychiatry : the journal of the Association of European Psychiatrists, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
–field-weighted citation impact
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

8 citing papers in PubMed.

  1. Article
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  4. Addressing overfitting bias due to sample overlap in polygenic risk scoring.Alzheimer's & dementia : the journal of the Alzheimer's Association · 2025
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  6. Review
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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

17 authors.

Oskar Hougaard JefsenPsychosis Research Unit, Aarhus University Hospital, Central Denmark Region, Aarhus, Denmark.ORCID 0000-0002-5831-5158
Ron NudeliPSYCH, The Lundbeck Foundation Initiative for Integrative Psychiatric Research, Aarhus, Denmark.ORCID 0000-0003-2309-011X
Yunpeng WangCentre for Lifespan Changes in Brain and Cognition, Department of Psychology, University of Oslo, Oslo, Norway.ORCID 0000-0001-9831-1090
Jonas Bybjerg-GrauholmiPSYCH, The Lundbeck Foundation Initiative for Integrative Psychiatric Research, Aarhus, Denmark.
Nicoline HemageriPSYCH, The Lundbeck Foundation Initiative for Integrative Psychiatric Research, Aarhus, Denmark.ORCID 0000-0003-1339-9981
Camilla A J ChristianiiPSYCH, The Lundbeck Foundation Initiative for Integrative Psychiatric Research, Aarhus, Denmark.ORCID 0000-0001-6589-7443
Birgitte K BurtoniPSYCH, The Lundbeck Foundation Initiative for Integrative Psychiatric Research, Aarhus, Denmark.
Katrine S SpangiPSYCH, The Lundbeck Foundation Initiative for Integrative Psychiatric Research, Aarhus, Denmark.ORCID 0000-0002-4489-1912
Ditte EllersgaardiPSYCH, The Lundbeck Foundation Initiative for Integrative Psychiatric Research, Aarhus, Denmark.
Ditte L GantriisPsychosis Research Unit, Aarhus University Hospital, Central Denmark Region, Aarhus, Denmark.ORCID 0000-0002-4945-8982
Kerstin Jessica PlesseniPSYCH, The Lundbeck Foundation Initiative for Integrative Psychiatric Research, Aarhus, Denmark.ORCID 0000-0001-5233-6145
Jens Richardt M JepseniPSYCH, The Lundbeck Foundation Initiative for Integrative Psychiatric Research, Aarhus, Denmark.ORCID 0000-0002-5849-5996
Anne A E ThorupiPSYCH, The Lundbeck Foundation Initiative for Integrative Psychiatric Research, Aarhus, Denmark.
Thomas WergeiPSYCH, The Lundbeck Foundation Initiative for Integrative Psychiatric Research, Aarhus, Denmark.ORCID 0000-0003-1829-0766
Merete NordentoftiPSYCH, The Lundbeck Foundation Initiative for Integrative Psychiatric Research, Aarhus, Denmark.
Ole MorsPsychosis Research Unit, Aarhus University Hospital, Central Denmark Region, Aarhus, Denmark.
Aja Neergaard GrevePsychosis Research Unit, Aarhus University Hospital, Central Denmark Region, Aarhus, Denmark.ORCID 0000-0002-1369-6639

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundPsychiatric disorders are highly polygenic and show patterns of partner resemblance. Partner resemblance has direct population-level genetic implications if it is caused by assortative mating, but not if it is caused by convergence or social homogamy. Using genetics may help distinguish these different mechanisms. Here, we investigated whether partner resemblance for schizophrenia and bipolar disorder is influenced by assortative mating using polygenic risk scores (PRSs).

methodsPRSs from The Danish High-Risk and Resilience Study-VIA 7 were compared between parents in three subsamples: population-based control parent pairs (

resultsThe PRS for schizophrenia was predictive of schizophrenia in the full sample and showed a significant correlation between parent pairs (

conclusionsOur study provides genetic evidence for assortative mating for schizophrenia, with important implications for our understanding of the genetics of schizophrenia.

Indexed as

Bipolar DisorderSchizophreniaHumansParentsAssortative matingbipolar disordereducational attainmentpolygenic scoresschizophrenia

Identifiers

PMID35996886
PMCPMC9491077

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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.