Evidence map›Paper›PMID 26678674›Full record

ArticleSchizophrenia bulletin2016

Evidence of Common Genetic Overlap Between Schizophrenia and Cognition.

Leon Hubbard, Katherine E Tansey, Dheeraj Rai, Peter Jones, Stephan Ripke, Kimberly D Chambert, Jennifer L Moran, Steven A McCarroll, David E J Linden, Michael J Owen and 3 more

Open access · bronzeAbstract read
In one paragraph

Article in Schizophrenia bulletin, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 70 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
70citing papers in PubMed, 3 pooled it
9.9field-weighted citation impact, top 2% 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

70 citing papers in PubMed, 3 syntheses or guidelines pooled it, 126 citations in OpenAlex.

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  15. Genetic overlap between schizophrenia and cognitive performance.Schizophrenia (Heidelberg, Germany) · 2024
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10 more citing papers are in PubMed but not listed here.

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

13 authors at 4 institutions in 3 countries.

Leon HubbardMRC Centre for Neuropsychiatric Genetics and Genomics, Institute of Psychological Medicine and Clinical Neurosciences, School of Medicine, Cardiff University, Cardiff, UK;
Katherine E TanseyMRC Centre for Neuropsychiatric Genetics and Genomics, Institute of Psychological Medicine and Clinical Neurosciences, School of Medicine, Cardiff University, Cardiff, UK;
Dheeraj RaiSchool of Social and Community Medicine, University of Bristol, Bristol, UK;
Peter JonesDepartment of Psychiatry, Cambridge University, Cambridge, UK;
Stephan RipkeStanley Center for Psychiatric Research, Broad Institute of MIT and Harvard, Cambridge, MA;
Kimberly D ChambertStanley Center for Psychiatric Research, Broad Institute of MIT and Harvard, Cambridge, MA;
Jennifer L MoranStanley Center for Psychiatric Research, Broad Institute of MIT and Harvard, Cambridge, MA;
Steven A McCarrollStanley Center for Psychiatric Research, Broad Institute of MIT and Harvard, Cambridge, MA; Department of Genetics, Harvard Medical School, Boston, MA.
David E J LindenMRC Centre for Neuropsychiatric Genetics and Genomics, Institute of Psychological Medicine and Clinical Neurosciences, School of Medicine, Cardiff University, Cardiff, UK;
Michael J OwenMRC Centre for Neuropsychiatric Genetics and Genomics, Institute of Psychological Medicine and Clinical Neurosciences, School of Medicine, Cardiff University, Cardiff, UK;
Michael C O'DonovanMRC Centre for Neuropsychiatric Genetics and Genomics, Institute of Psychological Medicine and Clinical Neurosciences, School of Medicine, Cardiff University, Cardiff, UK;
James T R WaltersMRC Centre for Neuropsychiatric Genetics and Genomics, Institute of Psychological Medicine and Clinical Neurosciences, School of Medicine, Cardiff University, Cardiff, UK; WaltersJT@cf.ac.uk.
Stanley ZammitMRC Centre for Neuropsychiatric Genetics and Genomics, Institute of Psychological Medicine and Clinical Neurosciences, School of Medicine, Cardiff University, Cardiff, UK; School of Social and Community Medicine, University of Bristol, Bristol, UK;
Cardiff University · GBBroad Institute · USUniversity of Bristol · GBBridge University · SS

Funding

Medical Research Council 74882Medical Research Council G0800509Medical Research Council G0801418Medical Research Council G9815508Medical Research Council MC_PC_15018Medical Research Council MR/K004360/1Medical Research Council MR/L010305/1Medical Research Council MR/M006727/1Wellcome Trust 076467Wellcome Trust 102215
6 · The paper itself

Abstract

Cognitive impairment is a core feature of schizophrenia but there is limited understanding of the genetic relationship between cognition in the general population and schizophrenia. We examine how common variants associated with schizophreniaen massecontribute to childhood cognitive ability in a population-based sample, and the extent to which common genetic variants associated with childhood cognition explain variation in schizophrenia. Schizophrenia polygenic risk scores were derived from the Psychiatric Genomics Consortium (n= 69 516) and tested for association with IQ, attention, processing speed, working memory, problem solving, and social cognition in over 5000 children aged 8 from the Avon Longitudinal Study of Parents and Children birth cohort. Polygenic scores for these cognitive domains were tested for association with schizophrenia in a large UK schizophrenia sample (n= 11 853). Bivariate genome-wide complex trait analysis (GCTA) estimated the amount of shared genetic factors between schizophrenia and cognitive domains. Schizophrenia polygenic risk score was associated with lower performance IQ (P= .001) and lower full IQ (P= .013). Polygenic score for performance IQ was associated with increased risk for schizophrenia (P= 3.56E-04). Bivariate GCTA revealed moderate genetic correlation between schizophrenia and both performance IQ (rG= -.379,P= 6.62E-05) and full IQ (rG= -.202,P= 5.00E-03), with approximately 14% of the genetic component of schizophrenia shared with that for performance IQ. Our results support the presence of shared common genetic factors between schizophrenia and childhood cognitive ability. We observe a genetic relationship between schizophrenia and performance IQ but not verbal IQ or other cognitive variables, which may have implications for studies utilizing cognitive endophenotypes for psychosis.

Indexed as

Multifactorial InheritanceSocial PerceptionAdultAttentionChildCognitionCohort StudiesFemaleGenetic Association StudiesHumansIntelligenceMaleProblem SolvingPsychomotor PerformanceSchizophreniaUnited Kingdombivariate heritabilitycognitionperformance IQpolygenic scoringschizophrenia

Identifiers

PMID26678674
PMCPMC4838093
OpenAlexW2220858926

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

None linked

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.