Evidence map›Paper›PMID 29120849›Full record

ArticlePsychiatry research2018

Genetic analysis of impulsive personality traits: Examination of a priori candidates and genome-wide variation.

Joshua C Gray, James MacKillop, Jessica Weafer, Kyle M Hernandez, Jianjun Gao, Abraham A Palmer, Harriet de Wit

Open access · greenAbstract read
In one paragraph

Article in Psychiatry research, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed
4.8field-weighted citation impact, top 5% 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

23 citing papers in PubMed, 49 citations in OpenAlex.

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  13. Methylation Patterns of theFrontiers in psychiatry · 2020
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  14. Observational
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  18. Impulsivities and addictions: a multidimensional integrative framework informing assessment and interventions for substance use disorders.Philosophical transactions of the Royal Society of London. Series B, Biological sciences · 2019
    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

7 authors at 4 institutions in 2 countries.

Joshua C GrayCenter for Deployment Psychology, Uniformed Services University, Bethesda, MD 20814, USA; Department of Psychology, University of Georgia, Athens, GA 30602, USA. Electronic address: jgray7700@gmail.com.
James MacKillopPeter Boris Centre for Addictions Research, McMaster University, Hamilton, ON, Canada L8S4L8; Homewood Research Institute, Homewood Health Centre, Guelph, ON, Canada N1E 6K9.
Jessica WeaferDepartment of Psychiatry and Behavioral Neuroscience, University of Chicago, Chicago, IL 60637, USA.
Kyle M HernandezCenter for Research Informatics, University of Chicago, Chicago, IL 60637, USA.
Jianjun GaoDepartment of Psychiatry and Behavioral Neuroscience, University of Chicago, Chicago, IL 60637, USA; Department of Psychiatry, University of California San Diego, La Jolla, CA 92103, USA; Institute for Genomic Medicine, University of California San Diego, La Jolla, CA 92103, USA.
Abraham A PalmerDepartment of Psychiatry and Behavioral Neuroscience, University of Chicago, Chicago, IL 60637, USA; Department of Psychiatry, University of California San Diego, La Jolla, CA 92103, USA; Institute for Genomic Medicine, University of California San Diego, La Jolla, CA 92103, USA.
Harriet de WitDepartment of Psychiatry and Behavioral Neuroscience, University of Chicago, Chicago, IL 60637, USA.
University of Chicago · USUniversity of California, San Diego · USMcMaster University · CAUniformed Services University of the Health Sciences · US

Funding

The genetic basis of impulsive behavior in humansR01DA032015 · NIDA · UNIVERSITY OF CHICAGO · PI DE WIT, HARRIET · 2011 to 2015
$2.4M
Neurobiological factors underlying sex differences in risk for alcohol abuseK01AA024519 · NIAAA · UNIVERSITY OF KENTUCKY · PI WEAFER, JESSICA J · 2016 to 2020
$598k
NIAAA NIH HHS K01 AA024519NIDA NIH HHS R01 DA032015
6 · The paper itself

Abstract

Impulsive personality traits are heritable risk factors and putative endophenotypes for addiction and other psychiatric disorders involving disinhibition. This study examined the genetic basis of impulsive personality traits, defined as scores on the Barratt Impulsiveness Scale (BIS-11) and the UPPS-P Impulsive Behavior Scale (UPPS-P). In 983 healthy young adults of European ancestry, the study examined genetic variation in relation to a combined phenotype of seven subscales based on high phenotypic intercorrelations. The study first tested 14 a priori loci that have previously been associated impulsive personality traits or closely related constructs. Second, the study included an exploratory genome-wide scan (i.e., GWAS), acknowledging that only relatively large effects would be detectable in a sample size of ~ 1000. A priori SNP analyses revealed a significant association between the combined impulsivity phenotype and two SNPs within the 5-HT2a receptor gene (HTR2A; rs6313 and rs6311). Follow-up analyses suggested that the effects were specific to the Motor and Non-planning subscales on the BIS-11, and also that the two loci were in linkage disequilibrium. The GWAS yielded no statistically significant findings. This study further implicates loci within HTR2A with certain forms of self-reported impulsivity and identifies candidates for future investigation from the genome-wide analyses.

Indexed as

EndophenotypesPolymorphism, Single NucleotideAdolescentAdultBehavior, AddictiveFemaleGenetic TestingGenome-Wide Association StudyHumansImpulsive BehaviorMalePersonalityReceptor, Serotonin, 5-HT2AWhite PeopleYoung AdultReceptor, Serotonin, 5-HT2AEndophenotypeGeneticsImpulsivityPersonality traitsSerotonin

Identifiers

PMID29120849
PMCPMC5742029
OpenAlexW2767950243

What OpenQuestion holds

Textmetadata
LicenceTDM
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.