Genetic Epidemiology, Translational Neurogenomics, Psychiatric Genetics and Statistical Genetics Laboratories investigate the pattern of disease in families, particularly identical and non-identical twins, to assess the relative importance of genes and environment in a variety of important health problems.
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PMID
30661510
TITLE
Social Competence in Parents Increases Children's Educational Attainment: Replicable Genetically-Mediated Effects of Parenting Revealed by Non-Transmitted DNA.
ABSTRACT
We recently reported an association of offspring educational attainment with polygenic risk scores (PRS) computed on parent's non-transmitted alleles for educational attainment using the second GWAS meta-analysis article on educational attainment published by the Social Science Genetic Association Consortium. Here we test the replication of these findings using a more powerful PRS from the third GWAS meta-analysis article by the Consortium. Each of the key findings of our previous paper is replicated using this improved PRS (N = 2335 adolescent twins and their genotyped parents). The association of children's attainment with their own PRS increased substantially with the standardized effect size, moving from β = 0.134, 95% CI = 0.079, 0.188 for EA2, to β = 0.223, 95% CI = 0.169, 0.278, p < .001, for EA3. Parent's PRS again predicted the socioeconomic status (SES) they provided to their offspring and increased from β = 0.201, 95% CI = 0.147, 0.256 to β = 0.286, 95% CI = 0.239, 0.333. Importantly, the PRS for alleles not transmitted to their offspring - therefore acting via the parenting environment - was increased in effect size from β = 0.058, 95% CI = 0.003, 0.114 to β = 0.067, 95% CI = 0.012, 0.122, p = .016. As previously found, this non-transmitted genetic effect was fully accounted for by parental SES. The findings reinforce the conclusion that genetic effects of parenting are substantial, explain approximately one-third the magnitude of an individual's own genetic inheritance and are mediated by parental socioeconomic competence.
DATE PUBLISHED
2019 02
HISTORY
PUBSTATUS PUBSTATUSDATE
pubmed 2019/01/22 06:00
medline 2019/04/19 06:00
entrez 2019/01/22 06:00
AUTHORS
NAME COLLECTIVENAME LASTNAME FORENAME INITIALS AFFILIATION AFFILIATIONINFO
Bates TC Bates Timothy C TC Department of Psychology,University of Edinburgh,Edinburgh,UK.
Maher BS Maher Brion S BS Johns Hopkins Bloomberg School of Public Health,Baltimore, MD,USA.
Colodro-Conde L Colodro-Conde Lucía L QIMR Berghofer Medical Research Institute,Brisbane, Queensland,Australia.
Medland SE Medland Sarah E SE QIMR Berghofer Medical Research Institute,Brisbane, Queensland,Australia.
McAloney K McAloney Kerrie K QIMR Berghofer Medical Research Institute,Brisbane, Queensland,Australia.
Wright MJ Wright Margaret J MJ Queensland Brain Institute,University of Queensland,Brisbane, Queensland,Australia.
Hansell NK Hansell Narelle K NK Queensland Brain Institute,University of Queensland,Brisbane, Queensland,Australia.
Okbay A Okbay Aysu A Department of Economics, School of Business and Economics,Vrije Universiteit Amsterdam,Amsterdam,The Netherlands.
Kendler KS Kendler Kenneth S KS Virginia Institute of Psychiatric and Behavioral Genetics,Virginia Commonwealth University,Richmond, VA,USA.
Martin NG Martin Nicholas G NG QIMR Berghofer Medical Research Institute,Brisbane, Queensland,Australia.
Gillespie NA Gillespie Nathan A NA Virginia Institute of Psychiatric and Behavioral Genetics,Virginia Commonwealth University,Richmond, VA,USA.
INVESTIGATORS
JOURNAL
VOLUME: 22
ISSUE: 1
TITLE: Twin research and human genetics : the official journal of the International Society for Twin Studies
ISOABBREVIATION: Twin Res Hum Genet
YEAR: 2019
MONTH: 02
DAY:
MEDLINEDATE:
SEASON:
CITEDMEDIUM: Internet
ISSN: 1832-4274
ISSNTYPE: Print
MEDLINE JOURNAL
MEDLINETA: Twin Res Hum Genet
COUNTRY: England
ISSNLINKING: 1832-4274
NLMUNIQUEID: 101244624
PUBLICATION TYPE
PUBLICATIONTYPE TEXT
Journal Article
Multicenter Study
Research Support, Non-U.S. Gov't
Twin Study
COMMENTS AND CORRECTIONS
GRANTS
GENERAL NOTE
KEYWORDS
KEYWORD
PRS
SES
educational attainment
non-transmitted genotype
parental environment
parenting
polygenic risk scores
socioeconomic status
virtual-parent design
MESH HEADINGS
DESCRIPTORNAME QUALIFIERNAME
Adolescent
Educational Status
Female
Genome-Wide Association Study
Humans
Male
Socioeconomic Factors
Twins
SUPPLEMENTARY MESH
GENE SYMBOLS
CHEMICALS
OTHER ID's