Associating broad and clinically defined polygenic scores for depression with depression-related phenotypes

Abstract Twin studies indicate that 30–40% of the disease liability for depression can be attributed to genetic differences. Here, we assess the explanatory ability of polygenic scores (PGS) based on broad- (PGSBD) and clinical- (PGSMDD) depression summary statistics from the UK Biobank in an indepe...

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Main Authors: John E. McGeary, Chelsie E. Benca-Bachman, Victoria A. Risner, Christopher G. Beevers, Brandon E. Gibb, Rohan H. C. Palmer
Format: Article
Language:English
Published: Nature Portfolio 2023-04-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-023-33645-7
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author John E. McGeary
Chelsie E. Benca-Bachman
Victoria A. Risner
Christopher G. Beevers
Brandon E. Gibb
Rohan H. C. Palmer
author_facet John E. McGeary
Chelsie E. Benca-Bachman
Victoria A. Risner
Christopher G. Beevers
Brandon E. Gibb
Rohan H. C. Palmer
author_sort John E. McGeary
collection DOAJ
description Abstract Twin studies indicate that 30–40% of the disease liability for depression can be attributed to genetic differences. Here, we assess the explanatory ability of polygenic scores (PGS) based on broad- (PGSBD) and clinical- (PGSMDD) depression summary statistics from the UK Biobank in an independent sample of adults (N = 210; 100% European Ancestry) who were extensively phenotyped for depression and related neurocognitive traits (e.g., rumination, emotion regulation, anhedonia, and resting frontal alpha asymmetry). The UK Biobank-derived PGSBD had small associations with MDD, depression severity, anhedonia, cognitive reappraisal, brooding, and suicidal ideation but only the association with suicidal ideation remained statistically significant after correcting for multiple comparisons. Similarly small associations were observed for the PGSMDD but none remained significant after correcting for multiple comparisons. These findings provide important initial guidance about the expected effect sizes between current UKB PGSs for depression and depression-related neurocognitive phenotypes.
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spelling doaj.art-3c55fb6b3382425a94faae7f17e1d0d32023-04-23T11:17:58ZengNature PortfolioScientific Reports2045-23222023-04-011311810.1038/s41598-023-33645-7Associating broad and clinically defined polygenic scores for depression with depression-related phenotypesJohn E. McGeary0Chelsie E. Benca-Bachman1Victoria A. Risner2Christopher G. Beevers3Brandon E. Gibb4Rohan H. C. Palmer5Providence Veterans Affairs Medical CenterProvidence Veterans Affairs Medical CenterBehavioral Genetics of Addiction Laboratory, Department of Psychology, Emory UniversityDepartment of Psychology, University of Texas at AustinDepartment of Psychology State, University of New York at BinghamtonProvidence Veterans Affairs Medical CenterAbstract Twin studies indicate that 30–40% of the disease liability for depression can be attributed to genetic differences. Here, we assess the explanatory ability of polygenic scores (PGS) based on broad- (PGSBD) and clinical- (PGSMDD) depression summary statistics from the UK Biobank in an independent sample of adults (N = 210; 100% European Ancestry) who were extensively phenotyped for depression and related neurocognitive traits (e.g., rumination, emotion regulation, anhedonia, and resting frontal alpha asymmetry). The UK Biobank-derived PGSBD had small associations with MDD, depression severity, anhedonia, cognitive reappraisal, brooding, and suicidal ideation but only the association with suicidal ideation remained statistically significant after correcting for multiple comparisons. Similarly small associations were observed for the PGSMDD but none remained significant after correcting for multiple comparisons. These findings provide important initial guidance about the expected effect sizes between current UKB PGSs for depression and depression-related neurocognitive phenotypes.https://doi.org/10.1038/s41598-023-33645-7
spellingShingle John E. McGeary
Chelsie E. Benca-Bachman
Victoria A. Risner
Christopher G. Beevers
Brandon E. Gibb
Rohan H. C. Palmer
Associating broad and clinically defined polygenic scores for depression with depression-related phenotypes
Scientific Reports
title Associating broad and clinically defined polygenic scores for depression with depression-related phenotypes
title_full Associating broad and clinically defined polygenic scores for depression with depression-related phenotypes
title_fullStr Associating broad and clinically defined polygenic scores for depression with depression-related phenotypes
title_full_unstemmed Associating broad and clinically defined polygenic scores for depression with depression-related phenotypes
title_short Associating broad and clinically defined polygenic scores for depression with depression-related phenotypes
title_sort associating broad and clinically defined polygenic scores for depression with depression related phenotypes
url https://doi.org/10.1038/s41598-023-33645-7
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