Psychosocial moderators of polygenic risk for suicidal ideation: Results from a 7-year population-based, prospective cohort study of U.S. veterans
Na PJ, De Angelis F, Nichter B, Wendt FR, Krystal JH, Southwick SM, Levey DF, Gelernter J, Polimanti R, Pietrzak RH. Psychosocial moderators of polygenic risk for suicidal ideation: Results from a 7-year population-based, prospective cohort study of U.S. veterans. Molecular Psychiatry 2021, 27: 1068-1074. PMID: 34725455, DOI: 10.1038/s41380-021-01352-2.Peer-Reviewed Original ResearchConceptsNew-onset suicidal ideationChronic suicidal ideationPolygenic risk scoresSuicidal ideationProspective cohort studyPolygenic riskRisk of SIHigher baseline levelsHigh polygenic riskModifiable psychosocial factorsSocial supportDispositional optimismCohort studyProspective cohortUS veteransSymptomatic courseRisk scorePsychosocial factorsGenome-wide association studiesBaseline levelsU.S. veteransSuicidal thoughtsPsychosocial moderatorsStudy periodLarge genome-wide association studiesDissecting the heterogeneity of posttraumatic stress disorder: differences in polygenic risk, stress exposures, and course of PTSD subtypes
Campbell-Sills L, Sun X, Choi KW, He F, Ursano RJ, Kessler RC, Levey DF, Smoller JW, Gelernter J, Jain S, Stein MB. Dissecting the heterogeneity of posttraumatic stress disorder: differences in polygenic risk, stress exposures, and course of PTSD subtypes. Psychological Medicine 2021, 52: 3646-3654. PMID: 33947479, PMCID: PMC9772910, DOI: 10.1017/s0033291721000428.Peer-Reviewed Original ResearchPosttraumatic stress disorderPersistence of PTSDMajor depressionPTSD subtypesStress disorderCo-occurring major depressionStress exposureMonths postdeploymentCourse of PTSDPolygenic riskProbable posttraumatic stress disorderU.S. Army Brigade Combat TeamHigh polygenic riskConcurrent mental disordersGenetic risk factorsTrauma-related factorsHigh symptom profileLeast comorbidityProspective studyRisk factorsDepressive disorderTreatment responsePolygenic risk scoresRisk scoreComorbidities