Dissecting 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