Genetic and Psychosocial Risk Factors Associated with Suicide Among Community Veterans: Implications for Screening, Treatment and Precision Medicine

Joseph A Boscarino,1 Richard E Adams,2 Thomas G Urosevich,3 Stuart N Hoffman,4 H Lester Kirchner,1 Xin Chu,5 Weixing Shi,5 Joseph J Boscarino,6 Ryan J Dugan,1 Carrie A Withey,1 Charles R Figley7 1Department Population Health Sciences, Geisinger Clinic, Danville, PA, 17822, USA; 2Department Sociology...

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Main Authors: Boscarino JA, Adams RE, Urosevich TG, Hoffman SN, Kirchner HL, Chu X, Shi W, Boscarino JJ, Dugan RJ, Withey CA, Figley CR
Format: Article
Language:English
Published: Dove Medical Press 2022-01-01
Series:Pharmacogenomics and Personalized Medicine
Subjects:
Online Access:https://www.dovepress.com/genetic-and-psychosocial-risk-factors-associated-with-suicide-among-co-peer-reviewed-fulltext-article-PGPM
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author Boscarino JA
Adams RE
Urosevich TG
Hoffman SN
Kirchner HL
Chu X
Shi W
Boscarino JJ
Dugan RJ
Withey CA
Figley CR
author_facet Boscarino JA
Adams RE
Urosevich TG
Hoffman SN
Kirchner HL
Chu X
Shi W
Boscarino JJ
Dugan RJ
Withey CA
Figley CR
author_sort Boscarino JA
collection DOAJ
description Joseph A Boscarino,1 Richard E Adams,2 Thomas G Urosevich,3 Stuart N Hoffman,4 H Lester Kirchner,1 Xin Chu,5 Weixing Shi,5 Joseph J Boscarino,6 Ryan J Dugan,1 Carrie A Withey,1 Charles R Figley7 1Department Population Health Sciences, Geisinger Clinic, Danville, PA, 17822, USA; 2Department Sociology, Kent State University, Kent, OH, 44242, USA; 3Ophthalmology Service, Geisinger Clinic, Mount Pocono, PA, 18344, USA; 4Department Sleep Medicine, Geisinger Clinic, Danville, PA, 17822, USA; 5Obesity Institute, Geisinger Clinic, Danville, PA, 17822, USA; 6Department of Neurosurgery and Brain Repair, University of South Florida Morsani College of Medicine, STC 7, Tampa, FL, 33606, USA; 7School of Social Work, Tulane University, New Orleans, LA, 70112, USACorrespondence: Joseph A BoscarinoDepartment Population Health Sciences, Geisinger Clinic, 100 N. Academy Ave., 44-00, Danville, PA, 17822, USATel +1 570-214-9825Email joseph.boscarino@gmail.comIntroduction: Since veteran suicide is a concern and our knowledge of predictive factors is still limited, our objective was to assess risk factors for suicide, including genetic factors, among deployed veterans.Methods: For this study, we surveyed 1730 veterans who were outpatients in a multi-hospital system in Pennsylvania. Altogether, 1041 veterans (60%) provided a DNA sample. The genetic risk variants investigated were within loci previously associated with PTSD and substance misuse, including CRHR1, CHRNA5, RORA, and FKBP5 genetic variations, which were used to calculate a polygenic risk score (range=0– 8, mean=3.6, SD=1.4).Results: Most veterans (56.2%) were deployed to Vietnam while significant numbers were deployed to Iraq, Afghanistan, and other post-Vietnam conflicts. Overall, 95.1% of the veterans were male, their mean age was 56.2 (SD=12), and 95.6% were Caucasian. Among the veterans, 24% had high combat exposure. The prevalence of lifetime suicidal thoughts was 11.3%. Additionally, 5.7% ever developed a suicide plan or attempted suicide in their lifetimes. Among those with a history of a lifetime suicide attempt or suicide plan, the PTSD genetic risk score was significantly higher (OR=3.96 vs 3.55, p=0.033), but for suicidal thoughts, this association was not significant (p=0.717). In multivariable analysis (MVA) logistic regression, significant predictors of attempting suicide or having a suicide plan were history of depression (OR=5.04, p< 0.001), PTSD genetic risk score (OR=1.25, p=0.036), history of childhood abuse/neglect (OR=2.24, p=0.009), and lifetime marijuana use (OR= 1.56, p=0.020). Conversely, rural residence was protective for suicide risk (OR=0.49; p=0.031). For suicidal thoughts, in the MVA genetic risk score was not significant (p=0.697), but history of child abuse/neglect (p< 0.001), history of depression (p> 0.001), low psychological resilience (p=0.004), and lifetime marijuana use (p=0.022) were significant.Discussion: In this study, we identified genetic risk variants and other predictors for suicide among veterans that may have implications for future screening and clinical care. Further research is advised.Keywords: veterans, warzone deployment, suicide, genetic factors, patient screening, precision medicine
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spelling doaj.art-00034314025f4207b1c5673f67a9cabe2022-12-21T21:20:16ZengDove Medical PressPharmacogenomics and Personalized Medicine1178-70662022-01-01Volume 15172772293Genetic and Psychosocial Risk Factors Associated with Suicide Among Community Veterans: Implications for Screening, Treatment and Precision MedicineBoscarino JAAdams REUrosevich TGHoffman SNKirchner HLChu XShi WBoscarino JJDugan RJWithey CAFigley CRJoseph A Boscarino,1 Richard E Adams,2 Thomas G Urosevich,3 Stuart N Hoffman,4 H Lester Kirchner,1 Xin Chu,5 Weixing Shi,5 Joseph J Boscarino,6 Ryan J Dugan,1 Carrie A Withey,1 Charles R Figley7 1Department Population Health Sciences, Geisinger Clinic, Danville, PA, 17822, USA; 2Department Sociology, Kent State University, Kent, OH, 44242, USA; 3Ophthalmology Service, Geisinger Clinic, Mount Pocono, PA, 18344, USA; 4Department Sleep Medicine, Geisinger Clinic, Danville, PA, 17822, USA; 5Obesity Institute, Geisinger Clinic, Danville, PA, 17822, USA; 6Department of Neurosurgery and Brain Repair, University of South Florida Morsani College of Medicine, STC 7, Tampa, FL, 33606, USA; 7School of Social Work, Tulane University, New Orleans, LA, 70112, USACorrespondence: Joseph A BoscarinoDepartment Population Health Sciences, Geisinger Clinic, 100 N. Academy Ave., 44-00, Danville, PA, 17822, USATel +1 570-214-9825Email joseph.boscarino@gmail.comIntroduction: Since veteran suicide is a concern and our knowledge of predictive factors is still limited, our objective was to assess risk factors for suicide, including genetic factors, among deployed veterans.Methods: For this study, we surveyed 1730 veterans who were outpatients in a multi-hospital system in Pennsylvania. Altogether, 1041 veterans (60%) provided a DNA sample. The genetic risk variants investigated were within loci previously associated with PTSD and substance misuse, including CRHR1, CHRNA5, RORA, and FKBP5 genetic variations, which were used to calculate a polygenic risk score (range=0– 8, mean=3.6, SD=1.4).Results: Most veterans (56.2%) were deployed to Vietnam while significant numbers were deployed to Iraq, Afghanistan, and other post-Vietnam conflicts. Overall, 95.1% of the veterans were male, their mean age was 56.2 (SD=12), and 95.6% were Caucasian. Among the veterans, 24% had high combat exposure. The prevalence of lifetime suicidal thoughts was 11.3%. Additionally, 5.7% ever developed a suicide plan or attempted suicide in their lifetimes. Among those with a history of a lifetime suicide attempt or suicide plan, the PTSD genetic risk score was significantly higher (OR=3.96 vs 3.55, p=0.033), but for suicidal thoughts, this association was not significant (p=0.717). In multivariable analysis (MVA) logistic regression, significant predictors of attempting suicide or having a suicide plan were history of depression (OR=5.04, p< 0.001), PTSD genetic risk score (OR=1.25, p=0.036), history of childhood abuse/neglect (OR=2.24, p=0.009), and lifetime marijuana use (OR= 1.56, p=0.020). Conversely, rural residence was protective for suicide risk (OR=0.49; p=0.031). For suicidal thoughts, in the MVA genetic risk score was not significant (p=0.697), but history of child abuse/neglect (p< 0.001), history of depression (p> 0.001), low psychological resilience (p=0.004), and lifetime marijuana use (p=0.022) were significant.Discussion: In this study, we identified genetic risk variants and other predictors for suicide among veterans that may have implications for future screening and clinical care. Further research is advised.Keywords: veterans, warzone deployment, suicide, genetic factors, patient screening, precision medicinehttps://www.dovepress.com/genetic-and-psychosocial-risk-factors-associated-with-suicide-among-co-peer-reviewed-fulltext-article-PGPMveteranswarzone deploymentsuicidegenetic factorspatient screeningprecision medicine
spellingShingle Boscarino JA
Adams RE
Urosevich TG
Hoffman SN
Kirchner HL
Chu X
Shi W
Boscarino JJ
Dugan RJ
Withey CA
Figley CR
Genetic and Psychosocial Risk Factors Associated with Suicide Among Community Veterans: Implications for Screening, Treatment and Precision Medicine
Pharmacogenomics and Personalized Medicine
veterans
warzone deployment
suicide
genetic factors
patient screening
precision medicine
title Genetic and Psychosocial Risk Factors Associated with Suicide Among Community Veterans: Implications for Screening, Treatment and Precision Medicine
title_full Genetic and Psychosocial Risk Factors Associated with Suicide Among Community Veterans: Implications for Screening, Treatment and Precision Medicine
title_fullStr Genetic and Psychosocial Risk Factors Associated with Suicide Among Community Veterans: Implications for Screening, Treatment and Precision Medicine
title_full_unstemmed Genetic and Psychosocial Risk Factors Associated with Suicide Among Community Veterans: Implications for Screening, Treatment and Precision Medicine
title_short Genetic and Psychosocial Risk Factors Associated with Suicide Among Community Veterans: Implications for Screening, Treatment and Precision Medicine
title_sort genetic and psychosocial risk factors associated with suicide among community veterans implications for screening treatment and precision medicine
topic veterans
warzone deployment
suicide
genetic factors
patient screening
precision medicine
url https://www.dovepress.com/genetic-and-psychosocial-risk-factors-associated-with-suicide-among-co-peer-reviewed-fulltext-article-PGPM
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