ArticleDrug and alcohol dependence2022
Alcohol use and alcohol use disorder differ in their genetic relationships with PTSD: A genomic structural equation modelling approach.
Article in Drug and alcohol dependence, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers, 1 of them a synthesis that pooled it.
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Who cites it
9 citing papers in PubMed, 1 synthesis or guideline pooled it, 12 citations in OpenAlex.
- Biological and neurocognitive correlates of comorbid post-traumatic stress disorder and alcohol use disorder: a systematic review.European journal of psychotraumatology · 2026Pooled it
- Advancing models of PTSD-AUD comorbidity: protocol for a multimethod framework using genetics and ecological momentary assessment.European journal of psychotraumatology · 2026Article
- Symptoms of problematic alcohol use differ in their genetic associations with comorbid internalizing, externalizing, and neurodevelopmental psychiatric disorders.medRxiv : the preprint server for health sciences · 2025Article
- What is the role of paternal genetic transmission on risk for PTSD and internalizing and externalizing disorders?Psychological medicine · 2025Article
- Sex-stratified Genomic Structural Equation Models of Posttraumatic Stress Inform PTSD Etiology: L'utilisation de la modélisation génomique par équations structurelles stratifiée par sexe du stress post-traumatique pour expliquer l'étiologie du TSPT.Canadian journal of psychiatry. Revue canadienne de psychiatrie · 2025Article
- Genetic influences on alcohol sensitivity: A critical review.Current addiction reports · 2024Article
- Sex and Gender Differences in Co-Occurring Alcohol Use Disorder and PTSD.Current addiction reports · 2023Article
- The collaborative study on the genetics of alcoholism: Sample and clinical data.Genes, brain, and behavior · 2023Review
- Genetic associations between alcohol phenotypes and life satisfaction: a genomic structural equation modelling approach.Scientific reports · 2023Article
Corrections and comments
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Authors and funding
25 authors at 17 institutions in 4 countries.
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Abstract
purposePosttraumatic Stress Disorder (PTSD) is associated with increased alcohol use and alcohol use disorder (AUD), which are all moderately heritable. Studies suggest the genetic association between PTSD and alcohol use differs from that of PTSD and AUD, but further analysis is needed. BASIC PROCEDURES: We used genomic Structural Equation Modeling (genomicSEM) to analyze summary statistics from large-scale genome-wide association studies (GWAS) of European Ancestry participants to investigate the genetic relationships between PTSD (both diagnosis and re-experiencing symptom severity) and a range of alcohol use and AUD phenotypes. MAIN
findingsWhen we differentiated genetic factors for alcohol use and AUD we observed improved model fit relative to models with all alcohol-related indicators loading onto a single factor. The genetic correlations (rG) of PTSD were quite discrepant for the alcohol use and AUD factors. This was true when modeled as a three-correlated-factor model (PTSD-AUD rG:.36, p < .001; PTSD-alcohol use rG: -0.17, p < .001) and as a Bifactor model, in which the common and unique portions of alcohol phenotypes were pulled out into an AUD-specific factor (rG with PTSD:.40, p < .001), AU-specific factor (rG with PTSD: -0.57, p < .001), and a common alcohol factor (rG with PTSD:.16, NS). PRINCIPAL
conclusionsThese results indicate the genetic architecture of alcohol use and AUD are differentially associated with PTSD. When the portions of variance unique to alcohol use and AUD are extracted, their genetic associations with PTSD vary substantially, suggesting different genetic architectures of alcohol phenotypes in people with PTSD.
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