Article
Polygenic overlap of substance use behaviors and disorders with externalizing and internalizing problems independent of genetic correlations.
Psychological medicine - 31 Mar 2025
Al-Soufi Laila, Hindley Guy, Rødevand Linn, Shadrin Alexey A, Jaholkowski Piotr, Fominykh Vera, Icick Romain, Tesfaye Markos, Costas Javier, Andreassen Ole A
Abstract excerpt
BACKGROUND: Externalizing and internalizing pathways may lead to the development of substance use behaviors (SUBs) and substance use disorders (SUDs), which are all heritable phenotypes. Genetic correlation studies have indicated differences in the genetic susceptibility between SUBs and SUDs. We investigated whether these substance use phenotypes are differently related to externalizing and internalizing...
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