Fig. 3: Mediating effects of trait impulsivity in the relationship between gray matter volume of the specific brain region and drug use characteristics. | Translational Psychiatry

Fig. 3: Mediating effects of trait impulsivity in the relationship between gray matter volume of the specific brain region and drug use characteristics.

From: Neurostructural alterations, trait impulsivity, and genetic architecture in individuals with methamphetamine dependence: a multimodal imaging-genetics study

Fig. 3: Mediating effects of trait impulsivity in the relationship between gray matter volume of the specific brain region and drug use characteristics.

a, mediating role of motor impulsivity between thalamic volume and drug use duration; (b), mediating role of motor impulsivity between thalamic volume and clinical severity. GMV, gray matter volume; MI, motor impulsivity; METH, methamphetamine; MUD, methamphetamine use disorder.

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