Alcohol family history moderates the association between evening substance-free reinforcement and alcohol problems.

ABSTRACT: Behavioral economic theories of substance abuse posit that deficits in substance-free reward increase risk for substance misuse, but little research has examined potential moderators of this relationship, including dispositional risk factors. Here, we tested the hypothesis that young adult heavy drinkers with family histories of alcohol misuse would show a stronger association specifically between low evening substance-free reinforcement and alcohol problems compared to those without a family history of alcohol misuse. Participants were 317 college students reporting heavy episodic drinking (Mage = 18.8, SD = 1.1, 61% female, 79% White) who completed a questionnaire about engagement and enjoyment in rewarding activities not involving substance use after 7 p.m., along with measures of perso

SUBMITTER: Joyner KJ 

PROVIDER: S-EPMC6283687 | biostudies-literature | 2018 Dec

REPOSITORIES: biostudies-literature