High-risk typologies for heavy drinking ID’d in underage women

(HealthDay)—For underage women, high-risk trajectories have been identified for heavy episodic drinking (HED), and feminine norms are associated with latent trajectory classes, according to a study published online Feb. 7 in Alcoholism: Clinical & Experimental Research.

Derek Kenji Iwamoto, Ph.D., from the University of Maryland-College Park, and colleagues used growth mixture modeling to identify latent trajectory classes of HED at three time points over the course of a year in 700 underage young adult women from a Mid-Atlantic university. Feminine norm endorsement, sorority status, perceived peer norms, expectancies, alcohol-related consequences, and marijuana use were examined as predictors of latent trajectory class.

The researchers found that 64.4 percent of women reported engaging in HED. Three latent trajectory classes were identified: high risk (31 percent), who reported…

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