Chunk #21 — Materials and Methods — Dependent Variables. — Age of onset of regular drinking.

Source

Density and Dichotomous Family History Measures of Alcohol Use Disorder as Predictors of Behavioral and Neural Phenotypes: A Comparative Study Across Gender and Race/Ethnicity.

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This was the age at which subjects first reported drinking at least once a month for six months or more, in their SSAGA interview. Ample evidence suggests that earlier the age when drinking is initiated, greater the risk of developing AUD (Hawkins et al., 1997; DeWit et al., 2000). Importantly, early initiation of drinking has been linked to FH of AUD (Varma et al., 1994).