Table 1.

Subject Characteristics (n=35)

	Mean (SD)	Range	n(%)
Male			20 (57)
Caucasian			29 (83)h
Nicotinea			4 (11)
Family history positiveb			13 (37)
Age	22.8 (2.2)	21–28
Education (years)	15.0 (1.0)	13–17
Drinks per weekc	15.7 (6.1)	5–36
Drinks per drinking dayc	5.8 (2.3)	2.7–12.6
Heavy drinking days per weekc,d	1.6 (0.6)	0.6–3.2
Age regular drinkinge	18.5 (1.7)	15–21
AUDITf	11.7 (4.4)	5–22
DSM-IV criteriae,g	2.1 (1.3)	0–5

^aDaily use.

^bAt least one first-degree relative with probable alcohol or substance use disorder; one subject’s FH unknown.

^cFrom the Alcohol Timeline Followback Interview (TLFB).

^d≥4 or 5 drinks per day for female or male, respectively.

^eFrom the Semi-Structured Assessment for the Genetics of Alcoholism (SSAGA).

^fAlcohol Use Disorders Identification Test.

^gDiagnostic and Statistical Manual of Mental Disorders, Alcohol Use Disorder endorsements.

^hOthers; ns=4 African-American, 2 mixed-race.