. Author manuscript; available in PMC: 2019 Mar 1.

Published in final edited form as: Psychol Addict Behav. 2018 Jan 22;32(2):197–204. doi: 10.1037/adb0000341

Table 1.

Group Characteristics

Characteristic	Control	AUD
n (male/female)	51(23/28)	78(47/31)
Average Age in Years (± SD)	21.00 (± 2.28)	21.45 (± 2.18)
Years of Education, M (± SD)	14.22 (± 1.38)	14.42 (± 1.24)
Lifetime Alc. problems M (± SD)	2.88 (± 3.44)	35.71 (±12.98)
2-week Alc. Quantity M (± SD)	7.75 (± 7.10)	58.95 (± 37.72)
2-week Alc. Frequency M (± SD)	2.92 (± 2.81)	6.97 (± 2.77)
3-month Alc. Quantity per week M (± SD)	6.34 (± 5.25)	31.86 (± 16.99)
3-month Alc. Frequency per week M (± SD)	2.10 (± 1.36)	3.99 (± 1.40)

Lifetime alcohol problems were the summed positive responses to questions from the Alcohol Use Disorders section of the Semi-Structured Assessment for the Genetics of Alcoholism (SSAGA; Bucholtz et al, 1994).