. Author manuscript; available in PMC: 2015 Jun 1.

Published in final edited form as: Alcohol Clin Exp Res. 2014 May 21;38(6):1680–1688. doi: 10.1111/acer.12402

Table 2.

Descriptive statistics for alcohol use variables. Note that not all participants provided responses to every question. Items in italics were included as outcome variables.

Alcohol use variable	% (N) of total sample
Ever had 1 full alcoholic drink	52.6 (3119)
Had full drink within past 6 months	41.0 (2428)
Ever drank without parental permission	26.1 (1550)
Drank without parental permission, past 6 months	24.1 (1426)
Had 3+ drinks on single occasion	20.7 (1210)

	Mean (SD)

Age at first drink	12.0 (1.1)
Number of whole drinks, past 6 months	2.1 (5.5)