. Author manuscript; available in PMC: 2009 Aug 18.

Published in final edited form as: Alcohol Clin Exp Res. 2007 Oct;31(10 Suppl):71s–75s. doi: 10.1111/j.1530-0277.2007.00498.x

Table 1.

Baseline Characteristics of Participants by Received Treatment Condition

Characteristic	BI (n = 173)	BIB-2 (n = 115)	BIB-1 (n = 54)	Statistic (F)
Age	M = 27.5 (SD = 8.4)	M = 28.6 (SD = 9.1)	M = 26.2 (SD = 9.7)	F(2,342) = 0.79, p = 0.32
Years of education	M = 12.1 (SD = 2.3)	M = 12.27(SD = 2.6)	M = 12.14 (SD = 2.2)	F(2,339) = 0.37, p = 0.54
Blood alcohol level at consent	M = 0.051 (SD = 0.07)	M = 0.045 (SD = 0.08)	M = 0.038 (SD = 0.05)	F(2,342) = 0.21, p = 0.65
AUDIT score	M = 12.12 (SD = 6.14)	M = 13.01 (SD = 7.67)	M = 13.19 (SD = 6.61)	F(2,338) = 0.88, p = 0.51
DrInC score (log)	M = 2.64 (SD = 0.77)	M = 2.51 (SD = 0.83)	M = 2.52 (SD = 0.76)	F(2,336) = 1.64, p = 0.27
IBC-r score (reciprocal)	M = 0.37 (SD = 0.33)	M = 0.38 (SD = 0.34)	M = 0.3 (SD = 0.26)	F(2,336) = 0.23, p = 0.63

IBC, injury behavior checklist; DrInC, drinker inventory of consequences.