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

Published in final edited form as: J Health Commun. 2013 Oct 24;19(4):392–412. doi: 10.1080/10810730.2013.811328

Table 5.

Mediation of AlcoholEdu effects on alcohol-related problems during post-intervention fall semester, event rate ratio (95% C.I.)

	Total		Physiological		Social		Victimization

Variable	Model 1	Model 2	Model 1	Model 2	Model 1	Model 2	Model 1	Model 2
Time × Condition	0.67 (0.51, 0.87)^†	0.83 (0.69, 1.00)	0.73 (0.57, 0.93)^*	0.93 (0.77, 1.12)	0.55 (0.37, 0.83)^**	0.69 (0.49, 0.99)^*	0.38 (0.16, 0.88)^*	0.58 (0.29, 1.15)
Time (1=baseline, 2=post- intervention	1.11 (0.94, 1.31)	1.05 (0.93, 1.19)	1.01 (0.87, 1.17)	0.94 (0.84, 1.05)	1.30 (0.99, 1.70)	1.22 (0.98, 1.52)	2.08 (1.31, 3.32)^**	1.92 (1.26, 2.94)^**
Intervention condition (0=control, 1=AlcEdu)	1.56 (1.03, 2.36)^*	1.27 (0.97, 1.65)	1.43 (0.99, 2.06)	1.14 (0.86, 1.52)	1.86 (0.94,3.66)	1.47 (0.84, 2.59)	2.39 (0.45, 12.58)	1.47 (0.39, 5.55)
Student covariates
Age	1.04 (0.97, 1.11)	1.03 (0.95, 1.11)	1.07 (1.00, 1.14)	1.06 (0.99, 1.14)	0.99 (0.91, 1.08)	0.97 (0.88, 1.07)	0.90 (0.73, 1.10)	0.88 (0.71, 1.11)
Class	0.97 (0.64, 1.47)	1.09 (0.77, 1.56)	0.90 (0.64, 1.27)	1.05 (0.78, 1.42)	0.86(0.45, 1.64)	0.99 (0.55, 1.76)	0.82 (0.16, 4.21)	1.19 (0.28, 5.14)
Male	1.37 (1.18, 1.60)^†	1.06 (0.93, 1.21)	1.26 (1.07, 1.49)^†	0.95 (0.84, 1.09)	1.35 (1.10, 1.66)^**	1.07 (0.87, 1.31)	1.93 (1.11, 3.33)^*	1.47 (1.04, 2.09)^*
White	0.86 (0.60, 1.22)	0.89 (0.65, 1.22)	1.08 (0.74, 1.57)	1.15 (0.81, 1.63)	0.81 (0.52, 1.26)	0.82 (0.56, 1.19)	0.34 (0.12, 0.93)^*	0.44 (0.18, 1.09)
Black	0.60 (0.32, 1.12)	1.01 (0.59, 1.71)	0.52 (0.27, 1.02)	0.88 (0.53, 1.46)	0.59 (0.31, 1.11)	0.94 (0.52, 1.67)	0.46 (0.09, 2.30)	1.05 (0.21, 5.15)
Asian	0.54 (0.37, 0.78)^**	0.77 (0.51, 1.15)	0.47 (0.32, 0.71)^†	0.75 (0.47, 1.19)	0.49 (0.31, 0.77)^**	0.69 (0.45, 1.06)	0.08 (0.02, 0.34)^**	0.15 (0.03, 0.68)^**
Hispanic	1.00 (0.67, 1.50)	1.14 (0.73, 1.79)	1.16 (0.78, 1.73)	1.35 (0.87, 2.11)	1.07 (0.69, 1.66)	1.19 (0.73, 1.95)	0.74 (0.23, 2.39)	0.91 (0.33, 2.55)
Living in dormitory	1.11 (0.87, 1.41)	0.87 (0.68, 1.11)	1.31 (1.04, 1.65)^*	1.02 (0.82, 1.28)	1.25 (0.92, 1.70)	0.98 (0.70, 1.37)	1.08 (0.50, 2.34)	0.93 (0.44, 1.97)
Greek	1.05 (0.78, 1.43)	0.55 (0.36, 0.83)	1.52 (0.99, 2.33)	0.81 (0.49, 1.35)	0.98 (0.67, 1.44)	0.49 (0.29, 0.83)^**	3.79 (0.60, 23.99)	1.70 (0.19, 14.69)
Grade point average	0.75 (0.67, 0.83)^†	0.84 (0.76, 0.92)^†	0.81(0.73, 0.90)^†	0.92 (0.85, 1.01)	0.74 (0.64, 0.87)^**	0.84 (0.72, 0.98)^*	0.86 (0.55, 1.33)	0.87 (0.58, 1.32)
Perceived drinking norms	---	1.04 (1.02, 1.07)^*	---	1.04 (1.03, 1.06)^*	---	1.06 (1.03, 1.09)^**	---	1.12 (1.03, 1.23)^*
Binge drinking	---	1.31 (1.27, 1.35) ^†	---	1.33 (1.29, 1.37)^†	---	1.31 (1.27, 1.35)^**	---	1.34 (1.26, 1.42)^**
College covariates
Midwest region	0.96 (0.79, 1.18)	0.96 (0.82, 1.19)	0.91 (0.75, 1.10)	0.92 (0.82, 1.03)	0.98 (0.80, 1.22)	1.00 (0.85, 1.18)	0.87 (0.45, 1.674)	0.86 (0.49, 1.51)
Urban/suburban	1.04 (0.74, 1.45)	1.03 (0.80, 1.31)	0.96 (0.75, 1.22)	0.98 (0.84, 1.13)	1.13 (0.87,1.46)	1.09 (0.94, 1.28)	1.20 (0.52, 2.76)	1.10 (0.59, 2.06)
Public institution	0.92 (0.45, 1.90)	0.95 (0.56, 1.63)	0.80 (0.41, 1.56)	0.81 (0.55, 1.20)	1.02 (0.56, 1.89)	1.01 (0.67, 1.53)	0.72 (0.12, 4.45)	0.73 (0.19, 2.79)
Religious institution	1.02 (0.61, 1.74)	1.04 (0.71, 1.52)	1.10 (0.69, 1.74)	1.10 (0.83, 1.47)	1.10 (0.70, 1.73)	1.07 (0.80, 1.44)	0.51 (0.15, 1.67)	0.63 (0.25, 1.59)
Student population	1.00 (1.00, 1.00)	1.00 (1.00, 1.00)	1.00 (1.00, 1.00)	1.00 (1.00, 1.00)	1.00 (1.00, 1.00)	1.00 (1.00, 1.00)	1.00 (1.00, 1.00)	1.00 (1.00, 1.00)
% white	1.01 (1.00, 1.02)^*	1.01 (1.00, 1.02)^*	1.01 (1.00, 1.02)^*	1.01 (1.00, 1.02)^*	1.01 (1.00, 1.02)^**	1.01 (1.00, 1.02)^**	1.04 (1.02, 1.06)^**	1.03 (1.01, 1.04)^**
% male	1.00 (0.97, 1.02)	1.00 (0.98, 1.02)	0.99 (0.97, 1.02)	0.99 (0.98, 1.01)	0.99 (0.97, 1.02)	0.99 (0.98, 1.01)	0.98 (0.93, 1.03)	0.99 (0.95, 1.03)
% living on campus	1.00 (0.98, 1.01)	0.99 (0.98, 1.01)	1.00 (0.98, 1.01)	0.99 (0.98, 1.00)	1.01(0.99, 1.03)	1.01(0.99, 1.02)	1.01 (0.97, 1.05)	1.00 (0.97, 1.04)
% in Greek organization	0.99 (0.97, 1.01)	0.99 (0.98, 1.01)	1.00 (0.98, 1.02)	1.00 (0.99, 1.02)	0.99 (0.96, 1.01)	0.99 (0.98, 1.01)	0.97 (0.91, 1.03)	0.98 (0.94, 1.03)
Survey response rate	0.99 (0.98, 1.00)	1.00 (0.99, 1.01)	1.00 (0.98, 1.01)	1.00 (0.99, 1.01)	0.97 (0.94, 1.00)	0.99 (0.98, 1.01)	0.95 (0.91, 1.00)	0.97 (0.93, 1.01)

p<.05,

^**

p<.01