Table 5.

Transitional models for 2-hour heavy episodic drinking, including the full model and submodels for work, residence, and school status

	2-hour heavy episodic drinking as the outcome
Variable	Full model OR [95% CI]	Submodel 1a OR [95% CI]	Submodel 2a OR [95% CI]	Submodel 3a OR [95% CI]
Gender
Male (ref.)
Female	0.71 [0.58, 0.88]**	0.74 [0.60, 0.91]**	0.72 [0.58, 0.88]***	0.73 [0.59, 0.89]**
Race/ethnicity
White (ref.)
African American	0.65 [0.47, 0.91]**	0.65 [0.46, 0.91]**	0.64 [0.46, 0.89]**	0.65 [0.46, 0.92]**
Hispanic	0.81 [0.61, 1.08]	0.78 [0.58, 1.04]	0.81 [0.61, 1.07]	0.80 [0.61, 1.05]
Other	0.91 [0.40, 2.09]	0.88 [0.39, 1.98]	0.90 [0.40, 2.05]	0.89 [0.39, 2.02]
Family structure
Both biological parents (ref.)
Biological and stepparent	0.95 [0.71, 1.27]	0.95 [0.72, 1.27]	0.95 [0.71, 1.26]	0.96 [0.73, 1.27]
Single parent	0.86 [0.64, 1.14]	0.85 [0.64, 1.13]	0.85 [0.64, 1.13]	0.85 [0.64, 1.13]
Other	1.01 [0.73, 1.40]	0.99 [0.70, 1.38]	0.99 [0.72, 1.38]	1.01 [0.73, 1.40]
Parental education
High school or less (ref.)
Some college	1.07 [0.84, 1.34]	1.08 [0.86, 1.36]	1.07 [0.85, 1.36]	1.07 [0.84, 1.35]
Bachelor’s degree or higher	1.10 [0.84, 1.43]	1.19 [0.92, 1.55]	1.11 [0.85, 1.44]	1.13 [0.86, 1.48]
Alcohol use in previous wave
No (ref.)
Yes	5.54 [4.00, 7.66]***	5.53 [3.99, 7.66]***	5.54 [4.02, 7.63]***	5.58 [4.07, 7.64]***
Wave
2 (ref.)
3	1.25 [0.96, 1.61]	1.24 [0.96, 1.60]	1.24 [0.96, 1.61]	1.24 [0.96, 1.61]
4	1.56 [0.94, 2.59]	2.27 [1.58, 3.28]***	1.64 [1.19, 2.26]**	3.19 [2.37, 4.31]***
Depressive symptoms, previous	1.10 [0.98, 1.24]	1.09 [0.98, 1.21]	1.10 [0.98, 1.23]	1.10 [0.98, 1.23]
Parental knowledge, previous	0.84 [0.69, 1.03]	0.85 [0.69, 1.04]	0.84 [0.69, 1.03]	0.85 [0.69, 1.04]
Parental expectations, previous	0.91 [0.87, 0.96]***	0.92 [0.87, 0.97]**	0.91 [0.87, 0.96]***	0.91 [0.87, 0.97]***
5 friends’ drinking, previous
Never (ref.)
Almost never/sometimes	2.04 [1.58, 2.63]***	2.10 [1.63, 2.70]***	2.07 [1.62, 2.64]***	2.08 [1.62, 2.66]***
Often/always	3.69 [2.65, 5.12]***	3.74 [2.69, 5.21]***	3.67 [2.64, 5.09]***	3.70 [2.66, 5.14]***
Working status at Wave 4
Not working (ref.)
20 hours or less	1.32 [0.64, 2.71]	1.24 [0.63, 2.45]	–	–
21–30 hours	0.87 [0.50, 1.52]	0.63 [0.37, 1.05]	–	–
>30 hours	1.69 [0.97, 2.93]	1.11 [0.65, 1.90]	–	–
Residential status at Wave 4
Home (ref.)
On campus	2.59 [1.58, 4.24]***	–	2.63 [1.76, 3.92]***	–
Own place	1.21 [0.81, 1.81]	–	1.25 [0.83, 1.87]	–
School status at Wave 4
College/university (ref.)
Technical school/community college	0.96 [0.61, 1.51]	–	–	0.56 [0.39, 0.81]***
Not attending	0.82 [0.43, 1.55]	–	–	0.52 [0.30, 0.92]*

Notes: Ref. = referent.

^aEach submodel includes only one environmental variable, without inclusion or adjustment for the other environmental variables.

^*p < .05;

^**p < .01;

^***p < .001.