Table 4.

Log Odds Coefficients and Odds Ratio for Alcohol Drinking Initiation Groups with Gender, Family SES, and Risk Factors

		Model 1			Model 2			Model 3
		Early Adolescent Risk			Mid Adolescent Risk			Late Adolescent Risk
Initiation Groups	Effect	Logit	Odds ratio	95% CI	Logit	Odds ratio	95% CI	Logit	Odds ratio	95% CI
Early Adolescent Initiators (37.6%)	Male	0.152	1.165	0.589, 2.302
	Family SES	−0.272*	0.762	0.590, 0.984
	Social	0.176	1.193	0.912, 1.561
	Attitudinal	0.155	1.168	0.938, 1.456
	Intrapersonal	0.007	1.007	0.829, 1.223
Mid Adolescent Initiators (33.6%)	Male	0.439	1.552	0.784, 3.073	0.315	1.370	0.671, 2.798
	Family SES	−0.222	0.801	0.620, 1.035	−0.368**	0.692	0.525, 0.912
	Social	0.047	1.048	0.798, 1.375	0.227	1.255	0.987, 1.297
	Attitudinal	−0.051	0.951	0.757, 1.194	0.128	1.136	0.948, 1.362
	Intrapersonal	0.014	1.015	0.833, 1.236	−0.081	0.923	0.786, 1.083
	Racial	--	--	--	0.121	1.128	0.984, 1.293
	Discrimination
Late Adolescent Initiators (19.8%)	Male	−0.060	0.942	0.448, 1.981	−0.213	0.808	0.379, 1.725	−0.293	0.746	0.340, 1.638
	Family SES	−0.355*	0.701	0.531, 0.926	−0.487**	0.615	0.458, 0.825	−0.380**	0.684	0.525, 0.891
	Social	0.009	1.009	0.750, 1.357	−0.020	0.980	0.757, 1.270	0.104	1.110	0.830, 1.483
	Attitudinal	0.018	1.018	0.797, 1.301	0.106	1.112	0.916, 1.351	−0.025	0.976	0.780, 1.221
	Intrapersonal	−0.130	0.878	0.704, 1.095	−0.145	0.865	0.726, 1.030	−0.034	0.967	0.817, 1.144
	Racial	--	--	--	0.071	1.074	0.927, 1.244	0	1.000	0.843, 1.188
	Discrimination
	Nagelkerke R2	.105			.190			.103

Note: reference group is abstainers. Model based on early adolescent risk factors (N=500); Model based on mid adolescent risk factors (N=312); Model based on late adolescent risk factors (N=144).

^*p < .05.

^**p < .01. CI: confidence interval.