. Author manuscript; available in PMC: 2013 Nov 23.

Published in final edited form as: Subst Use Misuse. 2004 Jun;39(7):1061–1094. doi: 10.1081/ja-120038030

Table 4.

OLS regression analysis of lifetime drug use.

	Lifetime alcohol use (number of drinks, log)		Lifetime cigarette use (number, log)		Lifetime marijuana use (number of “hits,” log)		Number of seven different drugs ever used
	b	b	b	b	b	b	b	b
Intercept	0.809^a	0.800^a	0.373^a	0.365^a	0.098^a	0.095^a	0.867^a	0.848^a
Age	0.055^a	0.055^a	0.079^a	0.079^a	0.075^a	0.074^a	0.167^a	0.167^a
Gender (M = 1, F = 0)	0.120^a	0.125^a	0.075^a	0.080^a	0.065^a	0.067^a	0.217^a	0.229^a
Usual grades	−0.056^a	−0.055^a	−0.064^a	−0.064^a	−0.060^a	−0.060^a	−0.158^a	−0.158^a
English: fam./Fr.	0.085^a	0.088^a	0.053^a	0.055^a	0.071^a	0.072^a	0.123^a	0.128^a
School lunch	−0.109^a	−0.116^a	−0.031	−0.036	−0.041	−0.043	−0.162^c	−0.173^c
Mexican only	0.152^a	0.164^a	0.167^a	0.176^a	0.230^a	0.233^a	0.438^a	0.459^a
Other Latino only	0.068	0.069	0.052	0.052	0.172^b	0.165^b	0.156	0.139
African Amer. only	−0.103	−0.094	−0.044	−0.034	0.176^a	0.177^a	0.017	0.037
Amer. Indian only	−0.154^c	−0.144^c	0.220^a	0.229^a	0.332^a	0.335^a	0.531^a	0.551^a
Mexican–Mixed ID	0.186^a	0.204^a	0.222^a	0.232^a	0.285^a	0.292^a	0.602^a	0.633^a
Other mixed ID	0.021	0.028	0.105^c	0.105^c	0.113^b	0.110^c	0.237^c	0.236^c
Ethnic ID	0.013	−0.071^c	−0.012	−0.081^b	−0.021^c	−0.036	−0.065^b	−0.213^a
Mex.×ethnic ID		0.109^a		0.098^b		0.018		0.200^b
Other Lat.×eth. ID		−0.005		−0.008		−0.057		−0.155
Afr. Am.×eth. ID		0.080		0.097^c		0.011		0.182
Indian×ethnic ID		0.144^c		0.174^b		0.102^c		0.476^a
Mex. mix.×eth. ID		0.125^b		0.073		0.047		0.219^c
Other mix.×eth. ID		0.063		−0.002		−0.032		−0.018
R ²	0.053	0.057	0.060	0.064	0.096	0.098	0.074	0.079
N	4177	4177	4190	4190	4176	4176	4208	4208

p<0.001.

p<0.01.

p<0.05.