Table 1.

Descriptive statistics for study variables

Variable	N	Percent reporting behavior	Range	Mean	Standard deviation
Outcomes
Recent alcohol use	323	33.4%	1–9	2.58	2.47
Alcohol binge drinking	323	23.8%	1–6	1.52	1.14
Recent cigarette use	323	37.8%	1–9	2.76	2.67
Recent marijuana use	321	3.1%	1–9	1.06	0.63
Substance use intentions	323		1–4	1.63	0.69
Normative approval of usea	316		−2.7 to 2.2	0.00	1.00
Positive drug expectancies	323		1–5	2.09	0.99
Peer substance usea	316		−3.4 to 2.8	0.00	1.00
Substance offers received	323	80.7%	1–7.7	2.60	1.63
Sells or gives substances	323	26.7%	1–3	1.21	0.39
Pressured to use substances	323	31%	0–3	0.37	0.62
Substance offer vulnerability	323		1–5	2.12	1.12
Predictors: gender identity
Affective femininity	320		1–5	3.42	0.76
Assertive masculinity	320		1–5	3.46	0.82
Submissive femininity	319		1–4.8	2.37	0.81
Aggressive masculinity	319		1–4.7	2.17	0.76
Controls
Female (1) vs. male (0)	323		0–1	0.44	0.49
Age in years	319		13–22	15.73	0.94
Usual grades	323		1–4	2.11	0.73
Socioeconomic status	319		0–7	4.15	2.13

^aFactor scores.