Table 1.

Descriptive statistics for longitudinal cohort of alternative high school students (n=777) assessed over a three-year period.

	All	Male	Female	p value
Sex N(%)	777(100%)	436(56.1%)	341(43.9%)
Age M(SD)	16.62(1.04)	16.72(1.06)	16.49(0.99)	0.002
Ethnicity N(%)				0.29
Native American/Alaska Native	3(0.4%)	3(0.7%)	0(0)
Asian	4(0.5%)	3(0.7%)	1(0.3%)
Black	26(3.44%)	12(2.83%)	14(4.22%)
Native Hawaiian/Pacific Islander	4(0.5%)	4(0.9%)	0(0)
White	103(13.6%)	54(12.7%)	49(14.8%)
Mixed	123(16.3%)	72(16.9%)	51(15.4%)
Hispanic	493(65.2%)	276(65.1%)	217(65.4%)
W1 Gateway Drug Use Past Year M(SD)	2.57(2.83)	2.83(2.97)	2.24(2.61)	0.0042
W1 Hard Drug Use Past Year M(SD)	0.42(1.07)	0.44(1.14)	0.39(0.97)	0.61
W3 Hard Drug Use Past Year M(SD)	0.36(1.08)	0.41(1.12)	0.31(1.04)	0.38
W2 Latitude of Acceptance M(SD)	−1.68(1.22)	−1.51(1.29)	−1.86(1.10)	0.0016