Table 1.

Descriptive Sample Demographics by Age and Gender

Variable	Age (14–18) N=161, 26.9%		Age (19–24) N=438, 73.1%
	Male (97, 60.3%)	Female (64, 39.7%)	Male (255, 58.2%)	Female (183, 41.8%)
Race
African American	57 (58.8%)	40(62.5%)	146(57.3%)	106 (57.9%)
Caucasian	28(28.9%)	17(26.6%)	90 (35.3%)	59(32.2%)
Other	12(12.4%)	7(10.9%)	19(7.5%)	18(9.8%)
Received Public Assistance***	65(67.1%)	46(71.9%)	167(65.5%)	159(86.9%) ***
Drop out of School	23(23.7%)	16(25.0%)	86(33.7%)	55 (30.1%)
% Treated for Violent Injury in ED	57(58.8%)	37(57.8%)	149(58.4%)	106(57.9%)
% of Sample Using Substances 30 Days Prior to ED Visit Based on TLFB
Alcohol	4.5%	6.5%**	13.2%	12.6%
Marijuana	46.7%	41.2%***	59.1%	48.1%***
Cocaine ***	0.1%	0.1%	0.3%	1.8%***
Non-medical use of prescription drug	2.6%	0.3%***	3.7%	1.9%***
Non-medical use of prescription sedative***	2.3%	0.2%***	1.4%	0.6%***
Non-medical use of prescription opiate***	0.3%	0.1%	2.3%	1.4%***

Note.

^*p<.05

^**p<.01

^***p<.0001.

Indicates significant differences between males and females within age group.