Table 1. Demographic characteristics of participants.

	n	%
Sex
Boy	80	39.8
Girl	120	59.7
Did not disclose	1	0.5
Age
14	33	20.2
15	38	23.3
16	46	28.2
17	36	22.1
18	8	5.0
19	2	1.2
Race/ethnicity
Asian/Pacific Islander	7	3.5
Black/African American	4	2.0
Hispanic or Latino	9	4.5
Native American/American Indian	6	3.0
White/Caucasian	189	94.0
Other	2	1.0