Total

Variables N %
Gender
14–15
16–17
18
550
292
149
7
100
53.3
45.4
1.3
Race
Ethnic Minority
Non-Hispanic White

324
223     

59.2
40.8    
Free school lunch 314      57.5
Substance Usea
Alcohol           
Amphetamine 
Ecstasy
Marijuana

352
50
112
394

73.3
10.4
23.3
81.9
Sexual Behaviorsa,b
Number of sexual partners
Unprotected vaginal sex
Unprotected oral sex
Ever had sex while high
Ever had sex while partner high
Ever exchanged sex for drugs 
Ever exchanged sex for money

221
270
194
339
324
33
48

81.8
55.5
88.2
62.2
59.6
7.1
10.3
*P< 0.05, **P< 0.01
1missing data with some items
aIn the 2 months prior to being detained
bAssessed only for participants who reported having had vaginal sex

Table 1: Demographic characteristics of detained youth (N=550)1.
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