Skip to main content
. Author manuscript; available in PMC: 2009 Nov 20.
Published in final edited form as: Dev Psychol. 2007 Nov;43(6):1531–1543. doi: 10.1037/0012-1649.43.6.1531

Table 1.

Demographic Information by Sample

Detained
(N = 686)
Lower income
(N = 707)
Community
(N = 929)
Serious offender
(N = 1,354)
Total
(N = 3,676)





Demographic N % of
sample
N % of
sample
N % of
sample
N % of
sample
N % of
sample
Age (years)
    10–11 6 1% 30 4% 116 12% 152 4%
    12 20 3% 29 4% 71 8% 120 3%
    13 48 7% 57 8% 66 7% 171 5%
    14 78 11% 54 8% 66 7% 162 12% 360 10%
    15 108 16% 105 15% 62 7% 255 19% 530 14%
    16 86 12% 97 14% 69 8% 412 30% 664 18%
    17 107 16% 102 14% 72 5% 414 30% 695 19%
    18 33 5% 50 7% 46 5% 111 8% 241 7%
    19 37 5% 30 4% 43 4% 110 3%
    20 38 6% 36 5% 40 4% 114 3%
    21–22 63 9% 72 10% 61 6% 196 5%
    23+ 62 9% 45 6% 217 23% 324 9%
Sex
    Male 455 66% 402 57% 457 49% 1169 86% 2484 68%
    Female 231 34% 305 43% 471 51% 176 14% 1183 32%
    Missing 1 <1% 9 1% 10 <1%
Ethnicity
    White 222 32% 262 37% 222 24% 274 20% 980 27%
    Black 274 40% 280 40% 273 29% 561 41% 1389 38%
    Asian 7 1% 4 1% 141 15% 2 <1% 154 4%
    Hispanic 175 26% 151 21% 198 21% 454 34% 978 26%
    Other 6 1% 9 1% 92 10% 63 5% 170 5%
    Missing 2 <1% 1 <1% 3 <1% 6 <1%
Socioeconomic status
    Lowest 281 41% 256 36% 127 14% 442 12% 1106 30%
    Low 233 34% 196 28% 208 22% 518 14% 1155 31%
    Average 110 16% 158 22% 311 26% 274 8% 853 23%
    High 43 6% 72 10% 195 21% 74 2% 384 10%
    Highest 11 2% 18 2% 88 10% 21 2% 138 4%
    Missing 8 1% 7 1% 25 2% 41 1%