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Table 1 Demographic Characteristics of the Sample (N = 509)

From: Peer relations scale for adolescents treated for substance use disorder: a factor analytic presentation

Characteristic Percent Number
Age 1   
< 18 years 52.0 265
≥ 18 years 48.0 244
Gender 65.0 331
  35.0 178
Race   
African-American 6.5 33
Caucasian 86.6 438
Hispanic 5.8 29
Asian/PI 0.8 4
Other 0.3 2
Primary Drug of Dependence   
Alcohol 29.7 151
Amphetamines 3.4 17
Marijuana 55.4 283
Cocaine 8.4 42
Opiates 2.0 10
Other Drug 1.1 6
  1. 1Mean = 17.34, S.D. 1.55, Range 12-21.