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. Author manuscript; available in PMC: 2015 Nov 1.
Published in final edited form as: Psychiatr Serv. 2014 Oct 31;65(11):1325–1331. doi: 10.1176/appi.ps.201300408

Table 2.

Bivariate comparisons between ever-incarcerated and never-incarcerated participants with co-occurring disorders

Not incarcerated during the
study period
Incarcerated during the study
period
Total N=123 62.1% N=75 37.9%

Baseline Variables N % N % Χ2 or
t-test
df p-value
Age (mean ± SD) 37.4 8.0 35.0 7.2 2.12 195 0.04
Gender 0.82 1 0.36
  Male 91 74 51 68
  Female 32 26 24 32
Race-ethnicity 13.65 3 0.003
  White 42 36 12 16.7
  Hispanic 21 18 7 (10
  African-American 55 47 53 74
  Other 5 4 2 3
Diagnosis 0.26 1 0.61
  Mood disorders 22 18 11 15
  Psychotic disorders 101 82 62 85
Prior incarceration 19.28 1 <0.001
  Yes 54 45 56 78
  No 65 55 16 22
Experimental condition 0.02 1 0.88
  Assertive Community Treatment 62 50 37 49
  Standard case management 61 50 38 51
Site 1.29 1 0.26
  Site 1 66 54 34 45
  Site 2 57 46 41 55

Variables Collected During the Study

Alcohol use disorder 3.12 1 0.08
  Yes 96 78 50 67
  No 27 22 25 33
Drug use disorder 8.41 1 0.004
  Yes 93 76 69 92
  No 30 24 6 8
Cocaine use 5.89 1 0.02
  Yes 62 50 51 68
  No 61 50 24 32
Social contact with non-user 13.04 1 <.001
  Yes 83 68 31 41
  No 40 33 44 59
Competitive job 3.48 1 0.06
  Yes 47 38 19 25
  No 76 62 56 75
Homeless 6.38 1 0.01
  Yes 56 46 48 64
  No 67 56 27 36
Substance Abuse Treatment Scale 33.64 7 <.001
  Pre-engagement 2 2 5 7
  Engagement 17 16 27 39
  Early persuasion 31 29 28 40
  Late persuasion 16 15 6 9
  Early active treatment 12 11 0 0
  Late active treatment 7 7 1 1
  Relapse prevention 18 17 2 3
  In remission or recovery 5 5 1 1