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. Author manuscript; available in PMC: 2020 May 1.
Published in final edited form as: J Subst Abuse Treat. 2019 Jan 17;100:8–17. doi: 10.1016/j.jsat.2019.01.013

Table 2.

Baseline demographics of the sample (N=112) and by group status.

Variable Total

(N=112)
MBRP-A group
(N=57)
Control group

(N=55)
p value1

Self-reported alcohol and other substance use-related outcomes

Age, mean (SD) 41.0 (12.2) 40.5 (12.1) 41.9 (11.9) 0.502

Male, n (%) 63 (56.2) 34 (59.7) 29 (52.7) 0.460

Ethnicity, n (%)
  Hispanic or Latino 3 (2.7) 1 (1.8) 2 (3.6) 0.537

Race, n (%)
  White 101 (91.0) 49 (86.0) 52 (96.3) 0.074
  Black/African American 5 (4.5) 5 (8.8) 0 (0.0)
  Other 5 (4.5) 3 (5.3) 2 (3.7)

Education, n (%)
  Less than high school/GED 3 (2.7) 3 (5.3) 0 (0.0) 0.220
  High school/GED 15 (13.4) 8 (14.0) 7 (12.7)
  College 82 (73.2) 42 (73.7) 40 (72.7)
  Graduate degree 12 (10.7) 4 (7.0) 8 (14.6)

Employment (past 90 days), n (%)
  Unemployed 36 (32.1) 22 (38.6) 14 (25.5)
  Employed (part or full time) 62 (55.4) 25 (43.9) 37 (67.3) 0.036
  Other2 14 (12.5) 10 (17.5) 4 (7.3)

Annual Income (past year), n (%)
  < $20,000 52 (46.4) 29 (50.9) 23 (41.8) 0.160
  $20,000 to $34,999 23 (20.5) 9 (15.8) 14 (25.5)
  $35,000 to $49,999 13 (11.6) 4 (7.0) 9 (16.4)
  ≥ $50,000 24 (21.4) 15 (26.3) 9 (16.4)
1

p<0.05 (Chi square test for categorical, two-sample t-test for continuous variables)

2

Public assistance, Supplemental Security Income, temporary leave, retired