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Table 2 Mixed effects regression model of perceived importance of substance use prevention

From: Perceived importance of substance use prevention in juvenile justice: a multi-level analysis

  Model 1
Unstandardized coefficient
(95% CI)
Model 2
Unstandardized coefficient
(95% CI)
Employee-level variables   
Substance use prevention as part of agency’s responsibilities (grand mean-centered) 1.104***
(0.564, 1.644)
1.074***
(0.550, 1.599)
Probation officer (vs. all other job types) −0.813
(− 1.823, 0.196)
− 0.415
(− 1.396, 0.566)
Works in behavioral health unit (vs. non-behavioral health unit) 0.391
(− 1.006, 1.789)
0.337
(− 1.028, 1.702)
Age in years (grand mean-centered) 0.071**
(0.019, 0.122)
0.078
(0.028, 0.128)
Female (vs. male) 1.466**
(0.526, 2.407)
1.443**
(0.529, 2.357)
Race/ethnicity
 Non-Hispanic white Reference Reference
 Non-Hispanic African American 1.313*
(0.115, 2.511)
1.345*
(0.215, 2.474)
 All others 0.304
(− 1.196, 1.804)
0.208
(− 1.236, 1.652)
Site-level variables
 Use of at least 1 evidence-based screening instrument (vs. no evidence-based screening instrument) 1.905**
(0.788, 3.022)
 Routine of drug testing during screening (vs. no routine use) 1.722***
(0.800, 2.644)
Substance use prevention programming
 Use of at least 1 evidence-based prevention program 0.738
(−0.388, 1.865)
 Use of a locally developed prevention program 0.343
(− 0.819, 1.505)
 No substance use prevention program Reference
Constant 45.103
(44.042, 46.165)
42.440
(40.994, 43.886)
Random-Effects Parameters
Variance(constant) 0.880
(0.406, 1.903)
1.38E−09
(5.84E−13, 3.25E− 06)
Variance(residual) 4.988
(4.672, 5.324)
4.902
(4.600, 5.224)
  1. Notes. *p < .05, **p < .01, ***p < .001 (two-tailed tests). Results reflect the pooled estimates from 15 imputed datasets (n = 492)