Volume 75 Number 2
Federal Probation
 
     
     
 
  A Random (Almost) Study of Staff Training Aimed at Reducing Re-arrest (STARR): Reducing Recidivism through Intentional Design

Tables

   

 

Table 1.

Distribution of pre- and post-training cases by supervision type

  Pre Training Post Training
  Experimental Control Experimental Control
Pretrial 52 56 30 26
Post conviction 394 289 265 192

 

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Table 2.

Descriptive statistics for demographic characteristics of clients

  All (1304) Experimental (747) Control (547)
Variable Percent or Mean Percent or Mean Percent or Mean
Female 15% 15% 15%
Minority 57% 57% 57%
Percent moderate-risk 50% 48% 53%
Percent high-risk 50% 52% 47%
Age 34.78 34.95 34.55
RPI Score 5.61 5.69 5.49

 

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Table 3.

Post training use of reinforcement and disapproval by group

  Did Not Use Skill Used Skill
N % N %
Experimental 230 66% 117 34%
Control 139 83% 29 17%

χ2(1) = 15.090; p = 0.05; η = 0.171

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Table 4.

Post-training percent of interactions where cognitions, peers, or impulsivity were discussed

  Not Discussed Discussed
N % N %
Experimental 196 56% 151 44%
Control 117 70% 51 30%

χ2(1) = 8.222; p ≤ 0.05; η = 0.126

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Table 5.

Post-training percent of interactions where cognitive model was used

  Not Discussed Discussed
N % N %
Experimental 289 83% 58 17%
Control 167 99% 1 1%

χ2(1) = 28.995; p ≤ 0.05; η = 0.237

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Table 6.

Failure rates for moderate and high-risk clients by group membership

  Failure Rate
  Pre-training1 Post-training2
Control Officers 130/345 (38%) 75/218 (34%)
Experimental Officers 175/446 (39%) 78/295 (26%)

1 χ2 (1)= 0.199; p > 0.05
2 χ2 (1)= 3.798; p ≤ 0.05

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Table 7.

Failure rates for moderate-risk clients by group membership

  Failure Rate
  Pre-training1 Post-training2
Control Group Officers 58/188 (31%) 36/113 (32%)
Experimental Group Officers 71/221 (32%) 22/135 (16%)

1 χ2 (1)= 0.782; p > 0.05
2 χ2 (1)= 8.314; p ≤ 0.05

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Table 8.

Failure rates for high-risk clients by group membership

  Failure Rate
  Pre-training1 Post-training2
Control Group Officers 72/157 (46%) 39/105 (37%)
Experimental Group Officers 104/225 (46%) 56/160 (35%)

1 χ2 (1)= 0.005; p > 0.05
2 χ2(1)= 0.127; p > 0.05

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Table 9.

Multivariate analyses of client outcomes

  Model 1 Model 2 Model 3
Variable B SE P B SE P B SE P
Minority .088 .126 .485 .085 .127 .501 .088 .127 .486
Female -.435 .182 .017 -.441 .182 .015 -.438 .182 .016
Age -.040 .007 .000 -.040 .007 .000 -.040 .007 .000
High-risk .553 .124 .000 .556 .125 .000 .467 .137 .001
Pre-post Period -.423 .125 .001 -.142 .187 .448 -.139 .187 .455
Group -.110 .121 .365 .760 .153 .620 .080 .152 .601
Pretrial -.156 .192 .415 -.149 .192 .603 -.157 .192 .413
Group x Pre-Post -.505 .251 .044 -.810 .326 .013
Group x Pre-Post X High Risk .486 .319 .129
Constant .719 .276 .009 .628 .281 .025 .672 .282 .017

 

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