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Table 2 Effects of drug treatment court participation on two-year recidivism

From: The effects of participation level on recidivism: a study of drug treatment courts using propensity score matching

 

Referred

Enrolled

Completed

Referred but did not enroll (T) vs. not-referred (C)

Enrolled but not complete (T) vs. referred but did not enroll (C)

Completed DTC (T) vs. enrolled but did not complete (C)

(Nt= Nc= 1,989)

(Nt= Nc= 887)

(Nt= Nc= 600)

 

T (%)

C (%)

ATT

T (%)

C (%)

ATT

T (%)

C (%)

ATT

Re-arrest

73.2

71.2

2.0

66.7

75.9

−9.1**

53.3

64.5

−11.2**

  Felony

20.8

19.8

1.0

14.0

22.9

−8.9**

6.3

11.8

−5.5**

  Misdemeanor

52.4

51.4

1.0

52.8

53.0

−0.2

47.0

52.7

−5.7*

Re-arrest for a substance-related offense

31.9

31.0

0.9

24.4

35.1

−10.7**

17.3

23.0

−5.7*

  Felony

13.8

13.5

0.3

9.4

15.2

−5.9**

4.2

8.3

−4.2**

  Misdemeanor

18.0

17.4

0.6

15.0

19.8

−4.8**

13.2

14.7

−1.5

Re-arrest for a violent offense

8.5

6.8

1.7*

7.1

8.1

−1.0

4.0

6.5

−2.5

  Felony

2.1

1.6

0.5

1.6

2.1

−0.6

0.2

1.5

−1.3*

  Misdemeanor

6.5

5.2

1.3

5.5

6.0

−0.5

3.8

5.0

−1.2

  1. Note: **p < 0.01, *p < 0.05; T = treatment; C = comparison; ATT = Average treatment effect on the treated.
  2. ATTs were calculated using t-tests following propensity score matching.