Table 7.
Homogeneity statistics for sexual, general and violent/combination recidivism.
| Homogeneity
within all groups |
Homogeneity
among all groups |
|||||
|---|---|---|---|---|---|---|
| Variable | Qw | df | p | Qb | df | p |
| Sexual recidivism | ||||||
| Treatment mandate | 54.73 | 11 | .000 | 0.07 | 1 | .794 |
| Epidemiology | 67.28 | 17 | .000 | 0.07 | 1 | .798 |
| Treatment setting | 65.82 | 17 | .000 | 0.24 | 1 | .626 |
| Decade of implementation | 55.68 | 16 | .000 | 7.68 | 2 | .021 |
| CBT features | 54.79 | 15 | .000 | 0.01 | 1 | .907 |
| Therapy form | 59.50 | 15 | .000 | 0.05 | 1 | .826 |
| Follow-up period | 62.35 | 16 | .000 | 0.01 | 1 | .917 |
| General recidivism | ||||||
| Treatment mandate | 23.84 | 6 | .001 | 1.12 | 1 | .290 |
| Epidemiology | 29.59 | 10 | .001 | 0.33 | 1 | .564 |
| Treatment setting | 28.31 | 10 | .002 | 1.46 | 1 | .226 |
| Decade of implementation | 28.29 | 9 | .001 | 1.13 | 2 | .568 |
| CBT features | 25.47 | 9 | .002 | 0.73 | 1 | .393 |
| Violent/combination recidivism | ||||||
| Treatment mandate | 35.76 | 6 | .000 | 0.97 | 1 | .324 |
| Epidemiology | 46.51 | 9 | .000 | 0.80 | 1 | .373 |
| Treatment setting | 46.37 | 9 | .000 | 0.10 | 1 | .756 |
| Decade of implementation | 31.20 | 8 | .000 | 7.45 | 1 | .006 |
| Therapy form | 37.74 | 9 | .000 | 2.15 | 1 | .143 |
| Follow-up period | 45.94 | 9 | .000 | 0.09 | 1 | .761 |
Note. df = degrees of freedom; p = error probability; Qb = omnibus test of homogeneity between categories; Qw = test of homogeneity within all studies.