Table 1.

Descriptive Statistics.

Variable	%	M	SD
Gender (N = 347)
Males	91.4
Females	8.6
First-time offenders versus recidivists (N = 317)
First-time offenders	11.0
Recidivists	89.0
Age (N = 317) (years)		31.86	8.72
Less than 25	26.5
25–44years	64.7
More than 45	8.8
Duration (N = 179) (years)		70.84	16.54
Less than 5	26.3
5–7	55.9
More than 8	17.8

Note. Age is measured in years; treatment duration is measured in months.