Table 2.

Baseline and 6-Month Comparison of Variables Assessing Outcome over a 6-Month Period of Time (N=46)

Variable	Baseline	Six Months	Z Score
Number of Months Used Substances	3.0	0.80	−4.5***
Peak Density (maximum days/month)	19.4	11.1	−2.3*
Days Worked	23.3	28.0	NS
Arrests	0.7	0.1	−2.9**

^***p<.001,

^**p<.01,

^*p<.05

Note: Findings reported are means for the six month period before entering the SLH versus the six month period after. Paired comparisons were conducted using Wilcoxon Signed Ranks Tests. Peak Density only assessed individuals who relapsed (N=14).