Table 1.

Participant baseline characteristics

	Post-release (N=6)	Pre-release (N=9)	p-value*
White race (%)	100	71.4	0.47
Male (%)	100	88.9	1.00
Any lifetime use (%):
heroin	100	100	1.00
other opioid	75.0	87.5	1.00
cocaine	75.0	100	0.33
Injection drug	25.0	62.5	0.55
Age (mean)	33.6	38.9	0.32
Years of education (mean)	11.0	11.6	0.61
Employed (%)	33.3	14.1	0.56
Drug risk score (mean)	1.0	1.9	0.66
Sex risk score (mean)	3.2	3.9	0.65

^*Fisher’s exact test for categorical, t-test for continuous variables