Table 3.

Assessments completed at assessment phases.

Assessments		Assessment Phase
		T1	T2	T3
BASELINE
	Drug use and UDS	X
PRIMARY OUTCOME
	The performance on UDS		X	X
SECONDARY OUTCOMES
	Longest duration of sustained abstinence			X
	Interaction with social workers			X
	The decrease rate of addiction-related issues severity index			X

T1: Baseline assessment.

T2: Duration of 6-month intervention.

T3: Completion of 6-month intervention.