Table 1.

Overview of comparisons of case management interventions

Category	Intervention	Comparisons
1. Case management	1. A. High intensity case management	1. A.1. Usual services
		1.A.2. Low intensity case management
		1.A.3. Other intervention (no case management or housing program)
	1.A. High intensity case management (with consumer case management)	1.A.4. High intensity case management (without consumer case management)
	1.B. Low intensity case management	1.B.1. Usual services
		1.B.2. Low intensity case management
		1.B.3. Other intervention (no case management or housing program)
	1.C. Critical time intervention	1.C.1. Usual services
Abstinence‐contingent housing programs	2.A. Abstinence‐contingent housing with case management	2.A.1. Usual services
		2.A.2. Case management
	2.B. Abstinence‐contingent housing with day treatment	2.B.1. Usual services
		2.B.2. Day treatment
		2.B.3. Non‐abstinence‐contingent housing with day treatment
		2.B.4. Abstinence‐contingent housing with community reinforcement approach
3. Non‐abstinence contingent housing programs	3.A. Housing First	3.A.1. Usual services
		3.A.2. Abstinence‐contingent housing
	3.B. Non‐abstinence‐contingent housing with high intensity case management	3.B.1. Usual services
	3.B. Non‐abstinence‐contingent group living arrangements with high intensity case management	3.B.2. Non‐abstinence‐contingent independent apartments with high intensity case management
	3.B. Non‐abstinence‐contingent housing with high intensity case management	3.B.3. Abstinence‐contingent housing with high intensity case management
	3.B. Non‐abstinence‐contingent housing with day treatment	3.B.4. Day treatment
4. Housing vouchers with case management	4. Housing vouchers with case management	4.1. Usual services
		4.2. Case management
5. Residential treatment	5. Residential treatment	5.1. Usual services