Methods	Design: Extension of a multicenter randomized control trial
	Setting: Toronto, Canada
	Follow up: Up to 6 years
	Recruitment: Participants were recruited from community agencies and institutions serving homeless individuals
	Randomization: Using adaptive techniques, randomization was automated by the central data collection system
	Allocation: The allocation algorithm was concealed from researchers and participants
	Blinding: Researchers and participants were not blinded to treatment assignment
	Timing of outcome assessment: Every 6 months for up to 6 years
	Outcome assessor: Interviewers who used active outreach. No further details available
Participants	Population: Absolutely homeless or precariously housed individuals with mental illness with moderate or high support needs
	Sample size:
	Total = 414
	High needs: Intervention n = 79, TAU n = 62
	Moderate needs: Intervention n = 160, TAU n = 113
Interventions	Intervention:
	Permanent housing with assertive community treatment offering multidisciplinary team‐based care, available 24 h per day and 7 days per week, and provided services primarily in the community, for participants with high support needs; permanent housing with intensive case management support, for up to 12 h per day for 7 days a week, with a case load of 17 participants per case manager for participants with moderate support needs; participants with moderate needs who self‐identified as ethnoracial individuals were provided with ethnoracial‐specific intensive case management services.
	Comparator:
	Participants assigned to TAU had access to a variety of housing, health, and social services in the community, including primary, specialty and hospital care, case management, and supportive housing.
Outcomes	Housing stability, quality of life, substance use
Notes