Table 3.

Mean adjusted costs per participant by service domain over time and in housed vs. unhoused years

Service type	Year 1 (n=255)	Year 2 (n=255)	Housed years 1 and 2 combined (n=190)	Unhoused years 1 and 2 combined (n=320)	All years 1 and 2 combined (n=510)
Medical	2,568	3,461	4,147	2,342	6,029
Psychiatric	2,150	1,155	1,260	1,186	3,305
Substance	1,642	362	741	1,157	2,004
Homeless maintenance	640	183	265*	499*	1,029
Homeless amelioration	257	2	213	80	324
Total of above	7,811	5,518	7,055	6,432	13,329
Acute behavioral health	2,671	443	946	1,920	3,114
Outpatient mental health	295	155	197	214	450

Housed and unhoused years were compared in multivariate logistic regressions (one model for each category listed in the table) predicting cost, controlling for sociodemographics (gender, age, ethnic minority status) and lifetime psychiatric diagnoses (alcohol use disorder, cocaine use disorder, serious mental illness) at baseline,

^*p<.05.