Table 2.

Base-case analysis modeling cost-effectiveness of interventions for 18 months with diminishing intervention benefits after 18 months

	EUC	CHW only	CHW + PL	CHW + PL vs. CHW only	CHW only vs. EUC	CHW + PL vs. EUC
Intervention cost1 ($)	234	820	1,599	779	586	1,365
Outcome cost ($)
10 years	71,934	71,899	71,226	–674	–35	–708
20 years	127,405	127,460	126,836	–624	55	–569
30 years	163,073	163,164	162,644	–520	92	–428
Total cost ($)
10 years	72,168	72,719	72,825	105	551	657
20 years	127,639	128,280	128,435	155	641	796
30 years	163,307	163,984	164,243	259	678	937
Life expectancy (years)
10 years	9.35	9.36	9.38	0.019	0.0040	0.0236
20 years	17.01	17.02	17.06	0.0478	0.0091	0.0569
30 years	22.65	22.66	22.72	0.0692	0.0096	0.0788
QALE (QALYs)
10 years	4.46	4.46	4.48	0.0147	0.0001	0.0149
20 years	7.05	7.05	7.07	0.0262	0.0015	0.0276
30 years	8.40	8.41	8.44	0.0316	0.0017	0.0333
Cost per QALY gained ($)
10 years				7,168	4,443,300	44,172
20 years				5,918	430,600	28,796
30 years				8,202	402,594	28,164

¹Intervention cost was the per-participant cost over the 18-month intervention period of the REACH Detroit trial.