Table 2:

Estimated Absolute and Relative Changes in Utilization by Intervention

	Emergency Department Visits
	Mean Event Count
	Intervention	Matched Comparison	P	Incidence rate ratio	P
Medically Tailored Meals	0.63	2.10	****	0.30	****
Non-Tailored Food	0.90	1.59	****	0.56	****
	Inpatient Admissions
	Event Count
	Intervention	Matched Comparison	P	Incidence rate ratio	P
Medically Tailored Meals	0.27	0.56	**	0.48	**
Non-Tailored Food	0.43	0.49		0.88
	Emergency Transportation Events
	Event Count
	Intervention	Matched Comparison	P	Incidence rate ratio	P
Medically Tailored Meals	0.46	1.60	****	0.28	****
Non-Tailored Food	1.06	1.70	****	0.62	****

Table presents estimated absolute number of events (‘count’) and relative differences [incidence rate ratio], with associated p-value. Estimates from negative binomial models adjusted for: Received Medically Tailored Meal, Index Year, Total costs in 12 months prior to intervention, Risk Score, Comorbidity Index, CCA Enrollment Year, Insurance Product, Age, Age squared. Percent of ZCTA that is rural, Percent households in ZCTA living in poverty, Non-Hispanic White, Non-Hispanic Black, Hispanic, Female, prescription of medication classes prior to intervention (Insulin, Anti – hypertensive, Other CVD medication, Anticoagulant, Proton Pump Inhibitor, Anti-retroviral, Percent of Medicare beneficiaries in ZIP code that had PCP visit in last 12 months, English primary language, Phosphate binder, Inhaler, Oral steroids, and Antibiotics), and follow-up time

Abbreviations: CCA—Commonwealth Care Alliance; ZCTA—ZIP Code Tabulation Area; CVD—Cardiovascular Disease; PCP—Primary Care Provider

^*p<.1

^**p < .05

^***p<.01

^****p<.001

Source: Authors’ analysis of CCA data