Table 3.

Characteristics of neighborhoods where enrolled patients live

Neighborhood characteristic		Zip Code Tabulation Area (% of children)	Census Tract (% of children)	Block Group (% of children)
Median Household Income ($)	<15,000	5.6	9.8	12.3
	15–29,999	23.1	27.7	26.2
	30–44,999	20.3	24.6	27.3
	45,000–59,999	33.1	19.9	15.1
	60,000–89,999	17.7	14.6	14.9
	≥90,000	0.3	3.5	4.3
Poverty*	Highest Decile	25.1	22.9	27.5
	2	16.8	19.9	16.8
	3	16.9	10.0	11.0
	4	13.7	9.7	10.1
	5	4.7	12.1	7.4
	6	7.8	5.3	7.5
	7	4.0	6.1	5.8
	8	4.4	4.4	5.0
	9	2.8	6.5	5.7
	Lowest Decile	3.9	3.2	3.2
Vehicle Availability**	Lowest Decile	35.0	29.5	13.2
	2	11.2	12.4	9.4
	3	16.9	11.4	13.6
	4	8.1	10.0	12.5
	5	6.6	8.5	9.7
	6	9.8	6.7	11.0
	7	3.8	5.9	9.2
	8	3.5	6.1	21.5
	9	3.1	6.1	0
	Highest Decile	1.9	3.5	0

^*Highest decile neighborhoods have poverty rates of >36%, 39%, and 40% at zip code, census tract and block group respectively. The lowest decile neighborhoods have poverty rates of <4%, 3%, and 1% respectively.

^**Lowest decile neighborhoods have vehicle availability rates of <83%, 75%, and 50% at the zip code, census tract and block group respectively. Highest decile neighborhoods have vehicle availability rates of ≥99% for all neighborhood groups.