Table 2.

Frequency of Asthma by Selected Household Characteristics

	Child in Household Diagnosed with Asthma (n=33,201)
	%a	95%CI	P-Valueb
Head of Household Race/Ethnicity
Non-Hispanic White	18.5	17.6-19.4
Non-Hispanic Black	28.0	25.8-30.3
Asian	13.9	11.6-16.5
Hispanic	18.2	16.8-19.8	<0.001
Head of Household Age
<25 years old	18.8	12.4-27.4
25-29 years old	21.9	18.9-25.1
30-34 years old	22.3	20.5-24.3
35-44 years old	20.1	19.0-21.2
45-54 years old	18.4	17.2-19.7
55-64 years old	17.5	15.2-20.2
76-74 years old	17.9	13.3-23.6
75 years or older	19.5	10.6-33.0	<0.001
Head of Household Sex
Male	16.9	16.0-17.8
Female	22.7	21.6-23.8	<0.001
Household Income as a % of Poverty Level
≤ 100% of poverty level	26.2	24.6-28.0
101-249% of poverty level	19.7	18.4-21.0
250-499% of poverty level	17.4	16.3-18.5
≥ 500% of poverty level	17.0	15.5-18.7	<0.001
Head of Household Education
Less than High School	22.5	20.5-24.7
High School Graduate	18.9	17.5-20.4
Some College or Other	21.1	19.8-22.4
Bachelor's or Higher	17.7	16.6-18.9	<0.001
Housing – Poor Qualityc
Yes	26.9	24.8-29.1
No	18.6	17.8-19.4	<0.001
Housing – Crowding (People per Bedroom)
≤ 2	19.5	18.8-20.2	0.02
> 2	22.9	20.2-25.9
Amenities - Unit has working washing machine, dishwasher, and refrigerator
Yes	18.4	17.6-19.3
No	22.4	21.1-23.7	<0.001
Vehicle Access
Vehicle available for household use	19.3	18.6-20.0
No vehicle available for household use	28.5	25.1-32.2	<0.001
Home Ownership
Owned	17.8	16.9-18.7
Rented	23.5	22.3-24.8	<0.001

^aWeighted estimates.

^bCalculated using chi-squared

^cPoor housing quality defined as cracks in walls/floors/windows, broken plumbing, or exposed wires