Table 1.

Characteristics of children (6–17 years) with current asthma, 2017–2018 NSCH.

Variable	Mild Asthma	Moderate/Severe Asthma	p-value
	%a (Weighted N = 2,548,784)	%a (Weighted N = 1,360,394)
Population size	65.2	34.8
Child lives in a safe neighborhood
Definitely agree	61.8	57.1	< 0.001
Somewhat agree	33.6	28.4
Somewhat or strongly disagree	4.5	14.5
Demographic Characteristics
Age
6–11 years	46.6	47.1	0.900
12–17 years	53.4	52.9
Female	45.4	47.1	0.683
Race/ethnicity
White, non-Hispanic	47.5	41.0	0.037
Hispanic	21.1	22.3
Black, non-Hispanic	20.4	29.5
Asian, non-Hispanic	4.0	1.5
Other, non-Hispanic	7.0	5.7
Health insurance type
Public only	28.1	50.1	< 0.001
Private only	60.2	38.2
Public and private	7.2	7.3
Currently uninsured	4.5	4.5
Household Characteristics
Household FPL
0–99%	20.8	38.0	< 0.001
100–199%	21.4	20.3
200–399%	27.7	22.8
400%	30.2	19.0
Highest household education
Less than high school	8.9	9.9	0.064
High school degree or equivalent	17.2	26.0
Greater than high school	73.9	64.2
Someone in the child’s household smokes
No one	81.4	79.4	0.490
Someone	18.6	20.6
Child saw or heard domestic violence b
Yes	9.2	11.8	0.284
No	90.8	88.2
Health/Behavioral Characteristics
Child’s BMI
Underweight	3.9	5.6	0.597
Healthy weight	41.2	39.3
Overweight or obese	23.1	25.2
Child aged 6–9 yearsc	31.9	29.9
Child’s allergy status
Does not have condition	42.8	19.7	< 0.001
Was ever told, but does not currently have	6.4	3.7
Currently has condition	50.8	76.6
Child’s physical activity (at least 60 min/day)
0 days	8.9	12.6	0.037
1–3 days	37.7	36.6
4–6 days	30.5	21.8
Everyday	22.9	28.9

^aWeighted percent

^bSaw or heard parents or adults slap, hit, kick, punch one another in the home

^cBMI was not collected for children younger than 10 years old