TABLE 1

Demographic Information: Population Characteristics of Children With ADHD, Children With Asthma, and All Children Included in the NSCH

DemographicADHD (n = 6030), %Asthma (n = 6133), %All Children (N = 69 031), %
Gender
    Male72.056.951.0
    Female28.043.149.0
Age, y
    6–1143.249.448.9
    12–1756.850.651.1
Race
    White71.758.662.3
    Black14.721.214.8
    Hispanic6.912.015.3
    Other6.78.17.7
Region
    Northeast16.919.517.9
    Midwest23.123.122.6
    South42.038.136.0
    West18.019.323.6
Insurance status
    Insured86.687.084.5
    Uninsured2.62.25.3
    Intermittently insured10.910.810.2
Household income, % of FPL
    <10019.920.616.7
    100–19923.022.522.5
    200–39932.432.533.7
    ≥40024.824.427.1
Parent's education
    Less than high school6.26.97.5
    High school29.326.226.8
    More than high school64.566.965.8
Language spoken at home
    English98.294.188.8
    Non-English1.85.911.2
Presence of comorbidities63.530.69.9
Severity of illnessa
    Minor50.256.163.0
    Moderate40.637.330.8
    Severe9.26.56.2
  • FPL indicates federal poverty level.

  • a Severity of illness only for children who were identified as having a medical or mental health condition.