Table 3.

Demographic Characteristics of Study Samples (II to IV)

Study II
(n = 100)
Study III
(n = 102)
Study IV
(n = 74)
Respondent (%)
 Mother78.486.387.8
 Father9.88.85.4
 Other6.94.96.8
 Missing4.9-0--0-
Child gender (%)
 Male40.635.351.4
 Female59.464.748.6
Child age (y)Mean = 8.9;
range = 5–12
Mean = 7.3;
range = 3–12
Mean = 9.1;
range = 5–12
Child race/ethnicity (%)
 Black35.166.774.3
 White51.533.31.4
 Asian1.0-0-1.4
 Spanish or Hispanic9.3-0-17.6
 Other4.1-0-4.1
 Missing-0--0-1.4
Parent age (y)FatherMotherFatherMotherFatherMother
Mean = 38.5;
range = 25–66
Mean = 35.3;
range = 24–57
**Mean = 38.4;
range = 22–56
Mean = 37.1;
range = 21–74
 Percentage missing20.17.025.74.1
Parent marital status (%)
 Married52.638.247.3
 Single17.933.328.4
 Separated/divorced/widowed29.528.420.3
 Missing-0--0-4.1
Highest level of education completed (%)FatherMotherFatherMotherFatherMother
 High school graduate or less41.839.859.052.040.644.6
 Some college or more55.860.234.748.037.954.1
 Don't know2.5-0-6.3-0-1.4-0-
 Missing-0--0--0--0-20.31.4
Respondent employment status (%)**
 Employed outside the home58.1
 Full-time homemaker10.8
 Unemployed21.7
 Other6.9
 Missing2.8
Total household income (%)*
 <$14 99938.928.4
 $15 000–29 99933.335.1
 $30 000–60 00020.024.3
 >$60 0007.810.8
 Missing-0-1.4
Child stopped breathing or was intubated because of asthma (%)12.214.75.4
Child ever used steroids >4 times in a 6-mo period (%)39.542.225.7
Child ever been hospitalized for asthma (%)**48.6
Child ever been taken to emergency room/emergency department for asthma (%)**81.1
Anyone in child's family had allergies, asthma, or eczema (%)86.0*87.8
Smoker in child's primary household (%)28.636.339.2
  • * Not collected.