TABLE 1

Characteristics of the Study Population

CharacteristicResidents Smoking in the HomePa
0 (n = 2685 [86%])1 (n = 237 [8%])≥2 (n = 165 [6%])
Highest parent education<.001
    Less than high school111717
    High school183242
    Some post–high school313631
    College or more40169
Household poverty status<.001
    ≤125% FPL163323
    126%–200% FPL141622
    201%–400% FPL272434
    ≥401% FPL25126
    Unknown171614
Child ethnicity
    Hispanic2199<.001
    Non-Hispanic799291
Race
    White787687
    Black141710
    Other873
Region<.001
    Northeast171813
    South334944
    Midwest252732
    West25610
No. of children in household.78
    1151815
    2424346
    3282523
    ≥4151416
Parent/guardian<.001
    Single mother16303
    Other single parent240
    Not single parent816697
Unemployed adults in the home.001
    05116
    1404732
    ≥2555263
  • All percentages in the table account for survey weights. FPL indicates federal poverty level.

  • a P values reflect a test of the hypothesis that the distribution of values for a characteristic was equal across all 3 smoking categories.