Table 1

Participant and home characteristics

 Characteristic Part 1 Part 2 Non-smoker homes N=50 Smoker homes N=94 Non-smoker homes N=16 Smoker homes N=25 Participant Female 86% 75% 85% 76% Age, years* † 33 38 26 27 Race/ethnicity White 38% 37% 46% 38% Hispanic 28% 12% 46% 19% Black 24% 31% 8% 29% Other 10% 20% 0% 14% Target child Female 44% 44% 29% 0% Age, years* 4.0 4.3 2.9 3.4 Race/ethnicity White 24% 19% 29% 14% Hispanic 26% 25% 43% 57% Black 22% 31% 0% 29% Other 28% 25% 29% 0% Number of residents living in home* † 4 2 3 2 Square footage of home* † 767 591 764 666 Household income* † US$37220 US$25500 US$32000 US$34000
• * Median.

• p<0.01 (two sided) part 1 smoker versus non-smoker homes.