Potential confounders included sociodemographics (participant’s age, gender, self-reported race/ethnicity (white, black, Hispanic, other), highest educational attainment, ratio of family income to poverty, and marital status.
Health-related variables included smoking status, pack-years of smoking, physical activity assessed from questionnaire (some activity, no activity), total energy intake, alcohol intake, and Healthy Eating Index 2005.
Potential confounders included sociodemographics (participant’s age, gender, self-reported race/ethnicity (white, black, Hispanic, other), highest educational attainment, ratio of family income to poverty, and marital status.
Health-related variables included smoking status, pack-years of smoking, physical activity assessed from questionnaire (some activity, no activity), total energy intake, alcohol intake, and Healthy Eating Index 2005.