Figure 1.

Proportion of children and adolescents with high activity levels who are defined as overweight based on body mass index and based on their parent's perception of overweight by case-control status. *P < 0.05 comparing overweight to not overweight after adjusting for sex, home air filter, maternal smoking during pregnancy, bare bedroom floor in the first year of life, age group, season of testing, tobacco smoke exposure, and high soft drink or fast food consumption. ^† P = 0.11 comparing overweight to not overweight after adjusting for sex, home air filter, maternal smoking during pregnancy, bare bedroom floor in the first year of life, age group, season of testing, tobacco smoke exposure, and high soft drink or fast food consumption.