Table 1.
Descriptive statistics of sample population
| Variable | Attribute | Child | Adolescent |
|---|---|---|---|
| Mean (SD) | Mean (SD) | ||
| Daily food consumption | |||
| Servings of fruit | count | 1.79 (1.22) | 1.68 (1.41) |
| Servings of vegetables | count | 1.30 (1.01) | 1.37 (1.30) |
| Servings of 100% juice | count | 1.06 (1.24) | 1.01 (1.14) |
| Servings of milk | count | 1.79 (1.21) | / |
| Servings of soda | count | 0.61 (0.91) | 1.09 (1.39) |
| Servings of high sugar food | count | 1.07 (1.02) | 1.31 (1.60) |
| Times of having fast food | count | 0.34 (0.45) | 0.49 (0.59) |
| Body weight | |||
| BMI percentile | continuous | 0.69 (0.34) | 0.68 (0.27) |
| Gender | |||
| Male | dichotomous | 0.51 (0.50) | 0.51 (0.50) |
| Age | |||
| Age in years | continuous | 8.28 (1.98) | 14.52 (1.67) |
| Age in years squared | continuous | 72.49 (32.47) | 213.50 (48.59) |
| Race/ethnicity | |||
| White (non-Hispanic) | dichotomous | 0.46 (0.50) | 0.39 (0.49) |
| African American (non-Hispanic) | dichotomous | 0.08 (0.28) | 0.08 (0.27) |
| Asian or Pacific Islander (non-Hispanic) | dichotomous | 0.11 (0.31) | 0.11 (0.31) |
| Native American (non-Hispanic) | dichotomous | 0.01 (0.10) | 0.01 (0.10) |
| Other race or multi-race (non-Hispanic) | dichotomous | 0.06 (0.23) | 0.10 (0.30) |
| Hispanic | dichotomous | 0.27 (0.45) | 0.31 (0.46) |
| Household size | |||
| Number of adults, children, and adolescents in household | count | 4.54 (1.28) | 4.49 (1.32) |
| Income | |||
| Natural logarithm of annual household income in US$ | continuous | 10.85 (1.26) | 10.74 (1.45) |
| Parent’s education | |||
| Education lower than high school | dichotomous | 0.12 (0.33) | 0.21 (0.41) |
| High school graduate | dichotomous | 0.23 (0.42) | 0.21 (0.41) |
| Education higher than high school but lower than college | dichotomous | 0.19 (0.39) | 0.18 (0.39) |
| College graduate | dichotomous | 0.32 (0.46) | 0.28 (0.45) |
| Education higher than college | dichotomous | 0.14 (0.35) | 0.12 (0.32) |
| Parent’s body weight | |||
| Parent’s BMI | continuous | 27.13 (6.03) | 27.52 (6.14) |
| Survey wave | |||
| Proportion of sample in 2005 wave | dichotomous | 0.48 (0.50) | 0.51 (0.50) |
Note: Sample size is 8,827 for children 5–11 years old and 5,236 for adolescents 12–17 years old. Statistics are adjusted using CHIS sampling weights.