Table 1.
Sample Characteristics
| Variable | N (M) | % (SD) |
|---|---|---|
| Grade | ||
| Grade 2 | 200 | 49.9% |
| Grade 3 | 201 | 50.1% |
| Age | 7.57 | .58 |
| 6 yrs. | 2 | .5% |
| 7 yrs. | 184 | 45.9% |
| 8 yrs. | 200 | 49.9% |
| 9 yrs. | 15 | 3.7% |
| Gender | ||
| Male | 185 | 46.1% |
| Female | 216 | 53.9% |
| Ethnicity | ||
| Not Hispanic/Latino | 346 | 86.3% |
| Hispanic/Latino | 36 | 9.0% |
| Unknown | 10 | 2.5% |
| Refused/missing | 9 | 2.2% |
| Race | ||
| White | 335 | 83.5% |
| Black/African American | 11 | 2.7% |
| Native Hawaiian/Pacific Islander | 0 | .0% |
| Asian | 7 | 1.7% |
| American Indian/Alaska Native | 5 | 1.2% |
| Two or more races | 39 | 9.7% |
| Unknown | 1 | .2% |
| Refused/missing | 3 | .7% |
| Education (mother) | ||
| Less than high school | 4 | 1.0% |
| Some high school | 14 | 3.5% |
| Completed high school | 41 | 10.2% |
| Some college/Associate's degree | 127 | 31.7% |
| Bachelor's degree | 134 | 33.4% |
| Advanced degree | 79 | 19.7% |
| Refused/missing | 2 | .5% |
| Household income | ||
| <$10,000 | 20 | 5.0% |
| $10,000-$20,000 | 18 | 4.5% |
| $21,000-$30,00 | 38 | 9.5% |
| $31,000-$30,00 | 30 | 7.5% |
| $41,000-$30,00 | 40 | 10.0% |
| $51,000-$30,00 | 29 | 7.2% |
| $61,000-$30,00 | 30 | 7.5% |
| $71,000-$30,00 | 37 | 9.2% |
| $81,000-$30,00 | 25 | 6.2% |
| $91,000-$30,00 | 35 | 8.7% |
| >$100,000 | 85 | 21.2% |
| Refused/missing | 14 | 3.5% |
| BMI | 17.43 | 3.01 |