Table 10. Covariates in ECLS-K.
|Gender||Dummy variable of child’s gender|
|Age||Continuous variable of child’s age|
|Race||Dummy variable of race (categorized as White, Black, Hispanic, Asian, and other)|
|Primary Home Language||Dummy variable categorized as English, and not EnglishParent report|
|Disability Status||Dummy variable: whether a child is disabledParent report|
|Parental Characteristics||Parent highest education level (less than high school; high school diploma or GED; some college; Bachelor's degree; higher than a Bachelor's degree); family's income-to-poverty ratio less than 2 (based on reported income, the number of members of the household, and federal poverty thresholds)|
|Marital Status||Mother’s marital status. Dummy variable categorized as married and not married)|