Table 1.

Maternal and Child Characteristics for Weighted Sample

Maternal Characteristics	Mean, SD or Weighted (%)
Age (years)	27.4, 3.8
Race/ethnicity
White / Non-Hispanic	58.2%
Black / Non-Hispanic	13.9%
Hispanic	21.9%
Asian	3.3%
Other	2.6%
Marital Status
Married	68.3%
Unmarried	31.7%
Socioeconomic indicators calculated from measures of education and income at Kindergarten:
Maternal Education
Less than high school	18.0%
High school graduate	28.9%
> High School	53.0%
Below poverty threshold (<185% federal poverty line)	44.7%
At or above poverty threshold (≥185% federal poverty line)	55.3%
Child Characteristics	Mean, SD, or Weighted (%)
Gender
Male	50.9%
Female	49.1 %
Birthweight (grams)	3310.6, 435
Gestational Age (weeks)	38.4, 2.5
Enrollment in any Preschool Program in Year Prior to Kindergarten
Yes	60.9%
No	39.1%
Age at Assessment (months)	68.2, 7.6
Month of Kindergarten at Assessment
August–October	31.1%
November – January	60.0%
February – June	8.9%