Table 1.

Descriptive statistics.

Measure	N (%)	Mean (SD)
Gender
Female	102 (59.6)
Male	69 (40.4)
Race/Ethnicity
Black/African American	130 (76.0)
White	24 (14.0)
Hispanic/Latinx	8 (4.7)
Multiracial, non-Hispanic	7 (4.1)
Other, non-Hispanic	2 (1.2)
Mother married at child’s birth	42 (24.6)
Mother’s age at child’s birth (years)		26.2 (6.1)
Mother’s education at child’s birth
Less than high school	56 (32.9)
High school or equivalent	44 (25.9)
Some college or technical school	48 (28.2)
College grad	22 (12.9)
Poverty level at 15y
0–49%	31 (18.1)
50–99%	39 (22.8)
100–199%	47 (27.5)
200–299%	21 (12.3)
300%+	33 (19.3)
Child age at 15y (years)		15.3 (0.4)

N = 171. Calculated on participants with valid data values for overall cortisol output (within 3 SD of the mean).