Table 1.

Participant information. Paternal education not reported for two children from single-parent families. Developmental abilities were measuring with the Mullen Scales of Early Learning (MSEL). The MSEL Early Learning Composite standard score (M = 100, SD = 15) is presented.

Variable
Gender (% male)	61.9%
Race/ethnicity (% non-Caucasian)	33.3%
Maternal education (% college +)	71.5%
Paternal education (% college +)	72.5%
Developmental abilities M (SD)	103.56 (11.77)
Age (months/days) at 3-month visit M (SD)	3.15 (.32)/ 94.53 (9.47)
Age (months/days) at 6-month visit M (SD)	6.24 (.41)/ 187.05 (12.35)