Table 1.

Descriptive Statistics for Main Study Variables (n = 1,352)

	M	SD
Maternal School-Based Involvement
Mother-teacher contact at kindergarten	15.42	2.50
Maternal engagement in school community at kindergarten	4.33	1.85
Child Care Characteristics
Center care at 54 months	.57	.50
Quality of care at 54 months	2.72	1.11
Spells in center care, birth through 54 months	1.40	1.40
Spells in high quality care, birth through 54 months	2.10	1.36
Hours in care at 54 months	24.30	15.98
Average hours in care, birth through 54 months	21.96	14.79
Non-maternal care at 54 months	.89	.32
Maternal Education, Employment, and Income
Less than high school education	.10	.30
High school degree	.21	.41
Some college training	.33	.47
College degree	.21	.41
Graduate training or degree	.15	.35
No employment at 54 months	.26	.44
Part-time employment at 54 months	.24	.43
Full-time employment at 54 months	.50	.50
Spells of employment birth at 54 months	4.28	1.92
Family income to needs ratio at kindergarten	3.29	2.70
Mediators
Social skills at 54 months	98.49	13.56
Academic skills at 54 months	100.26	13.56
Parent relationship with caregiver	4.28	.52
HOME. at 54 months	45.59	5.48