Table 1.

Sample Characteristics.

		Mean	SD
I. Child characteristics
	6–18 months, (n = 451)	33.91%
	19–30 months, (n = 460)	34.59%
	31–42 months, (n = 419)	31.50%
	Girls, (n = 655)	49.25%
	Gestational age, weeks	38.38	2.19
	Birth weight, g	3036.33	0.51
	Z-score height-for-age	−1.10	1.08
	Firstborn	50.38%
II. Parental and household characteristics
	Education years mother	10.28	3.37
	Education years father	8.39	3.94
	Age mother	26.94	6.65
	Mother paid employment	35.71%
	Teenage pregnancy (mother)	13.31%
	Household size	4.66	1.60
	Grandmother lives in household	26.84%
III. Quality of home environment index, components
	Books for adults (none, 1 or 2, 3–14, more than 15)	1.36	1.19
	Newspapers and magazines (none, 1 or 2, 3–10, more than 11)	1.29	1.27
	Toys that make or play music	69.32%
	Toys or objects meant for stacking, constructing or building	48.87%
	Things for drawing, writing, coloring, and painting	64.74%
	Toys for moving around	93.08%
	Toys to play pretend games	56.47%
	Picture books for children	30.15%
	Drawing books for children	43.08%
	Toys for learning shapes and colors	42.71%
	Reading books or looking at picture books	42.56%
	Telling stories to child	30.60%
	Singing songs to/with child	87.14%
	Playing with child with her toys	74.51%
	Spending time with child scribbling, drawing, or coloring	50.83%
	Spending time with child naming things or counting	63.38%

Notes. (N = 1,330). Missing data for child’s height-for-age (N = 1,327), mother’s education (N = 1,324), and father’s education (N = 1,232). Data are means unless stated otherwise (% or percentages).