Table 1.

Sociodemographic Characteristics of WIC-Participating Children by Age: Los Angeles County, 2003–2014

		2-Year-olds			3-Year-olds			4-Year-olds
	Overall % 2003–2014, N = 739,893	% in 2003, N = 68,259	% in 2014, N = 56,694	Overall % 2003–2014, N = 708,349	% in 2003, N = 65,741	% in 2014, N = 56,991	Overall % 2003–2014, N = 568,816	% in 2003, N = 50,412	% in 2014, N = 44,815
Gender (female)	49.0	49.2	49.1	48.9	48.7	48.8	48.9	48.9	49.2
Parent race/ethnicity
NH white	3.7	4.9	3.6***	3.6	4.6	3.5***	3.6	4.9	3.2***
NH black	7.3	7.7	7.9	7.0	7.5	7.6	6.6	7.3	6.7
NH Asian	4.0	4.3	4.5	3.8	4.3	3.8	3.8	4.0	3.6
Hispanic	85.0	83.1	84.0	85.6	83.5	85.2	86.0	83.8	86.6
Household income
≤50% FPL	26.5	25.5	31.8***	26.1	25.6	31.2***	25.7	25.6	30.4***
50.1%–100.0% FPL	45.4	43.3	44.1	46.1	43.4	45.2	46.8	43.8	46.5
100.1%–133.0% FPL	16.1	17.4	14.2	16.0	17.4	14.2	15.9	17.2	13.9
133.1%–185.0% FPL	12.0	13.8	9.8	11.9	13.7	9.5	11.6	13.5	9.2
Household education
<High school	54.8	60.6	46.1***	56.0	62.0	47.4***	57.4	62.5	49.6***
High school	32.8	28.9	37.4	32.1	28.1	37.1	31.3	27.9	36.1
Some college	9.3	8.2	11.6	8.9	7.8	11.1	8.5	7.6	10.2
College or more	3.1	2.3	4.9	2.9	2.2	4.5	2.8	2.0	4.1
Median household income
≤$32,738	25.0	24.9	24.9***	25.2	25.3	24.9***	25.2	25.0	25.7***
$32,739–40,278	24.9	26.6	23.1	25.0	26.3	23.6	25.1	26.6	23.5
$40,279–51,534	25.0	25.2	24.9	25.0	25.5	25.0	25.1	25.6	24.8
≥$51,535	25.2	23.3	27.2	24.8	23.0	26.6	24.6	22.8	26.0

Chi-square test of significant change between 2003 and 2014 at ^*p < 0.05; ^**p < 0.01; ^***p < 0.001.

NH, non-Hispanic; FPL, federal poverty level; WIC, Special Supplemental Nutrition Program for Women, Infants, and Children.