25-hydroxyvitamin D status of healthy, low-income, minority children in Atlanta, Georgia.

Objectives: The goals were to determine the prevalence of vitamin D deficiency among minority children in a southern US city, to examine differences in serum 25-hydroxyvitamin D levels between non-Hispanic black and Hispanic children, and to determine dietary sources of vitamin D.

Methods: Low-income, minority children (N = 290; mean age: 2.5 +/- 1.

Zinc and iron deficiency and their interrelations in low-income African American and Hispanic children in Atlanta.

Background: Information about the zinc status of low-income minority children in the United States is lacking.

Objective: The objective was to determine the prevalence of zinc deficiency and anemia and their interrelation among low-income African American and Hispanic preschool children.

Design: This was a cross-sectional study in which a prospective 3-d food diary was completed, and hemoglobin, serum ferritin, zinc, copper, and C-reactive protein concentrations were measured.