Prevalence of and factors associated with anemia in school children from Maceió, northeastern Brazil.

Background: Anemia is a major public health problem in preschool children in Alagoas, Brazil, especially in the younger population, because of a positive correlation between hemoglobin level and age. However, due to the lack of studies, it is not known how widespread this condition is among older children or how it is associated with socioeconomic status. The aim of this study was to investigate the prevalence of and factors associated with anemia in school children from the city of Maceió, Alagoas state, Brazil.

Prevalence and factors associated with overweight and obesity in children under five in Alagoas, Northeast of Brazil; a population-based study.

Objective: To investigate the prevalence and associated factors with overweight and obesity among children under five in the Alagoas state, Northeast of Brazil.

Design: Cross-sectional population-based study. The study was based on 1115 children with an average age of 24.

[Chemical composition and efficacy of the multimixture as a dietary supplement: a literature review].

The aim of this work was to identify all papers already published on the nutritional supplement known as multimixture (MM) in journals with high level of scientific rigor and to evaluate the effectiveness of this product as a food supplement. The methodology was based on searching at Medline and Scielo databases, without limit of date, using the keyword multimixture. Thirty one articles were analyzed.

[Prevalence of hypovitaminosis A in children from the semiarid region of Alagoas, northeastern Brazil, 2007].

The aim of the present work was to determine the prevalence of hypovitaminosis A in children <60 months living in the semiarid region of the State of Alagoas, Brazil. The observational, transversal study involved a probabilistic sample of 652 children. Serum levels of retinol were determined using high pressure liquid chromatography and a concentration < 20 microg/dL (0,70 micromol/L) was adopted as the cut-off point indicating vitamin A deficiency.