SOBREPESO EM CRIANÇAS MENORES DECINCO ANOS EM RIO GRANDE, RS: PREVALÊNCIA E FATORES ASSOCIADOS

by BASSO, ROSSANA PATRICIA

This cross-sectional study with a populational basis investigated the prevalence andfactors associated to overweight of children under 5 years old in Rio Grande (n=384).Overweight was defined as weight/height ³2 z-scores of NCHS standard. Prevalenceratio of overweight were estimated for socioeconomical, demographic conditions,immediate social environment, feeding and health events of the child and the mother`sbody mass index (BMI). Overweight prevalence was 15.4%. In the final hierarchicmodel, the chance of being overweight was positively associated with the child`s ageincrease (12-23 months old, PR=1.78, CI95%0.39-8.0; 24-35 months old, PR=1.5,CI95% 0.31-7.19; 36-47 months old, PR=2.34, CI95% 0,56-9.74; 48-59 months old,PR=2.33, IC95% 0.62-8.68) and to maternal obesity (BMI>30 Kg/m2, PR= 5.28,CI95%1,59 ? 17.5; BMI 25-29.9 Kg/m2, PR=3.7 IC95%0.78-17.5; BMI 20-24.9kg/m2,PR= 3.29, CI95% 0.69-15.5). The chance was higher for children who had stoppedbeing breastfed before 6 months old (PR=1.9; CI95% 1.08- 3.34) as compared to theones breastfed for 12 months or longer The mothers? nutritional state and thebreastfeeding duration were predictive on determining the excessive gain of weight,confirming the influence of the familiar environment on the development of the childoverweight