Insufficient intake of alpha-linolenic fatty acid (18:3n-3) during pregnancy and associated factors

Abstract

A B S T R A C T ObjectiveTo analyze alpha-linolenic fatty acid intake in two cohorts of pregnant women, and to identify factors associated with alpha-linolenic acid intake. MethodsThis is a cohort study involving pregnant women with low obstetric risk (N=353) in public health system from a municipality of São Paulo state, Brazil. In each trimester, two 24-hour food recalls were collected. Descriptive analyses of dietary lipid profiles were performed, followed by a multiple comparison test. According to the trimester of pregnancy, differences were assessed using the mean difference test. To evaluate the adequacy of