Reproducibility of a food frequency questionnaire for adolescents Reprodutibilidade de um questionário de freqüência alimentar para adolescentes

To assess the reproducibility of a validated 76-item food frequency questionnaire designed to estimate diet in adolescents (Adolescent Food Frequency Questionnaire - AFFQ) in the city of Sao Paulo, Brazil, a test-retest study was conducted (n = 49). Intraclass correlation coefficient (ICC), weighted...

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Bibliographic Details
Main Authors: Dirce Maria Lobo Marchioni, Silvia Maria Voci, Flávia Emília Leite de Lima, Regina Mara Fisberg, Betzabeth Slater
Format: Article
Language:English
Published: Escola Nacional de Saúde Pública, Fundação Oswaldo Cruz 2007-09-01
Series:Cadernos de Saúde Pública
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0102-311X2007000900026