Within- and between-person variations as determinant factors to calculate the number of observations to estimate usual dietary intake of adolescents Variação intra e interpessoal como fatores determinantes para o cálculo do número de observações para estimar a ingestão dietética habitual de adolescentes

This cross-sectional study describes the variation in the dietary intake of energy and macronutrients based on estimated coefficients of within- and between-person variation and intends to calculate the number of days required to evaluate the dietary intake of adolescents in Piracicaba, Brazil. The...

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Bibliographic Details
Main Authors: Mariana de M. F. Costa, Lia Takeyama, Sílvia M. Voci, Betzabeth Slater, Marina V. Silva
Format: Article
Language:English
Published: Associação Brasileira de Pós-Graduação em Saúde Coletiva 2008-12-01
Series:Revista Brasileira de Epidemiologia
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1415-790X2008000400003