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Utilize este identificador para citar ou criar um link para este item: http://acervodigital.unesp.br/handle/11449/137149
Título: 
Alternative distributions to estimate usual intake of nutrients for groups
Autor(es): 
Instituição: 
  • Universidade Estadual Paulista (UNESP)
  • Universidade de São Paulo (USP)
ISSN: 
1934-7391
Financiador: 
Fundação para o Desenvolvimento da UNESP (FUNDUNESP)
Número do financiamento: 
  • FUNDUNESP: 00112/09
  • FUNDUNESP: 01312/10
Resumo: 
When assessing food intake patterns in groups of individuals, a major problem is finding usual intake distribution. This study aimed at searching for a probability distribution to estimate the usual intake of nutrients using data from a cross-sectional investigation on nutrition students from a public university in São Paulo state, Brazil. Data on 119 women aged 19 to 30 years old were used. All women answered a questionnaire about their lifestyle, diet and demographics. Food intake was evaluated from a non-consecutive three-day 24-hour food record. Different probability distributions were tested for vitamins C and E, panthotenic acid, folate, zinc, copper and calcium where data normalization was not possible. Empirical comparisons were performed, and inadequacy prevalence was calculated by comparing with the NRC method. It was concluded that if a more realistic distribution for usual intake is found, results can be more accurate as compared to those achieved by other methods.
Data de publicação: 
2011
Citação: 
Journal of Life Sciences, v. 5, p. 574-579, 2011.
Duração: 
574-579
Palavras-chaves: 
  • Diet
  • Nutrients
  • Adequate intake
  • Measurement error models
  • Usual intake distribution
Fonte: 
http://www.davidpublishing.com/show.html?461
Endereço permanente: 
Direitos de acesso: 
Acesso restrito
Tipo: 
outro
Fonte completa:
http://repositorio.unesp.br/handle/11449/137149
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