Sample size definition for food composition analysis - PortFIR development based on EuroFIR experience

Background. To define the number of samples or sample size needed to provide a representative nutrient mean value requires information on natural variability and on the contribution of a particular food for nutrient intake. Obtaining nutrient analytical values to define a sampling plan involves many...

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Bibliographic Details
Main Author: Dias, M. Graça (author)
Other Authors: Brazão, Roberto (author), Oliveira, Luisa (author)
Format: conferenceObject
Language:eng
Published: 2014
Subjects:
Online Access:http://hdl.handle.net/10400.18/1865
Country:Portugal
Oai:oai:repositorio.insa.pt:10400.18/1865