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close this book Food Composition Data: A User's Perspective (1987)
close this folder Other considerations
close this folder Consideration of food composition variability: What is the variance of the estimate of one-day intakes? Implications for setting priorities
View the document (introductory text)
View the document Introduction
View the document Magnitude of the reported variability of composition
View the document Impact of composition variation on a one-day food intake
View the document Additional impact of a random error in intake estimation
View the document Some implications for data analyses
View the document Validation of food intake data: implications of food composition variation
View the document Systematic errors in food composition data
View the document Relevance to priorities for food composition data
View the document Conclusions
View the document References

(introductory text)

Consideration of food composition variability: What is the variance of the estimate of one-day intakes? Implications for setting priorities

Introduction
Magnitude of the reported variability of composition
Impact of composition variation on a one-day food intake
Additional impact of a random error in intake estimation
Some implications for data analyses
Validation of food intake data: implications of food composition variation
Systematic errors in food composition data
Relevance to priorities for food composition data
Conclusions
References

G. H. BEATON

Department of Nutritional Sciences, Faculty of Medicine, University of Toronto,
Toronto, Canada