Glycemic Index

Validity and precision of methods to determine glycemic index examined

Published in Blood Weekly, May 13th, 2004

A researcher has studied the effect of blood sampling schedule and method of calculating the area under the curve on the validity and precision of glycemic index values.

According to a study from Canada, "[t]o evaluate the suitability for glycemic index (GI) calculations of using blood sampling schedules and methods of calculating area under the curve (AUC) different from those recommended, the GI values of five foods were determined by recommended methods (capillary blood glucose measured seven times over 2.0 h) in 47 normal subjects and different calculations performed on the same data set. The AUC was calculated in four ways: incremental AUC (iAUC; recommended...

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Source: Blood Weekly (2004-05-13)

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