Fig. 2From: Development, validity and reproducibility of a whole grain food frequency questionnaire in Malaysian childrenBland-Altman plot shows agreement between the first administration of the food frequency questionnaire (FFQ1) and three-day dietary record (3DR) for whole grain daily intake. The solid line represents the mean difference in absolute intake between the two methods and the dashed line represents the limits of agreement (± 2 standard deviation [SD])Back to article page