The Most Common Statistical Problem in the Analysis of Food Frequency Questionnaires: Measurement Error
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4 min read
According to research published in the *American Journal of Epidemiology*, measurement error in food frequency questionnaires (FFQs) can be so substantial that it may obscure important diet-disease relationships. Understanding this most common statistical problem in the analysis of food frequency questionnaires is crucial for interpreting nutritional studies accurately and developing effective public health interventions.
