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Uses and limitations of statistical accounting for random error correlations, in the validation of dietary questionnaire assessments
2002
Public Health Nutrition
Objective: To examine statistical models that account for correlation between random errors of different dietary assessment methods, in dietary validation studies. Setting: In nutritional epidemiology, sub-studies on the accuracy of the dietary questionnaire measurements are used to correct for biases in relative risk estimates induced by dietary assessment errors. Generally, such validation studies are based on the comparison of questionnaire measurements (Q ) with food consumption records or
doi:10.1079/phn2002380
pmid:12638598
fatcat:bzl7uryfgrab3jjnrlionvb3mm