Journal
CURRENT OPINION IN CLINICAL NUTRITION AND METABOLIC CARE
Volume 5, Issue 5, Pages 489-493Publisher
LIPPINCOTT WILLIAMS & WILKINS
DOI: 10.1097/00075197-200209000-00006
Keywords
reported intake; energy expenditure; doubly labelled water; weight balance; water balance; physical activity
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Purpose of review This is a review of recent studies on the analysis of misreporting of food intake and on the consequences of misreporting for the interpretation of dietary surveys. Bias in the assessment of dietary intake was analysed from studies comparing reported intake with doubly labelled water assessed energy expenditure. Recent findings There is not yet a method for the accurate determination of dietary intake. Physical and psychological characteristics of study participants play an important role in the observed reporting bias. The degree of misreporting might increase with repeated dietary assessment in the same subjects, confounding the results of intervention studies. Summary Campaigns aimed at changing food intake might not be as successful as concluded from the results of national food consumption measurements. Subjects might be reporting according to expected instead of real intake. In a clinical setting, the increased awareness of the nursing staff has been observed to result in overreporting of intake.
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