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The association of cognitive task scores with energy intake measurement error from technology-assisted 24 hr recalls
Published online by Cambridge University Press: 03 March 2025
Abstract
Measurement error undermines the accuracy of dietary intake data. The 24-hour dietary recall (24HR) is the standard data collection method in nutrition surveillance. Several neurocognitive processes underpin the act of recall, and individuals differ in their performance of these processes. This study aimed to investigate whether variation in neurocognitive processes, measured using four cognitive tasks, was associated with variation in measurement error of 24HRs. Participants (n 139) completed the Trail Making Test, the Wisconsin Card Sorting Test, the Visual Digit Span, and the Vividness of Visual Imagery questionnaire. During a controlled feeding study, participants completed three technology-assisted 24HR; the Automated Self-Administered Dietary Assessment Tool (ASA24), Intake24, and an Interviewer-Administered Image-Assisted 24HR (IA-24HR) one week apart. Percentage error between reported and true energy intakes was calculated. Using linear regression, the association between cognitive task scores and absolute percentage error in estimated energy intake was assessed. Longer time spent completing the Trail Making Test, an indicator of visual attention and executive functioning, was associated with greater error in energy intake estimation using ASA24 (B 0.13, 95% CI 0.04, 0.21) and Intake24 (B 0.10, 95% CI 0.02, 0.19). Regression models explained 13.6% (ASA24) and 15.8% (Intake24) of the variance in energy estimation error. No cognitive task scores were associated with error using IA-24HR. This study demonstrates that variation between individuals in neurocognitive processes explains some of the variation in 24HR error. Further investigation into the role of neurocognitive processes in 24HR and their role in the reliability of dietary intake data is warranted.
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- © The Author(s), 2025. Published by Cambridge University Press on behalf of The Nutrition Society