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Development and Usability of a Mobile Ecological Momentary Assessment Platform for Dietary Surveillance in the U.S.

2025-12-11 nutrition Title + abstract only
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Modernizing dietary surveillance is essential for addressing diet-related chronic disease, yet traditional self-report tools remain burdensome and error-prone. Edna, a mobile ecological momentary diet assessment (mEMDA) platform, was developed through a multidisciplinary, user-centered process to enable real-time, low-burden dietary reporting with image-assisted portion estimation and automated nutrient coding. In three iterative rounds of national remote testing (N = 146 U.S. adults, 19-65 year...

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