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A validation study for a culturally tailored 62-item food frequency questionnaire administered to adults in Northwest China. The dataset includes reproducibility data from two FFQ administrations three months apart and relative validity data compared against three non-consecutive 24-hour food records. The data was collected using a digital Chronic Disease Follow-up Platform and nutrient intakes were calculated using the China Food Composition Database.
License is CC-BY-4.0. The primary data file is a 1.4 MB DOCX document, which may require specific software to open and parse.