kostdata
Kostdata is a term used in nutrition informatics to denote data related to dietary intake. It encompasses information about what individuals or populations eat and drink, as well as the nutrients and energy they obtain from their diet. Typical components include foods and beverages consumed, portion sizes, frequency of consumption, total energy intake, macronutrient and micronutrient values, and patterns such as meal timing and dietary diversity.
Data sources and collection methods include 24-hour dietary recalls, prospective dietary records, food frequency questionnaires, and
Applications include estimation of population nutrient intakes, investigation of diet-disease relationships, development of dietary guidelines and
Challenges include measurement error from self-report, misreporting of portions, recall bias, and missing data. Interoperability across
Related topics include nutrition data, dietary assessment methods, food composition databases, and data standards such as