Føddevarefrekvenssskemaer
Føddevarefrekvenssskemaer, often translated as food frequency questionnaires (FFQs), are instruments used in nutritional epidemiology to assess dietary intake over a specified period, typically months or years. They consist of a list of foods and beverages, with respondents indicating how often and in what quantities they consume each item. The goal is to estimate habitual dietary patterns and nutrient intake.
FFQs are designed to be relatively quick and easy to administer compared to detailed dietary records or
The accuracy of FFQs can be influenced by several factors. Respondents may have difficulty recalling their