Development and validation of the FiberScreen: A short questionnaire to screen fibre intake in adults

Health effects of dietary fibres are the topic of many studies. Eligibility criteria often include a certain fibre intake, which requires dietary screening during recruitment. However, dietary assessment methods are extensive and burdensome for both the researcher and participant. Therefore, we developed and validated a short questionnaire (FiberScreen) to screen fibre intake.The initial five-item questionnaire assessed fruit, vegetable, whole...