… values on reproducibility. We consider this Spanish FFQ as an important, valid and repro…
In conclusion, our study suggests that FFQ reproducibility might be acceptable for participants …

… This study evaluates the reproducibility and validity of a food frequency questionnaire (… that
the FFQ used is a valid tool of collect dietary intakes for South-East Spanish pregnant women. …

… its relative validity and reproducibility to assess food group … reproducibility. The original
SFFQ used in the current study was validated in the general population in other regions of Spain(…

… Both validity and reproducibility are expected to be lower for … When total blood FA were used
in the validation, our results … size, reproducibility is usually higher in instruments like FFQs, …

… FFQ validated for Spanish pre-schoolers using four 3-day DRs as standard of reference.
Reproducibility was tested by comparing the information gathered through the FFQ, which was …

… food frequency questionnaire (FFQ) is a reliable and valid tool to assess the diet of Spanish
… Children’s parents or care-givers completed a 46-item FFQ on two occasions over a 9–12-…

… FFQ has shown good reproducibility and therefore, it may be considered a reliable dietary
assessment method among pregnant women of the INMA Project in Spain… FFQ may be valid to …

… ], we are not aware of FFQs specifically validated for adolescents in Spain. In the context of
… study in Spain [18], we have previously developed and validated several FFQs for dietary …

… validating FFQ, as it presents different systematic errors6,8. Besides, it is also crucial to evaluate
reproducibility, … its own FFQ (114 food items) and tested its reproducibility and validity for …

… and food groups by food frequency questionnaire needs to be validated in each population.
… the reproducibility and relative validity of a semi-quantitative food frequency questionnaire …