But food records may introduce bias. To avoid false association between diet and the diseases, validation of the designed FFQ is essential.Joshi VDNazre A
Basch CE, Shea S, Zybert P: The reproducibility of data from a Food Frequency Questionnaire among low-income Latina mothers and their children. Am J Public Health. 1994, 84: 861-864. Article CAS Google Scholar Greeley S, Storbakken L, Magel R: Use of a modified food frequency question...
No previous study has shown the validity of a food frequency questionnaire (FFQ) in early pregnancy with consideration of nausea and vomiting during pregnancy (NVP). The aim of this study was to evaluate the validity of a FFQ in early pregnancy for Japanese pregnant women. Method We included ...
A food frequency questionnaire (FFQ) was developed and tested for assessing iron nutrition in infants through comparison with a three-day food record (3d-FR) and measures of iron status. Parents of 148 infants aged eight to 26 months completed a 3d-FR and an FFQ. Blood was collected for ...
Validation of a food frequency questionnaire for use in Italian adults living in Sicily. Validation of a food frequency questionnaire for use in Italian adults living in Sicily. Int J Food Sci Nutr. 2015;66(4):426-38. doi:10. 3109/......
As a part of an ongoing project to develop a nutritional screening tool, we evaluated the performance of a semi-quantitative food-frequency questionnaire (FFQ) in terms of validity in a Sheffield Caucasian pregnant population using two different statistical approaches – the correlation coefficient and...
Food Frequency Questionnaires (FFQs) are commonly used in epidemiologic studies to assess long-term nutritional exposure. Because of wide variations in dietary habits in different countries, a FFQ must be developed to suit the specific population. Sri La
OBJECTIVE: To evaluate a food frequency questionnaire assessing calcium intake in women. DESIGN: : Estimates of calcium intake from the food frequency questionnaire were compared with those from 14 day records from 206 Caucasian women aged 25-75 y in Siena, Italy. SUBJECTS: Subjects were randomly...
doi:10.1203/00006450-199211000-00128Bellù, RobertoRiva, EnricaOrtisi, Maria TeresaPediatric ResearchBellu R, Riva E, Ortisi MT, Giovannini M. Validation of a food fre- quency questionnaire for infants. Pediatr Res 1992;32:626A (abstr).
IntroductionWe need valid food frequency questionnaires (FFQ) to assess diet in preschool children using parental report.MethodsWe collected dietary information for 171 children aged 4–5years from parents of the INMA study in Valencia, a prospective mother-child cohort study. A 105 food items FFQ...