A food frequency questionnaire (FFQ) is a questionnaire, either paper or electronic, consisting of a list of foods and drinks (with or without portion size descriptions) with frequency options as check boxes. From: Analysis in Nutrition Research, 2019 ...
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...
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
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
In this section we described the structure of the self-administered semiquantitative food frequency questionnaire used in the 5-year follow-up survey of the JPHC study, the computation algorithms, and the area-based mean intakes of nutrients and food groups in the subjects of the validation study...
This paper aims to develop a data-based semi-quantitative food frequency questionnaire (SQFFQ) covering both urban and rural areas in the Chaoshan region of Guangdong Province, China, for the investigation of relationships between food intake and lifestyle-related diseases among middle-aged Chinese....
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).
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...
To assess the reproducibility and validity of a Toronto-modified Harvard food frequency questionnaire (FFQ) among a multi-ethnic sample of young adults. A total of 150 participants recruited from the Toronto Nutrigenomics and Health Study cohort who had
This study examined validity and reliability of a modified picture-sort food frequency questionnaire (FFQ) administered to 22 low-income, overweight, African-American adolescent girls, aged 11 to 17 years. The FFQ was administered to subjects twice during a 2-week period, and evaluated using the...