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
Food frequency questionnaires (FFQs) have been validated in pregnant women, but few studies have focused specifically on low-income women and minorities. The purpose of this study was to examine the validity of the Harvard Service FFQ (HSFFQ) among low-i
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
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...
Background: Food frequency questionnaire (FFQ) must be tailored to the target populations because dietary habits vary within the populations due to differences in cultural and lifestyles practices. Limited information is available to assess the validity of FFQ used among Malaysian adolescents. Objective:...
Test-retest reliability of the FFQ between the coastal and noncoastal subgroups was used to compare the generalizability for using the instrument. The food frequency questionnaire was more reliable for coastal participants compared to the noncoastal participants in all items tested. Typically, such diff...
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....
The Food Frequency Questionnaire (FFQ) is one of the most commonly used methods in epidemiological studies to assess long-term nutritional exposure. The purpose of this study is to develop a general FFQ for the Israeli population and present the procedures undertaken to select foods to be included...
Test-retest reliability of the FFQ between the coastal and noncoastal subgroups was used to compare the generalizability for using the instrument. The food frequency questionnaire was more reliable for coastal participants compared to the noncoastal participants in all items tested. Typically, such diff...
et al. Reply to Shakira et al.: Validation of a food frequency questionnaire for Japanese pregnant women in mid to late pregnancy. Eur J Clin Nutr 73, 155–156 (2019). https://doi.org/10.1038/s41430-018-0263-2 Download citation Received27 June 2018 Accepted27 June 2018 Published25 ...