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...
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
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 ...
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...
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...
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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....
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:...
The data collection process of the same using a questionnaire-based survey, employing a 5-point likert scale was carried out on purchase managers (Choi & Hartley, 1996), of different food manufacturers in India as they receive the raw materials from one or more suppliers which are subsequently...