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) 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
Temporal change in the reproducibility of a self-administered food frequency questionnaire. Int J Epidemiol. 1997;26(Suppl 1):S26–36. Article PubMed Google Scholar Nagata C, Ohwaki A, Kurisu Y, Shimizu H. Food diversity and validity of semiquantitative food frequency questionnaire. J Epidemiol...
[63] calculated “proportion of food from home production sources” and “contribution of home produced foods to total dietary energy” via a household survey which used household nutrition and agriculture-focussed interviews and semi-quantitative food frequency questionnaire data converted into per ...
Different methods have been developed to assess dietary intake at the population level, such as 24-hour dietary recalls and food frequency questionnaire (FFQ). Each of these methods has its specific strengths and weaknesses, including measurement errors. However, FFQ has been recognized as the ...
The semi-quantitative food frequency questionnaire (FFQ) is one of the dietary assessment methods widely used in large scale epidemiological studies. However, its validity and reliability remain debatable because it does not directly measure the quantitative consumption of food. The aim of this study ...
In this study, the results of a food frequency questionnaire (FFQ) administered to high school students were analyzed by multiple regression analysis to determine which food groups contributed to energy and nutrient intakes. 1) Confectio... S Shimada,N Mori,K Yokoyama - 《Journal for the Integr...
and “contribution of home produced foods to total dietary energy” via a household survey which used household nutrition and agriculture-focussed interviews and semi-quantitative food frequency questionnaire data converted into per capita kilojoule equivalents. Their analysis demonstrated the importance of ...
Method: Descriptive non-experimental survey design with pre-test and post-test questionnaires, food frequency questionnaire and 3 months Nutrition Education Program (NEP). Subjects 83 elderly Asian Indians frequenting India Community Center (ICC) completed a 29 item attitudes and behavi...
Data were collected using mixed methods, including interviews with 20 key informants and food frequency questionnaire administered to 107 women in three villages in the area. The nutritional compositions of documented UFPs were obtained from literature and analysis. Bivariate correlation was used to anal...