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Validation of a food frequency questionnaire for children and adolescents
(Grupo Aula M??dica, 2012)
Validation of a FFQ (Food Frequency Questionaire) for older people
(2013)
Nutrition data for older adults is an area that has few studies mainly in Brazil. Due to the importance to know the behavior of this age group, the aim of this study was to develop and validate a frequency food questionnaire ...
Calibration of the food list and portion sizes of a food frequency questionnaire applied to free-living elderly people
(Elsevier B.V., 2013-05-01)
Objective: To calibrate the food list and relative portion sizes of a food frequency questionnaire (FFQ) for application to a free-living, healthy, elderly population.Methods: Cross-sectional study. One hundred free-living, ...
Fluoride ingestion from food items and dentifrice in 2-6-year-old Brazilian children living in a fluoridated area using a semiquantitative food frequency questionnaire
(WILEY-BLACKWELL PUBLISHING, INC, 2009)
Objectives: The aim of this study was to evaluate the fluoride intake of 2-6-year-old Brazilian children using a semiquantitative food frequency questionnaire (FFQ) which also estimated fluoride intake from dentifrice. ...
The influence of education in the validation process of a food frequency questionnaire for adults in Viçosa, Minas Gerais, Brazil
(European Journal of Clinical Nutrition, 2018)
Validation of a food frequency questionnaire for assessing dietary nutrients in Brazilian children 5 to 10 years of age
(ELSEVIER SCIENCE INC, 2008)
Objective: This study aimed to assess the relative validity of a food frequency questionnaire.(FFQ), previously validated to measure usual intakes in adults, for measuring dietary intakes in children 5 to 10 y of age. ...