Exemplos de uso de Frequency questionnaires em Inglês e suas traduções para o Português
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Validation of Food Frequency Questionnaires- FFQ: methodological considerations.
Four studies used 24 hour food diaries and the other three used food frequency questionnaires.
In two children the food frequency questionnaires were not used, because the mothers did not answer it.
Carrying out at least three 24 hour recalls in different days of the week is the procedure most widely used as a reference method for the validity evaluation of food frequency questionnaires.
Introduction: food frequency questionnaires(ffq) are widely used in nutritional epidemiology for research usual dietary intake.
To verify the validity and reproducibility of energy and 19 nutrients were applied two food frequency questionnaires(60 items) and three 24-hour dietary recalls 24HR- reference method.
To do this food frequency questionnaires, sun exposure questionnaires, and vitamin D levels need to be performed in birth cohort studies and in follow-up of children.
CONCLUSION: The food lists allowed reflecting on educative interventions, andalso allow future development of different food frequency questionnaires that are specific for this group.
Cross-sectional studies using food frequency questionnaires found low intake of fruits and vegetables in Brazilian adolescents.
Kobayashi et al .4, Watson et al .14(r 0.39) and Scagliusi et al. 6(r 0.46)found a mean correlation coefficient for their food frequency questionnaires higher than that observed in the present study r 0.16.
Food frequency questionnaires(ffq) and dietary recalls 24 hours(24hr) are methods used to obtain estimates of consumption of foods and nutrients in the population.
Two analyze food consumption through food frequency questionnaires, and discuss validation and comparability between methods.
Food Frequency Questionnaires FFQ usually rely on the use of R24h and FD as standard assessment tools, and the strategies used in these questionnaires determine the accuracy and precision of the method.
Agreement of individuals' classification in tertiles of food consumption ranged from 40% to 80% between the two food frequency questionnaires, and from 31% to 74% between the 24-hour recall and the second food frequency questionnaire.
Further statistical analysis was performedon the Italian dataset, combining the molecular-fingerprinting technique on urine samples with nutritional information garnered from participant food frequency questionnaires.
The reproducibility was evaluated by the comparison of food consumption described in both food frequency questionnaires, and the validity by the comparison of food consumption in the 24-hour recall and the second food frequency questionnaire.
The objective of this study was to characterize the food intake of obese women in the waiting line for bariatric surgery using the 24-hour recall and a 30-day food record,following the current protocols for the validation and reproducibility of food frequency questionnaires and dietary pattern assessment.
The use of only three daily recalls as a gold-standard may have underestimated the validity of frequency questionnaires employed in VIGITEL, given that the measures obtained in frequency questionnaires refer to the subjects' usual diet whereas daily recalls only estimate the food intake in few and limited days.
Layout of the food frequency questionnaire.
Validity and reproducibility of a food frequency questionnaire for children.
Palavras-chave: Food Frequency Questionnaire; Validation study; Usual Intake.
A comparison between a food frequency questionnaire and 24-hour recall.
This data was confirmed by the food frequency questionnaire.
A food frequency questionnaire was used to define dietary patterns.
We used a food frequency questionnaire previously validated in a Brazilian cohort.
Fat and fiber intakes was estimated from the food frequency questionnaire.
Hour Food Diary and Food Frequency Questionnaire.
A frequency questionnaire was also used to assess consumption of beans, vegetables and fruit.
Food frequency questionnaire for adults from a population-based study.
The study included 39 women who completed a food frequency questionnaire.