Sentences with phrase «using dietary questionnaires»

Participants» diets were evaluated using a dietary questionnaire.

They used dietary questionnaires to estimate sodium intake.

Not exact matches

Parents filled out questionnaires assessing eating behaviours, such as watching television while eating, dietary intake, parental concerns about activity levels and growth, screen time and use of supplements.

These findings may not be generalizable — nearly all the participants were well - educated white adults, and the use of dietary questionnaires and self - reported weight measurement may have introduced measurement errors.

For both studies, dietary fibre intake was measured using Food Frequency Questionnaire responses.

«This is an interesting and important study, both because of its size and because of the use of objective measurements of blood - borne fatty acids known to depend to a large extent on eating habits, rather than relying on data from dietary questionnaires.

In order to assess dietary intake, most epidemiological studies use Food Frequency Questionnaires, or FFQs.

In all the studies, dietary magnesium levels were established making use of a 24 - hour dietary recall or a food frequency questionnaire.

The strengths of this study include its population - based sample, high participation rate, and use of a GI - and carbohydrate - validated FFQ to collect dietary information, and detailed questionnaires that permitted careful assessment of potential confounding variables.

Although the Lim team found no relationship between dietary intake of preformed retinol and fracture risk, it only used one one - week food frequency questionnaire (FFQ), 13 whereas the 1998 Melhus study used four one - week FFQs, 7 and the Nurses» Health Study used five one - week FFQs.

The Swedish Mammography Cohort was a community based observational study that used dietary recall questionnaires to estimate dairy product intake and compared that to weight changes.

Reason # 1: The study asked people to recall their food intake using a questionnaire at the beginning of the study, which is problematic because dietary recall questionnaires are notoriously inaccurate.

Students are required to submit an in - depth outline of the intake process, interviewing method, coaching skills used, a copy of the forms / questionnaires used, and all dietary / lifestyle recommendations including follow up schedule, and plans for client adherence.

Moreover, the use of dietary questionnaires and self - reported weight measurement may have introduced measurement errors into this study and, although the researchers accounted for some key lifestyle factors that are likely to affect weight, individuals who increased their fruit and vegetable intake and lost weight may have shared other unknown characteristics that were actually responsible for their weight loss.

Participants were asked to report the hours spent per week on moderate (eg, brisk walking) and vigorous (eg, strenuous sports and jogging) exercise, then the total hours of metabolic equivalent tasks per week were estimated on the basis of the metabolic equivalent task score assigned to each activity.15 Dietary variables were assessed using a validated semiquantitative food frequency questionnaire.12 Mental health was assessed using the 36 - Item Short - Form Health Survey in the 1996 questionnaire.

The participants were also asked to (a) complete a physical activity and nutritional questionnaire, (b) complete a dietary log for 48 hours before experimental trials, (c) maintain a normal diet, (d) refrain from alcohol, nicotine, and caffeine consumption at least 48 hours before testing sessions, (e) refrain from use of pain reliever and analgesics for the duration of the study, and (f) not participate in any vigorous physical activity 48 hours before testing sessions.

Dietary validation studies have indicated that the frequency of coffee consumption reported on a food frequency questionnaire is highly reproducible and agrees well with assessments using diet records (15).

Dietary data were collected from the Food Frequency Questionnaire (FFQ), a valid and reliable measure of estimated food and beverage consumption (Rogers and Emmett 1998); The FFQ was used to assess (a) mother's reported dietary patterns at 32 weeks gestation («pregnancy»), and (b) what the mother reported feeding her child at 38 months of age («3 years&rDietary data were collected from the Food Frequency Questionnaire (FFQ), a valid and reliable measure of estimated food and beverage consumption (Rogers and Emmett 1998); The FFQ was used to assess (a) mother's reported dietary patterns at 32 weeks gestation («pregnancy»), and (b) what the mother reported feeding her child at 38 months of age («3 years&rdietary patterns at 32 weeks gestation («pregnancy»), and (b) what the mother reported feeding her child at 38 months of age («3 years»).