Sentences with phrase «item food frequency»

At two early visits, participants filled out a 66 - item food frequency questionnaire, which asked how often, on average, the participants consumed each food item in what portion size over the previous year.

Not exact matches

Who's to say that the quantity and frequency with which we eat these items isn't a contributing factor to the development of food sensitivities in the first place?

Other nutrient values such as trans fat, saturated fat, polyunsaturated fat, and cereal fiber were computed by multiplying the frequency of consumption of each food by the nutrient content of the portion and then adding these products across each food item.

All study participants completed a food frequency questionnaire, detailing how much and how often they had eaten 187 food items over the preceding four weeks.

Dietary data were collected with a 145 - item food - frequency questionnaire (FFQ), modified for the Australian diet and vernacular from an early Willett questionnaire (14).

The reported frequency for each food item was then converted to a daily intake.

They were also asked to complete a 120 - item food - frequency questionnaire to assess dietary change from the beginning to the end of the study.

The questionnaire asked about their current weekly frequency of consumption of 43 food groups and food items.

Food groups were formed based on a semiquantitative food frequency questionnaire (12); for example, the whole - grain group was formed as the sum of the number of servings per week of dark bread, brown rice, whole - grain breakfast cereal, bran, wheat germ, and a miscellaneous whole - grain item (Food groups were formed based on a semiquantitative food frequency questionnaire (12); for example, the whole - grain group was formed as the sum of the number of servings per week of dark bread, brown rice, whole - grain breakfast cereal, bran, wheat germ, and a miscellaneous whole - grain item (food frequency questionnaire (12); for example, the whole - grain group was formed as the sum of the number of servings per week of dark bread, brown rice, whole - grain breakfast cereal, bran, wheat germ, and a miscellaneous whole - grain item (13).

Diet was assessed at phases 3, 5, 7 and 9 using a 127 - item machine - readable semi-quantitative food frequency questionnaire (FFQ) which originates from the tool used in the US Nurses» Health Study, a self - administered questionnaire on habitual diet over the past 12 months30, 31.

The mean daily nutrient intake was calculated by multiplying the consumption frequency of each food item by its nutrient content and then summing across all foods.

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.

Participants completed a 145 - item food - frequency questionnaire (FFQ) designed for the WHI at baseline.

Participants self - reported their intake of sugar sweetened beverages, including soda and fruit drinks, using items from the Youth / Adolescent Food Frequency Questionnaire [51].