Sentences with phrase «semi-quantitative food frequency»

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.

On entering the study, participants completed a previously validated semi-quantitative food frequency questionnaire to collect information on coffee consumption, lifestyle and sociodemographic characteristics, anthropometric measurements, and previous health conditions.

Not exact matches

At the start of CARDIA (1985 - 1986), women and men were asked about their consumption of different fruits and vegetables and the number of servings they had eaten in the past month using a semi-quantitative interview food - frequency questionnaire.

Validity of carbohydrate, glycaemic index and glycaemic load data obtained using a semi-quantitative food - frequency questionnaire