BACKGROUND National surveys of food intake rely on the 24-h dietary recall method for assessing the nutrient intakes of Americans. OBJECTIVES This observational validation study was conducted under controlled conditions to test the effectiveness of the US Department of Agriculture (USDA) 5-step multiple-pass method for dietary recall; to test the ability of normal weight, overweight, and obes...

OBJECTIVE The objective of this study was to examine the relationship between the nutritional status, incidence of food insecurity, and health risk among the homeless population in Rhode Island. DESIGN AND SAMPLE This correlational study utilized a convenience sample of 319 homeless adults from Rhode Island's largest service agency for the homeless. Information on use of services such as acce...

OBJECTIVE To compare dietary intake of women supplemented with multiple micronutrients (MM) or iron only during pregnancy. MATERIALS AND METHODS DESIGN Randomized, double-blind, controlled community-based trial. SETTING One semi-urban community in Central Mexico. SUBJECTS Pregnant women identified before week 13 of pregnancy, willing to provide informed consent. INTERVENTIONS Women w...

Materials and methods Seven men with DM1, aged 26±6.63 yrs., BMI 24±1.99 kg/ m2, with DM1 duration of 15±9 yrs., HbA1c 7.76±0.4%, and physically active without historical chronic complications volunteered to this study. In the MI protocol, subjects remained at a constant rate for 30 min to maximum 60% of the estimated heart rate. In the HIIT protocol, individuals ran for 1 min at high intensity...

OBJECTIVE To estimate flavonoid intake in the Australian population. DESIGN Flavonoid consumption was estimated from 24-hour recall data and apparent consumption data using US Department of Agriculture flavonoid composition data. SUBJECTS The National Nutrition Survey 1995 assessed dietary intake (24-hour recall) in a representative sample (n=13,858) of the Australian population aged 2 year...

OBJECTIVE To assess the reproducibility and validity of a 116 item semi-quantitative food frequency questionnaire (FFQ), designed to assess the relation between dietary intake and chronic diseases. MATERIAL AND METHODS To test the reproducibility of the FFQ questionnaire, the FFQ was administered twice to 134 women residing in Mexico City at an interval of approximately one year; to assess th...

BACKGROUND The predictive ability of dietary assessment methods to estimate specific circulating plasma carotenoid concentrations has been compared between African Americans and whites in only one study to date. OBJECTIVE The predictive abilities of 24-h dietary recalls and a food-frequency questionnaire in reporting dietary carotenoids when measured against concentration biomarkers were asse...