Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
Results
Showing 1 to 20 of 34 for “"dietary assessment"”.
-
Dietary assessment, ultra-processed food consumption, and adiposity in four countries of South Asia
… data and the lack of readily available dietary assessment tools capable of collecting individual-level dietary intake data at scale. In my PhD, I aimed to – 1) operationalise and assess the validity of a 24-hour dietary recall instrument for South Asia and 2) quantify consumption, …
-
Development and validation of a dietary assessment tool to determine dietary intake of people living in oesophageal cancer risk areas in the rural Eastern Cape of South Africa
… exposure (a mycotoxin growing on maize), poor dietary habits and nutrient deficiencies. Little is known about the current dietary habits and nutrient intake of these people, and therefore maize consumption and fumonisins exposure.
-
Effect of the number of breakfasts and the amount of breakfast consumed by 4th grade children on total daily nutrient and energy intake
… Program. Methods: The Spears Point of Sale Dietary Assessment Tool (Spears POS-DAT) was used to determine which subjective dietary assessment tool was most accurate: 24-hour recall or food record. Breakfast and lunch was collected for 7 school days at an elementary school with the Spears …
-
High Accuracy Mobile 3D Scanning Using Structured Laser Beam Patterning
… obesity, and cancer, to name a few. Enhanced dietary assessment techniques are critical for epidemiological studies that target diet-related problems. Currently, nutritional research is considerably hindered by the low accuracy in estimating individual dietary intake, and, more specifically, …
-
The Impact of Weight Bias and Stigma on Energy Misreporting in 24-Hour Dietary Recalls
… and thus it is crucial to evaluate how existing dietary assessment methods perform for people with obesity, and to develop or refine methods to enhance their accuracy. Researchers should be prepared to include more individuals with obesity and class III obesity, a growing demographic, in studies …
-
Comparison of Children's 24-Hour Recalls and Food Records Using Two Methods of Analysis
The purpose of the study was to determine which dietary assessment method, the 24-hour recall or the food record, would yield data that equates the greatest to the Spears Point-of-Sale-Dietary Assessment-Tool (Spears POS-DAT). The second purpose of the study was to determine which analysis method, …
-
The effect of nutrition knowledge and attitude on dietary practices of pregnant women
… of nutrition in prenatal health care on the dietary practices of 100 pregnant women in southeastern and southwestern Virginia. Women were of both high and low socioeconomic status. To assess knowledge and attitude, a questionnaire was developed. Validity and reliability were established for …
-
Developing an instrument for assessing food patterns of preschool children
… or higher and none scoring below 60 percent. Dietary assessment was only possible to a limited degree, but food group frequency scores revealed children's estimates of their own intake to be considerably higher than those of parents. While reliability of children as primary sources of dietary …
-
Haitian street foods and their nutritional contribution to dietary intake
… intake has not been adequately addressed in dietary assessment research, in spite of its universality. To establish a base of knowledge regarding street foods from a nutritional standpoint, a three month pilot study was conducted in Port-au-Prince, Haiti, during the fall of 1983. One hundred …
-
Sources of error and bias in the assessment of dietary intake : 24-hour recalls and food records
… was to validate the 24-hour recall method of dietary assessment and to identify possible sources of error and bias in a cross-cultural sample of South African women. The second aim of this dissertation was to determine the source and extent of inter-researcher variability associated with the …
-
Prevalence and determinants of obesity among adolescents in Vhembe district Municipality, Limpopo Province
… were carried out: anthropometric measurements, dietary assessment, biochemical measurements, blood pressure and physical activity level. A questionnaire was used to collect demographic information and dietary intake. Data were expressed as means and standard deviations. The statistical package …
-
Nutrition knowledge, dietary practice and vitamin B12 levels in patients living with type 2 diabetes mellitus on metformin in Thulamela Municipality
… type 2 diabetes, yet data on its prevalence and dietary determinants in South African populations are limited. Objective: This study assessed the plasma vitamin B12 status and dietary intake of patients with type 2 diabetes receiving metformin in Thulamela Municipality, South Africa. Methods: A …
-
A multi-indicator approach to dietary assessments within Lake Michigan's nearshore area
… and their spatial heterogeneity. Traditional dietary assessment methods of examining individual’s stomach contents provide valuable data quantifying relationships, however what is incorporated into organisms is not always proportional to what is consumed. Biochemical compounds have recently …
-
Investigating determinants of macular pigment optical density and macular pigment distribution in adults aged 45--73: Can enhanced analytical techniques improve the ability to predict macular pigment status?
<p>This research assessed the relationships of dietary, sex, and biochemical factors to macular pigment optical density (MPOD) and macular pigment (MP) distribution in 108 adults. Dietary assessment tools were evaluated for their ability to predict MP status. Macular pigment was assessed at four …
-
Using Recovery Biomarkers to Evaluate Dietary Compliance in Young Adults Provided Controlled Diets High in Ultra-Processed Foods and Free from Ultra-Processed Foods
… negative health outcomes. This study evaluates dietary compliance in a larger study of young adults consuming controlled diets high in UPFs versus controlled diets free from UPFs. Since participants were free-living while following controlled diets, accurately assessing dietary compliance was …
-
Development and evaluation of a bilingual interactive multimedia computerized food recall
… test a bilingual interactive multimedia (IMM) dietary assessment tool. During developmental testing 25 peer-reviewers rated characteristics of the program on a 5-point Likert scale. The mean score of each question received high ratings including introduction/directions helpful (M = 4.5), meal …
-
An assessment of kilocalories and protein in the diets of HIV-infected adults in Kenya
… protein needs. These deficits hinder accurate dietary interventions for these patients. \r\nMETHODS: Over the period of April 2009 to August 2009, we designed and implemented a dietary instrument (3-day recall survey) to assess the kilocalorie and protein consumption for HIV-infected adults in …
-
Long-term Almond Supplementation: Effects on Diet, Eating Patterns, and Satiety in Free-Living Healthy Individuals
… to incorporate almonds into their HD without dietary advice by free feeding daily on the nuts (AD). Subjects incorporated the almonds into the HD as a single portion, and consumed the nuts during snacks and at breakfast. Almond supplementation resulted in an increased intake of …
-
Improving Non-nutritive Sweetener Study Design Methodology
… than studying NNS as individual products. New dietary assessment methods and improved study design and methods are needed to advance researchers' abilities to study NNS and their impact on consumers' health. The objectives of this dissertation were to 1) determine validity and reproducibility …
Page 1 of 2