Medicine and Health Sciences Commons^™

The Elimination Of Listeria Monocytogenes Biofilms From Stainless Steel Deli Meat Slicer Components By The Use Of Hurdle Technologies, Alexandria Wynne Mertz

Graduate Theses and Dissertations

Listeria monocytogenes growth is of the greatest concern amongst ready-to-eat foods. The United States Department of Agriculture's Food Safety and Inspection Services determined that deli luncheon meats pose the greatest risk of contamination from L. monocytogenes Industrial meat slicers have many removable parts that are connected with sealers and gaskets, which can become worn over time. These spaces cannot be cleaned adequately, therefore are susceptible to bacterial growth. Planktonic cells form biofilms in order to protect the cell from adverse conditions, like during routine cleaning and sanitation. Once a biofilm is formed, the bacteria are much more difficult to eradicate …

The Impact Of Body Image On Women In Later Life: Effects On Quality Of Life And Body Perception, Rachel L. Avants

Graduate Theses and Dissertations

Physical, mental, and emotional changes can occur throughout the aging process, making it important to treat different age groups as separate populations when researching body image. Yet, very few instruments have been validated for middle-aged and older adults. An online survey was used to perform a validation of the Body Image Quality of Life Inventory (BIQLI) and examine demographic relationships, with a sample of 947 women, ages 40-79, from across the United States. A principal component analysis (PCA) and convergent validity supported the use of the BIQLI for women ages 40 to 79. A one-factor model was validated for comparing …

A Content And Visual Analysis Of Promotional Pieces Used To Promote The Arkansas Soybean Promotion Board, Amy Hughes

Graduate Theses and Dissertations

A communications campaign was developed for a commodity promotion board in the southern region of the United States with promotional pieces produced and disseminated by a third-party communications group to reach the general public, soybean producers, and animal agriculture producers target audiences through key themes and messages. A systematic, content-driven approach assessed the potential impact on perceptions of individuals. This study utilized a content and visual analysis based on semiotic theory to analyze creative pieces and focus groups to assess content quality and impact.

Many of the creative pieces displayed too many themes, and the themes did not accurately represent …

Impact Of Healthy Lifestyle Choices On Smoking Behavior Among College Students Who Smoke Cigarettes, Mitchell Jenkins

Graduate Theses and Dissertations

This dissertation examines the impact certain healthy lifestyle choices had on smoking behavior among college students who smoke cigarettes. Even with continued reduction in prevalence, cigarette smoking is still the leading cause of preventable death in America. With that in mind, it is important to continue to identify factors that relate to decreased tobacco usage. Secondary data from the American College Health Association's bi-yearly National College Health Assessment was used for this study. This assessment/survey encompasses college students' habits, behaviors, and perceptions regarding prevalent health topics. The sample for this study consisted of 14,515 college students who identified themselves as …

The Effect Of School And Neighborhood Environmental Factors On Childhood Obesity, Yiwei Qian

Graduate Theses and Dissertations

The dissertation consists of three chapters exploring the effect of school program and neighborhood environment on childhood obesity outcome using individual panel data set of Arkansas public schoolchildren.

The first chapter (Section 2) investigates how the Fresh Fruit and Vegetable Program (FFVP), a program that provides funding for the distribution of free fresh fruits and vegetables to students in participating schools, affects childhood obesity. We combine matching methodology and difference-in-differences analysis to estimate the effect of the FFVP on childhood BMI outcomes. Estimates of the FFVP effect are sensitive to different matching methods. Methods that provide a good balance between …