Mixed-effects model is an efficient tool for analyzing longitudinal data. The random effects in mixed-effects model can be used to capture the correlations among repeated measurements within a subject. The time points are not fixed and all...
Emergency medicine--Diagnosis; Emergency medical services
A retrospective study involving the secondary analysis of public health surveillance records was undertaken to characterize the reliability and validity of an EMS dispatch data-based scheme for assigning emergency patients to surveillance syndromes...
Bioinformatics; Breast--Cancer--Treatment; Medical care--Data processing
Statistical models have been the first choice for comparative effectiveness in clinical research. Though effective, these models are limited when the data to be analyzed do not fit the assumed distributions; which is mostly the case when the study...
Mental health facilities--Employees--Rating of; Medical personnel--Rating of
There is a growing shortage of Direct Support Professionals (DSPs) in the field of intellectual and developmental disabilities. This shortage is at a crisis now and will continue to become more of a crisis unless changes are made. This is a crisis...
Teacher-student relationships; Interaction analysis in education; Problem youth--Education (Secondary)
The interactions between teachers and students provide a venue for instructional delivery and ultimately student achievement in the school setting. However, not all students experience positive interactions with teachers in the typical classroom...
The purpose of this dissertation is to find ways to decrease Medicare costs and to study health outcomes of diabetes patients as well as to investigate the influence of Medicare, part D since its introduction in 2006 using the CMS CCW (Chronic...
Regression analysis is a statistical method used to relate a variable of interest, typically y (the dependent variable), to a set of independent variables, usually, X1, X2,...,Xn . The goal is to build a model that assists statisticians in...
Accelerated life testing; Reliability (Engineering); Service life (Engineering)
This dissertation is focused on finding lower confidence limits for the reliability of systems consisting of Wei bull components when the reliability demonstration testing (RDT) is conducted with zero failures. The usual methods for the parameter...
Public housing--Kentucky--Newport; Urban renewal--Kentucky--Newport; Newport (Ky.)--Economic conditions
This dissertation examines the outcomes of the Housing Opportunities for People Everywhere (HOPE VI) program in one American city, Newport, Kentucky. HOPE VI also improved the quality of life and satisfaction of former public housing residents who...
Clustered longitudinal data is often collected as repeated measurements on subjects over time arising in the clusters. Examples include longitudinal community intervention studies, or family studies with repeated measures on each member. Meanwhile,...
Teachers--Job satisfaction--Kentucky--Louisville; Teacher turnover--Kentucky--Louisville; First year teachers--Kentucky--Louisville
This study addressed the job satisfaction of new teachers in Jefferson County Public Schools (JCPS). in Jefferson County, Kentucky. The JCPS district is the 29th largest in the United Sates and serves over 98,000 students. Understanding what...
The Louisville Leader was an African-American newspaper published from 1917 to 1950 by I. Willis Cole in Louisville, Kentucky. This issue says Vol. 32. No. 39. but is actually Vol. 32. No. 43.
Marginal inference for waiting times in multi-stage time-to-event models is complicated by right censoring of observations as well as the prior history of events in the model. In general, complications arise due to the evolution of the censoring...
In this dissertation research, we aim to solve problems of two types of survival data, clustered survival data with potentially informative cluster size and sojourn time data. The methods for these two types of data are different. However, both...
Intonation (Musical pitch); Flute--Intonation; Singing--Intonation; Music--Instruction and study
The purpose of this study is to measure the effect of listening to and singing a tuning
pitch on a flute player's intonation. This investigation determines if these two
variables-hearing and singing-will have an effect on playing a single...
Trachea--Intubation; Optical fibers in medicine; Clinical medicine--Study and teaching--Simulation methods; Medicine--Study and teaching--Simulation methods
Fiberoptic intubation skills (FOI) are critical in reducing the anesthesia related morbidity and mortality in clinical settings. The purpose of the study was to prove that the simulator can train a novice to achieve the expert level in a relatively...
The Louisville Leader was an African-American newspaper published from 1917 to 1950 by I. Willis Cole in Louisville, Kentucky. This issue says Vol. 30. No. 37. but is actually Vol. 30. No. 38. This issue is four pages.
The Louisville Leader was an African-American newspaper published from 1917 to 1950 by I. Willis Cole in Louisville, Kentucky. This issue is twelve pages. There are small portions missing along the edges of each page of this issue.
The Louisville Leader was an African-American newspaper published from 1917 to 1950 by I. Willis Cole in Louisville, Kentucky. This issue says Vol. 10. but is actually Vol. 11. Page seven of this issue is very faded.
Phase II clinical trial are generally single arm trial where a homogeneity assumption is placed on the response. In practice, this assumption may be violated resulting in a heterogeneous response. This heterogeneous or overdispersed response can be...