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A Comparison Study of the Reliability Coefficients from Five Approaches to Reliability Estimation
DownloadFall 2015
In order to estimate reliability by a single administration of one test form, various approaches and corresponding reliability coefficients have been proposed so far. Currently, the five most influential approaches are: internal consistency, lower bound, principal components analysis (PCA),...
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The impact of bias on the magnitude of treatment effect estimates in oral health randomized trials
DownloadFall 2016
Background: There is emerging evidence that randomized trials are subject to biases. Flaws in the design of such trials can result in over- or underestimation of the treatment effect size. Aim: To examine the empirical evidence for bias, to quantify the extent of bias associated with methodology,...
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Spring 2010
The increasing popularity of traditional Chinese medicine (TCM) therapies as health care options warrants thorough examination of the efficacy and safety evidence around these therapies. This thesis explores the intersection of TCM and fatigue using two rigorous methodologies: systematic reviews...