Comparing diagnostic tests on benefit-risk

Risk perception, prevention and diagnostic tests.

The objective of this paper is to study the impact of risk perception and diagnostic information on medical prevention decisions. The intertemporal preferences of individuals are represented by a model of recursive rank dependent utility, which has the advantage of allowing risk perceptions to vary over time and with health status. The main results of the paper are the following. Concerning the...

Comparing the Diagnostic Value of Four Dementia Tests in the Amnestic and Healthy Elderly

Objective: This study aimed to compare the diagnostic value of 4 questionnaires for the diagnosis of neurocognitive disorders (NCDs) in the elderly. Methodology: In this project, people older than 60 years who lived in Tehran were investigated. A total of 99 literate persons were enrolled in the study, and 4 questionnaires of functional assessment staging tool (FAST), abbreviated mental test s...

Assessing the Validity of Diagnostic Tests

Prevalence-value-accuracy plots: a new method for comparing diagnostic tests based on misclassification costs.

The clinical accuracy of diagnostic tests commonly is assessed by ROC analysis. ROC plots, however, do not directly incorporate the effect of prevalence or the value of the possible test outcomes on test performance, which are two important factors in the practical utility of a diagnostic test. We describe a new graphical method, referred to as a prevalence-value-accuracy (PVA) plot analysis, w...

the washback effect of discretepoint vs. integrative tests on the retention of content in knowledge tests

در این پایان نامه تاثیر دو نوع تست جزیی نگر و کلی نگر بر به یادسپاری محتوا ارزیابی شده که نتایج نشان دهندهکارایی تستهای کلی نگر بیشتر از سایر آزمونها است