The usefulness of diagnostic tests

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

Assessing the usefulness of diagnostic tests.

Ideally, to ascertain the usefulness of a given medical treatment, investigators organize broad multicenter trials, such as the North American Symptomatic Carotid Endarterectomy Trial (NASCET) (1), in which they can compare outcomes in a sufficiently large number of patients. One could argue that a comparable method should be used for the evaluation of diagnostic tools. After all, it ultimately...

Assessing the Validity of Diagnostic Tests

The Usefulness of Rapid Diagnostic Tests in the New Context of Low Malaria Transmission in Zanzibar

BACKGROUND We assessed if histidine-rich-protein-2 (HRP2) based rapid diagnostic test (RDT) remains an efficient tool for Plasmodium falciparum case detection among fever patients in Zanzibar and if primary health care workers continue to adhere to RDT results in the new epidemiological context of low malaria transmission. Further, we evaluated the performance of RDT within the newly adopted in...

Limited usefulness of the proportion of tests with normal results in review of diagnostic services utilization.

We tested the hypothesis that the proportion of normal results in tests ordered by a physician correlates directly with the proportion of tests that are disapproved by a utilization review audit for inappropriate test use. Auditors reviewed 3497 charts for 13 067 repeated determinations of 10 diagnostic tests ordered by 81 medical residents to determine if test use had been appropriate, accordi...