The validity of a screening test is the capability to discriminate between those with and without disease, and can be measured by sensitivity and specificity (Hakama, 1991). Ideally, a screening test ...

An automated molecular test for Mycobacterium tuberculosis and rifampin resistance identified 98.2% of patients with smear-positive tuberculosis and 72.5% of patients with smear-negative tuberculosis.

MADISON, Wis., Oct. 22, 2023 /PRNewswire/ -- Exact Sciences Corp. (NASDAQ: EXAS), a leading provider of cancer screening and diagnostic tests, today announced late-breaking data from the pivotal ...

Background: Sensitivity and specificity are characteristics of a diagnostic test and are not expected to change as the prevalence of the target condition changes. We sought to evaluate the association ...

Results of this level 2 study showed the lever test resulted in high sensitivity, specificity and overall accuracy in the detection of ACL tears. Perspective from Theodore B. Shybut, MD "The lever ...

ATS 2016, SAN FRANCISCO - A new skin test for tuberculosis infection has proven safe, easy to administer and accurate in two Phase III clinical trials, according to research presented at the ATS 2016 ...

Conclusions The K-D has fair test-retest reliability. The combination of sensitivity and specificity with any increase in time is better than other currently used objective measures of concussion.

A 90-minute COVID-19 test has been shown to have over 94 per cent sensitivity, and 100 per cent specificity in a new study. The work, published in the journal The Lancet Microbe, was ledby scientists ...

When clinicians want to make a diagnosis for a particular patient, they are often faced with a number of alternative possibilities. A diagnostic test, usually performed in conjunction with a clinical ...

Saliva-based serology assays that measure antibodies against severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2) antigens are important coronavirus disease 2019 (COVID-19) markers. Serology ...