Positive and negative predictive values of a diagnostic test are key clinically relevant measures of test accuracy. Surprisingly, statistical methods for comparing tests with regard to these ...

Under the influence of global warming, the Arctic is transitioning from a state dominated by multi-year thick ice to a "New ...

A recent study supports the notion that non–driver mutations in essential thrombocythemia (ET) and polycythemia vera (PV) have predictive value and found that a proposed international prognostication ...

Binary test outcomes typically result from dichotomizing a continuous test variable, observable or latent. The effect of the threshold for test positivity on test sensitivity and specificity has been ...

In treatment of depression with adjunctive aripiprazole, early improvement (week 2) was a significant predictor of remission, and lack of improvement was associated with nonremission. Post hoc pooled ...

In a recent study published in the journal Healthcare, researchers illustrated that certain biomarkers may be better predictors of coronavirus disease 2019 (COVID-19) than others. Study: Prognostic ...

The ratio of soluble fms-like tyrosine kinase 1 (sFlt-1) to placental growth factor (PlGF) is elevated in pregnant women before the clinical onset of preeclampsia, but its predictive value in women ...

Learn more about how elevated serum tyrosine predicts hepatocellular carcinoma and mortality in chronic liver disease, ...