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Applying Kraemer's Q (Positive Sign Rate): Some Implications for Diagnostic Test Accuracy Study Results
BACKGROUND/AIMS: Sensitivity and specificity (Sens, Spec) are not invariant properties of diagnostic and screening tests, but vary in different patient samples. Kraemer [Evaluating medical tests. Objective and quantitative guidelines. 1992] used the level of test, Q, also known as “positive sign rat...
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| Formato: | Online Artículo Texto |
| Lenguaje: | English |
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S. Karger AG
2019
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| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6959111/ https://www.ncbi.nlm.nih.gov/pubmed/31966037 http://dx.doi.org/10.1159/000503026 |