Sensitivity

Changed by Stefan Tigges, 2 Dec 2023
Disclosures - updated 10 May 2023: Nothing to disclose

Updates to Article Attributes

Body was changed:

The sensitivity of a test/investigation is defined as the ability of the test to identify true positive cases of the disease under question. Sensitive tests are useful for ruling out disease.

Calculation

Sensitivity = true positives detected by test / total cases of the disease where total cases with the disease = true positives + false negatives.

  • -<p>The <strong>sensitivity </strong>of a test/investigation is defined as the ability of the test to identify true positive cases of the disease under question. Sensitive tests are useful for ruling out disease. </p><h4>Calculation</h4><p>Sensitivity = true positives detected by test / total cases of the disease where total cases with the disease = true positives + false negatives. </p>
  • +<p>The <strong>sensitivity </strong>of a test/investigation is defined as the ability of the test to identify true positive cases of the disease under question. Sensitive tests are useful for ruling out disease.&nbsp;</p><h4>Calculation</h4><p>Sensitivity = true positives detected by test / total cases of the disease where total cases with the disease = true positives + false negatives.&nbsp;</p>

References changed:

  • 2. Tigges S. Diagnostic Test Metrics and Receiver Operating Characteristic Curves: The Graphic Novel. Journal of the American College of Radiology. 2022;19(9):1034-41. <a href="https://doi.org/10.1016/j.jacr.2022.06.011">doi:10.1016/j.jacr.2022.06.011</a> - <a href="https://www.ncbi.nlm.nih.gov/pubmed/35970257">Pubmed</a>
  • 3. Loong T. Understanding Sensitivity and Specificity with the Right Side of the Brain. BMJ. 2003;327(7417):716-9. <a href="https://doi.org/10.1136/bmj.327.7417.716">doi:10.1136/bmj.327.7417.716</a> - <a href="https://www.ncbi.nlm.nih.gov/pubmed/14512479">Pubmed</a>

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