False positive
Citation, DOI, disclosures and article data
At the time the article was created Stefan Tigges had no financial relationships to ineligible companies to disclose.
View Stefan Tigges's current disclosuresAt the time the article was last revised Daniel J Bell had no financial relationships to ineligible companies to disclose.
View Daniel J Bell's current disclosures- False positive (FP)
- False positives
False positive (FP) is one of 4 possible outcomes when using a test with a binary outcome to detect disease: "test positive" is when the test result signifies that disease is present and "test negative" is when the test result signifies that disease is absent 1-3. A positive test in someone without disease is a false positive. The probability of a false positive result is the false positive rate.
There are 3 other possible test outcomes:
true positive (TP)
true negative (TN)
false negative (FN)
Quiz questions
References
- 1. Parikh R, Mathai A, Parikh S, Chandra Sekhar G, Thomas R. Understanding and Using Sensitivity, Specificity and Predictive Values. Indian J Ophthalmol. 2008;56(1):45-50. doi:10.4103/0301-4738.37595 - Pubmed
- 2. Tigges S. Diagnostic Test Metrics and Receiver Operating Characteristic Curves: The Graphic Novel. J Am Coll Radiol. 2022;19(9):1034-41. doi:10.1016/j.jacr.2022.06.011 - Pubmed
- 3. Loong T. Understanding Sensitivity and Specificity with the Right Side of the Brain. BMJ. 2003;327(7417):716-9. doi:10.1136/bmj.327.7417.716 - Pubmed
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