negative predictive value (NPV)

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Introduction

Predictive value of a negative test (PVN)

true negatives / (true negatives + false negatives)

The proportion of persons with a negative test who do NOT have the condition or disease.

As the prevalence of a disease decreases, the negative predictive value increases.[2]

References

  1. Harrison's Principles of Internal Medicine, 14th ed. Fauci et al (eds), McGraw-Hill Inc. NY, 1998, pg 502
  2. Jump up to: 2.0 2.1 Medical Knowledge Self Assessment Program (MKSAP) 14, 16, 17, 19. American College of Physicians, Philadelphia 2006, 2012, 2015, 2021
  3. Armstrong KA, Metlay JP. Annals Clinical Decision Making: Using a Diagnostic Test. Ann Intern Med. 2020 May 5;172(9):604-609 PMID: https://www.ncbi.nlm.nih.gov/pubmed/32311733