Analytical, Diagnostic and Therapeutic Techniques, and Equipment

Odds Ratio

The ratio of two odds. The exposure-odds ratio for case control data is the ratio of the odds in favor of exposure among cases to the odds in favor of exposure among noncases. The disease-odds ratio for a cohort or cross section is the ratio of the odds in favor of disease among the exposed to the odds in favor of disease among the unexposed. The prevalence-odds ratio refers to an odds ratio derived cross-sectionally from studies of prevalent cases.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

The ratio of two odds. The exposure-odds ratio for case control data is the ratio of the odds in favor of exposure among cases to the odds in favor of exposure among noncases. The disease-odds ratio for a cohort or cross section is the ratio of the odds in favor of disease among the exposed to the odds in favor of disease among the unexposed. The prevalence-odds ratio refers to an odds ratio derived cross-sectionally from studies of prevalent cases.

MeSH Record

Classification

Broader headings

Related Concepts

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MeSH Record

Synonyms

12 entry terms
  • Cross-Product Ratio
  • Relative Odds
  • Risk Ratio
  • Cross Product Ratio
  • Cross-Product Ratios
  • Odds Ratios
  • Odds, Relative
  • Ratio, Cross-Product
  • Ratio, Risk
  • Ratios, Cross-Product
  • Ratios, Risk
  • Risk Ratios

MeSH Record

Indexing Annotation

usually NIM

MeSH Record

History Note

91(90); was see under PROBABILITY 1990

MeSH Record

Previous Indexing

  • Probability (1977-1989)
  • Risk (1977-1989)

MeSH Hierarchy

Tree Numbers

AMA Style

References

  1. National Library of Medicine. Odds Ratio. Medical Subject Headings (MeSH). 2026. Unique ID D016017. http://id.nlm.nih.gov/mesh/2026/D016017
  2. Odds Ratio. In: Wikipedia. https://en.wikipedia.org/wiki/Odds_ratio
  3. Odds Ratio. In: Wikidata. https://www.wikidata.org/wiki/Q1862216