EBMcalc Medical Calculator

Odds Ratio and Relative Risk

The EBMcalc module Odds Ratio and Relative Risk is available in EBMcalc Complete Edition.

This calculator yields the following results:

Odds Ratio
Relative Risk

Equation parameters include:

Exp Group Positive
Exp Group Total
Control Group Positive
Control Group Total

References

Katz MH. Multivariable analysis: a primer for readers of medical research. Ann Intern Med. 2003 Apr 15;138(8):644-50. PubMed ID: 12693887
Carney S, Doll H. Introduction to biostatistics: Part 2. Measures of association as used to address therapy, harm, and etiology questions. ACP J Club. 2005 Sep-Oct;143(2):A8. PubMed ID: 16134901
Page J, Attia J. Using Bayes' nomogram to help interpret odds ratios. ACP J Club. 2003 Sep-Oct;139(2):A11-2. PubMed ID: 12954046

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