billycalc

Diagnostic OR

Calculate Diagnostic OR instantly with the exact formula and a worked example.

Diagnostic OR

Sensitivity%
Specificity%
DOR
51
Calculate Diagnostic OR instantly with the exact formula and a worked example.
LR+
6
LR−
0.118
ln DOR
3.93
Test quality
High

More about: Diagnostic OR

What it calculates

The “Diagnostic OR” calculator computes DOR from 2 parameters: sensitivity (%), specificity (%).

A core calculation for studying, engineering tasks, and checking solutions.

Example calculation

With parameters Sensitivity = 90 %, Specificity = 85 % the result is 51.

How to use

  1. Enter sensitivity and specificity — each field above is adjustable with a slider.
  2. DOR is calculated automatically as you type.
  3. Check the worked example below to see the formula applied to real numbers.
  4. Copy the result or bookmark this calculator.

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FAQ

How is Diagnostic OR calculated?
The Diagnostic OR calculator computes DOR from sensitivity, specificity. Enter your values above and the exact formula is applied instantly; a worked example with real numbers is shown below.
Is the Diagnostic OR calculator free?
Yes. It is completely free, needs no signup, runs entirely in your browser, and sends no data to any server.

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