Hazard Ratio
Calculate Hazard Ratio instantly with the exact formula and a worked example. Free online calculator — no signup, works on mobile.
Hazard Ratio
h_treat / h_control
HR
0.5
More about: Hazard Ratio
What it calculates
The “Hazard Ratio” calculator computes HR from 1 parameter: h_treat / h_control.
A core calculation for studying, engineering tasks, and checking solutions.
Example calculation
With parameters h_treat / h_control = 0.5 the result is 0.5.
How to use
- Enter the parameter values — every field above is adjustable with a slider.
- The result and related metrics are calculated automatically as you type.
- Use the additional metrics shown (if any) where needed.
- Copy the result or bookmark the page.