Insert the information in the form and the calculator will determine the NNT.


What is the NNT calculator?


The NNT calculator is a tool that computes both the number needed to treat and the absolute risk reduction.


How to calculate NNT?


To calculate NNT you should use the following formula:
NNT = 1 / (control group - experimental group)


Why use NNT calculator?


The NNT calculator is used in order to determine both the number needed to treat and the absolute risk reduction.


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