Insert the information in the form and the calculator will determine the pearl index.

What is the pearl index calculator?

The pearl index calculator is a tool that evaluates the difference between contraceptions, drugs and methods that prevents a woman from getting pregnant.

How to calculate pearl index?

To calculate pearl index you should use the following formula:
pearl index = ((number of pregnancies * 12) * 100) / (number of women in the study * study duration)

Why use pearl index calculator?

The pearl index calculator is used in order to evaluate the difference between contraceptions, drugs and methods that prevents a woman from getting pregnant.