Epistemis

Sample Size Calculation, Statistical Power and Decision Errors

Required inputs

The inputs this calculator asks for inside the app.
VariableExample value
Expected Proportion in Control Group (p1)0.30
Expected Proportion in Treated Group (p2)0.15
Confidence Level (1 - α)
Desired Statistical Power (1 - β)

Run the calculation in the app

This page explains the score but does not run it. In Epistemis, the calculator validates units, flags values outside physiological ranges, and provides the interpretation that a number alone cannot convey.

Epistemis is educational review material. It is not a medical device, does not diagnose or prescribe treatment, and does not replace formal medical training, current clinical guidelines, or professional clinical judgment.

Specialty
Epidemiology
Area
Clinical Bases
Variables
4
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