Interim Analysis Power Calculation
Introduction & Importance
Interim analysis power calculation is a critical process in clinical trials…
How to Use This Calculator
- Enter the sample size…
Formula & Methodology
The interim analysis power calculation is based on the following formula…
Real-World Examples
Data & Statistics
Expert Tips
- Understand the assumptions…
Interactive FAQ
What is interim analysis?
Interim analysis is a planned analysis of data…
For more information, see the FDA’s guidance on adaptive designs and the methodology paper by Proschan et al.