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Powerful Sample Size Options
Rapidly calculate sample size for a multitude of scenarios
Align your sample size with scientific & budgetary requirements
Fine-tune calculations with the specify multiple factors tool
1000+ sample size and power calculation procedures
With hundreds of tables for different study designs and tests you can be confident that you will have a validated sample size determination method appropriate for your study. In our sample size software, each sample size table is thoroughly tested and fully validated against the latest regulatory requirements.
These range from effects size side tables like shown here to those that specify a covariance matrix in a repeated measure design to a complex survival simulation scenario.
The complete trial design platform
Reduce trial costs
Use adaptive designs like group sequential design to facilitate early interim decisions. Facilitate the most ethical & efficient conclusions to the trial.
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