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What Is The Appropriate Sample Size For My Study?
nQuery is the world’s most trusted clinical trial design platform. nQuery covers all phases (I - IV) and all types of trial designs (classical to adaptive).
Created by sample size experts, nQuery boasts 100s of validated sample size tables & procedures, complete with an extensive list of features for sample size calculation and power analysis. This is why it is the #1 choice for researchers and Biostatisticians worldwide.
for your sample size calculations
Event & Enrollment Prediction
nQuery Predict is the predictive module of the nQuery platform. It uses powerful modeling and simulation to accurately forecast your study duration. Model timelines for important trial milestones such as accrual and events. Identify roadblocks and take action to keep your trial on schedule.
Another example is in a group sequential table you'll be provided with a boundary plot which gives the boundaries of rejection for futility or efficacy at each time point.
Specify Multiple Factors
The specify multiple factors tool allows you to quickly and efficiently explore a number of scenarios in your sample size table.
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