Power and Average Sample Number Result

Description

Class for power and average sample number (ASN) results.

Details

This object cannot be created directly; use getPowerAndAverageSampleNumber() with suitable arguments to create it.

Fields

nMax

The maximum sample size. Is a numeric vector of length 1 containing a whole number.

theta

A vector of standardized effect sizes (theta values). Is a numeric vector.

averageSampleNumber

The average sample number calculated for each value of theta or nMax, if the specified maximum sample size would be exceeded. Is a numeric vector.

calculatedPower

The calculated power for the given scenario.

overallEarlyStop

The overall early stopping probability. Is a numeric vector.

earlyStop

The probability to stopping the trial either for efficacy or futility. Is a numeric vector.

overallReject

The overall rejection probability. Is a numeric vector.

rejectPerStage

The probability to reject a hypothesis per stage of the trial. Is a numeric matrix.

overallFutility

The overall stopping for futility probability. Is a numeric vector.

futilityPerStage

The per-stage probabilities of stopping the trial for futility. Is a numeric matrix.