Power in a Group Sequential Design


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Documentation for package ‘PwrGSD’ version 1.15

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%,% The paste operator
agghaz Aggregated Hazard
as.boundaries Convert a "PwrGSD" object to a "boundaries" object
CDFOR2LRR Convert CDF Odds Ratio to Logged Relative Risks
CondPower Conditional type I and type II error probabilities given current value of the test statistic
cpd.PwrGSD Create a skeleton compound PwrGSD object
CRRtoRR Cumulative-risk ratios to risk ratios
CY2TOShaz Calender year rates to Study Year Rates
DX ~~function to do ... ~~
Elements Create a subset of a "cpd.PwrGSD" object
GrpSeqBnds Computes efficacy and futility boundaries
IntSurvDiff Weighted Integrated Survival function test
lookup Lookup values for a piecewise constant function
lung Mayo Clinic Lung Cancer Data
mystack Stack a dataset
mysurvfit My Survfit
paste The paste operator
plot.cpd.PwrGSD Plot Method for cpd.PwrGSD objects
Power Extract the Power results
PwrGSD Calculate Power in a Group Sequential Design
RCM2RR Relative cumulative mortality to Relative Risk
RR2RCM Relative risk to Relative Cumulative Mortality
SimGSB Verifies the results of "GrpSeqBnds" via simulation
wtdlogrank Weighted log-rank test