CensTime.TwoArm {ClinTrialPredict} | R Documentation |
Calculate the censoring rate for a two-arm clinical trial
Description
Calculate the censoring rate for a two-arm clinical trial
Usage
CensTime.TwoArm(
N.0 = NULL,
N.1 = NULL,
d = NULL,
l = NULL,
alpha0.t = NULL,
nu0.t = NULL,
alpha1.t = NULL,
nu1.t = NULL,
s = NULL,
m = NULL,
design2 = NULL
)
Arguments
N.0 |
number of subjects plan to be enrolled in control arm |
N.1 |
number of subjects plan to be enrolled in experimental arm |
d |
expected number of events observed at time |
l |
observation time |
alpha0.t |
shape parameter of weibull survival distribution for control arm |
nu0.t |
scale parameter of weibull survival distribution for control arm |
alpha1.t |
shape parameters of weibull survival distribution for experimental arm |
nu1.t |
scale parameter of a weibull survival distribution for control arm |
s |
enrollment time |
m |
maximum follow-up time for a subject |
design2 |
a list containing all the above parameters for two-arm design |
Value
This function returns a list containing all design parameters, including the calculated censoring rate gamma.c
Examples
#calculate the censoring parameter
CensTime.TwoArm(N.0=100,N.1=100,d=10,l=3,alpha0.t=1,nu0.t=5,alpha1.t=2,nu1.t=4,s=5,m=4)
[Package ClinTrialPredict version 0.0.4 Index]