corrMatGenerator | R Documentation |
This function generate the correlation matrix for group sequential trials with two endpoints.
corrMatGenerator(tp, ts, rhops)
tp |
an information fraction vector of Hp |
ts |
an information fraction vector of Hs |
rhops |
a number that shows the correlation coefficient between the test statistics of the primary endpoint and that of the secondary endpoint |
the correlation matrix, Hp goes first, and Hs goes second.
Jiangtao Gou
corrMatGenerator(tp=c(0.64,1),
ts=c(0.25,0.49,1),
rhops=1)
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