Em Ter, 2008-10-28 às 08:30 -0700, [EMAIL PROTECTED] escreveu:
Hello -
I am wondering if anyone has written some R code to calculate futility
bounds for a group sequential analysis of clinical trials data. The
library ldbounds has a function 'bounds' which calculates the
effectiveness
Hello -
I am wondering if anyone has written some R code to calculate futility
bounds for a group sequential analysis of clinical trials data. The
library ldbounds has a function 'bounds' which calculates the
effectiveness stopping bounds for various spending functions, but it does
not
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