Re: [R] Bootstrap confidence intervals using bootcov from the rms package

2010-11-10 Thread Kim Fernandes
Hi Frank, Good to know. Thanks again for your help! Kim On Wed, Nov 10, 2010 at 8:53 AM, Frank Harrell wrote: > > Unfortunately, bootcov is not meant to operate on fit objects produced by > fit.mult.impute. bootcov "gets there too late" in the process and does not > know how to penalize for i

Re: [R] Bootstrap confidence intervals using bootcov from the rms package

2010-11-10 Thread Frank Harrell
Unfortunately, bootcov is not meant to operate on fit objects produced by fit.mult.impute. bootcov "gets there too late" in the process and does not know how to penalize for imputation. Frank - Frank Harrell Department of Biostatistics, Vanderbilt University -- View this message in contex

[R] Bootstrap confidence intervals using bootcov from the rms package

2010-11-09 Thread Kim Fernandes
Hello, I am using R.12.2.0. I am trying to generate bootstrap confidence intervals using bootcov from the rms package. I am able to impute the missing data using aregImpute and to perform a linear regression on the imputed datasets using fit.mult.impute, but I am unable to use bootcov to generat