The aregImpute function in the Hmisc package can do this through predictive
mean matching and canonical variates (Fisher's optimum scoring algorithm).
Frank
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Frank Harrell
Department of Biostatistics, Vanderbilt University
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Thank you!
John
John David Sorkin M.D., Ph.D.
Chief, Biostatistics and Informatics
University of Maryland School of Medicine Division of Gerontology
Baltimore VA Medical Center
10 North Greene Street
GRECC (BT/18/GR)
Baltimore, MD 21201-1524
(Phone) 410-605-7119
(Fax) 410-605-7913 (Please call
There are a couple of packages that do MI, including MI for nominal
data. The most recent of these is "mi", but I believe "mice" might do
it as well. Both are available on the CRAN, and both have useful
articles that teach you how to use them. The citations for these
articles can be foun
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