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Hmisc (version 5.1-0)

seqFreq: seqFreq

Description

Find Sequential Exclusions Due to NAs

Usage

seqFreq(..., labels = NULL, noneNA = FALSE)

Value

factor variable with obs.per.numcond attribute

Arguments

...

any number of variables

labels

if specified variable labels will be used in place of variable names

noneNA

set to TRUE to not include 'none' as a level in the result

Author

Frank Harrell

Details

Finds the variable with the highest number of NAs. From the non-NAs on that variable find the next variable from those remaining with the highest number of NAs. Proceed in like fashion. The resulting variable summarizes sequential exclusions in a hierarchical fashion. See this for more information.