representNA.data.frame


Replace the string "NA" with R's missing value NA, wherever it appears in
the given data frame.


manip

Provides individual- and aggregate-level graphical depictions of
patterns of treatment and response in patient registries, and a graphical
tool for examining potential for confounding in analyses of observational
data.

representNA.data.frame: Apply the `representNA` function to all columns of a data frame

Description

Usage

Arguments

Value

Examples