Displaying 1 result from an estimated 1 matches for "date_admission_2".
Did you mean:
date_admission
2010 Mar 04
1
Date conversion problem
Hi All,
I have a character data.frame that contains character columns and date
columns. I've manage to convert some of my character columns to a date
format using as.Date(x, format="%m/%d/%y").
An example of one of my dates is
PROCHI DtDeath icdcucd date_admission1 date_admission_2
CAO0004563 <NA> <NA> 2005-09-01 <NA>
CAO0073505 <NA> <NA> 1998-03-05 <NA>
CAO0079987 <NA> <NA> 2002-04-14 <NA>
CAO0182089 <NA> <NA> 2007-06-1...