Displaying 1 result from an estimated 1 matches for "tbassessment2".
2010 Dec 14
0
Merge() error
...eople discussing this error, but they don't seem to match
my situation, and the strange thing is that changing the order of the data
frames that I'm merging can remove the error.
For example:
bt <- merge(assessmentb, assessmentb2, by=("caseid"), all=TRUE)
bt <- merge(bt, tbassessment2, by=("caseid"), all=TRUE)
bt <- merge(bt, tbarms2, by=("caseid"), all=TRUE)
bt <- merge(bt, tbstudydetail, by=("caseid"), all=TRUE)
But if I change it to:
bt <- merge(assessmentb, assessmentb2, by=("caseid"), all=TRUE)
bt <- merge(bt, tbarm...