Displaying 1 result from an estimated 1 matches for "assessment_record_id".
2012 Aug 17
3
Error: level sets of factors are different?
...-> outcome
compkey <- paste(outcome$Comparator, outcome$Comparator_Subarm, sep='_')
armkey <- paste(outcome$Arm_ID, outcome$SubArm_ID, sep='_')
outcome.new <- cbind(outcome, compkey, armkey)
invalid.ids <- outcome.new[outcome.new$compkey == outcome.new$armkey, c("Assessment_record_ID")]
Error in Ops.factor(outcome.new$compkey, outcome.new$armkey) :
level sets of factors are different
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