SurveilFirstTest | R Documentation |
Extracts the first test only per patient and returns a new dataframe listing the patientID and the first test done
SurveilFirstTest(dataframe, HospNum_Id, Endo_ResultPerformed)
dataframe |
dataframe |
HospNum_Id |
Patient ID |
Endo_ResultPerformed |
Date of the Endoscopy |
Other Basic Analysis - Surveillance Functions:
HowManyOverTime()
,
SurveilLastTest()
,
SurveilTimeByRow()
,
TimeToStatus()
dd <- SurveilFirstTest( Myendo, "HospitalNumber", "Dateofprocedure" )
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