This extracts the number of biopsies taken from the pathology report. This is usually from the Macroscopic description column. It collects everything from the regex [0-9]1,2.0,3 to whatever the string boundary is (z).

HistolNumbOfBx(dataframe, MacroColumn, regString)

Arguments

dataframe

the dataframe

MacroColumn

Column containing the Macroscopic description text

regString

The keyword to remove and to stop at in the regex

Examples

qq<-HistolNumbOfBx(Mypath,'Macroscopicdescription','specimen')