R/ethnicity_code_perc.R

In princeofbrit/Biosensequlaty_BZ: A Data Quality Report Generator for NSSP BioSense Platform

##Frequency of occurrence in data - what is actually occurring in the data and
##how often each distinct entry is occurring and percentage of all visits each entry
##accounts for. 
## If the input is empty, say "Missing"
## Ethnicity_Code
ethnicity_code_perc<-function(data){
  Ethnicity_Code=data%>%
    select(C_BioSense_ID,Ethnicity_Code)%>%
    mutate(Ethnicity_Code=ifelse(is.na(Ethnicity_Code),"Missing",Ethnicity_Code))%>%
    distinct(C_BioSense_ID,.keep_all=TRUE)%>%
    count(Ethnicity_Code)%>%
    transmute(Ethnicity_Code,count=n,percentage=round(100*n/sum(n),2))
  
  return(
    Ethnicity_Code
  )
  
}