Refactor active arm

mutate_actarm(
  df,
  arm_var = "TRT01A",
  levels = c("PLACEBO + PACLITAXEL + CISPLATIN",
    "ATEZOLIZUMAB + TIRAGOLUMAB + PACLITAXEL + CISPLATIN"),
  labels = c("Pbo+Pbo+PC", "Tira+Atezo+PC")
)

Arguments

df

Input dataframe

arm_var

Arm variable

levels

factor levels

labels

factor labels

Value

Dataframe with re-level and re-labelled arm variable.