Get the Label of a Heading — get

This function retrieves the label of a heading from a labels file.

Usage

get_label(variable, type = "ADPC", labels_df = metadata_nca_variables)

Arguments

variable: The variable for which the label is to be retrieved.
type: The type of the dataset for which the label is to be retrieved.
labels_df: A data frame containing at least the columns "Variable", "Label", and "Dataset".

Value

The label of the heading if it exists in the labels file, otherwise the variable name.

Examples

if (FALSE) { # \dontrun{
 # Example usage:
 LABELS <- data.frame(
   Variable = c("USUBJID", "AVAL"),
   Label = c("Unique Subject Identifier", "Analysis Value"),
   Dataset = c("ADPC", "ADPC")
 )
 get_label("USUBJID", "ADPC", LABELS)  # Returns "Unique Subject Identifier"
 get_label("AGE", "ADPC", LABELS)  # Returns "AGE"
 # Using a custom mapping column:
 LABELS2 <- data.frame(
   ColName = c("USUBJID", "AVAL"),
   Label = c("Unique Subject Identifier", "Analysis Value"),
   Dataset = c("ADPC", "ADPC")
 )
 get_label("USUBJID", "ADPC", LABELS2)
 # Returns "Unique Subject Identifier"
} # }