clst_term_to_code {sdtm.terminology} | R Documentation |
SDTM code list term to respective code
Description
clst_term_to_code()
maps SDTM terminology codelists' terms to respective
C-codes. For mapping terms other than those representing codelists, use
term_to_code()
instead.
Usage
clst_term_to_code(term)
Arguments
term |
A SDTM controlled terminology term referring to a codelist. |
Value
A character vector of SDTM codes for codelists. The number
of elements returned matches the number of elements in term
, i.e. there
is a one-to-one correspondence between input and output. Invalid codes in
term
are mapped to NA
.
See Also
See clst_code_to_term()
for the inverse operation.
Examples
clst_term_to_code(term = "SEX")
# `term` is vectorized.
clst_term_to_code(term = c("SEX", "SIZE"))
# Invalid codes (e.g. `"YODA"`) map to `NA`.
clst_term_to_code(term = c("SEX", "SIZE", "YODA"))
[Package sdtm.terminology version 2025-3-25 Index]