clean_icd_code: Clean cause of death codes
Description
Clean cause of death codes
Usage
clean_icd_code(code, keep_unknown = FALSE)
Value
A character vector with leading and trailing whitespace removed.
If keep_unknown is FALSE, blanks and the ICD codes for
"unknown" ("0000", "7777" and "7797") are replaced
with NA.
Arguments
- code
A character vector of ICD-7, ICD-8, ICD-9, and/or ICD-10 codes.
- keep_unknown
Replace values for "unknown" with NA?