Quickly attach ICD-10 and ICD-9/ICD10-CM codes descriptions to a data.table — icd_desc • ms

Quickly attach ICD-10 and ICD-9/ICD10-CM codes descriptions to a data.table

Usage

icd_desc(
  x,
  code_col = "code",
  vocab_col = "vocabulary_id",
  simplify = FALSE,
  keep_old = NULL
)

Arguments

x: a data.table with phecodes to merge in descriptions and other metadata
code_col: name of column in `x` that contains ICD codes
vocab_col: name of column in `x` that contains ICD vocabulary (ICD9CM, ICD10, or ICD10CM)
simplify: if TRUE, only return `code_col`, `vocabulary_id`, and `description` columns
keep_old: if not NULL, keep additional columns from `x`

Value

data.table with ICD code descriptions

Examples

if (FALSE) { # \dontrun{
icd <- data.frame(
  vocabulary_id = c("ICD9CM", "ICD10CM"),
  code = c("185", "F32.A")
)
icd_desc(icd)
} # }