Description Usage Arguments Value Examples
Finds children of icd9Reference
and looks for icd9
in the
resulting vector.
1 2 3 | icd9InReferenceCode(icd9, icd9Reference, isShort, isShortReference = TRUE)
icd9 %i9in% icd9Reference
|
isShort |
single logical value which determines whether the ICD-9 code provided is in short (TRUE) or decimal (FALSE) form. Where reasonable, this is guessed from the input data. |
isShortReference |
logical, see argument |
"icd9, icd9Reference" |
is a character vector or factor of ICD-9 codes. If fewer than five characters is given in a code, then the digits are greedily assigned to hundreds, then tens, then units, before the decimal parts. E.g. "10" becomes "010", not "0010". |
logical vector
1 2 3 4 5 6 |
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