Description Usage Arguments Value Functions
For each code, return TRUE
if numric or FALSE
if a
V or E code.
1 2 3 4 5 |
icd9 |
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
icd9IsV
: are the given codes V type?
icd9IsE
: are the given codes E type?
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