is.icd9: Test presence of ICD classes

In icd: Comorbidity Calculations and Tools for ICD-9 and ICD-10 Codes

Description

This merely checks whether the given object is a certain type of ICD code, it does no validation of any kind. For validation, see is_valid.

Usage

is.icd9(x)

is.icd9cm(x)

is.icd9cm_pc(x)

is.icd9who(x)

is.icd10(x)

is.icd10cm(x)

is.icd10cm_pc(x)

is.icd10who(x)

is.icd10fr(x)

is.icd10be(x)

is.comorbidity_map(x)

Arguments

x	Any object which may have ICD-related classes set

Examples

# A character string is not itself an ICD code
is.icd9("100.1")
is_valid("100.1")
is.icd9(as.icd9cm("100.1"))

icd documentation built on July 2, 2020, 4:07 a.m.