icd9ChaptersToMap: convert the chapter headings to lists of codes

Description Usage Arguments See Also

View source: R/convert.R

Description

the chapter headings can be converted into the full set of their children, and then used to look-up which chapter, sub-chapter, or 'major' a given code belongs. Always returns a map with short-form icd-9 codes. These can be converted en masse with lapply and icd9ShortToDecimal.

Usage

1

Arguments

x

Either a chapter list itself, or the name of one, e.g. icd9ChaptersSub

See Also

Other ICD-9 convert: icd9DropLeadingZeroes, icd9LongToWide, icd9PartsToShort, icd9WideToLong


icd9 documentation built on May 30, 2017, 2:25 a.m.