CCI_icd9 | R Documentation |
Chronic Condition Indicator (CCI) for ICD-9-CM
CCI_icd9
ICD-9-CM diagnosis code (as char), without decimials, and padded with white space, where applicable (see below)
Description of the ICD-9-CM diagnosis code
Categorical variable inidcating if the ICD code represents an chronic or NonChronic condition. This is unlike the ICD-10 beta version, so caution should be used when appying the CCI on data using both ICD-9 and ICD-10
Body system indicator of ICD-9 code, which is divided 18 categories
ICD-9-CM codes are padded with whitespace, so shorter codes ("0031 "
)
will be treated like longer codes ("00320"
)
The version of CCI used in this package is 2015 version; The source documentation can be found here
https://www.hcup-us.ahrq.gov/toolssoftware/chronic/cci2015.csv
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