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R Package touch

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The package touch (Tools of unilization and cost in healthcare) provides R implementation of the software tools developed in the H-CUP (Healthcare Cost and Utilization Project) and AHRQ (Agency for Healthcare Research and Quality).

It currently contains functions for

  • mapping ICD-9 codes to the AHRQ comorbidity measures
  • translating ICD-9 (resp. ICD-10) codes to ICD-10 (resp. ICD-9) codes based on GEM (General Equivalence Mappings) from CMS (Centers for Medicare and Medicaid Services).

Installation

You may install the released version from CRAN.

install.packages("touch")

Development

One may install the latest version under development as follows:

if (! require(remotes)) install.packages("remotes")
remotes::install_github("wenjie2wang/touch", upgrade = "never")

License

GNU General Public License (≥ 3)

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Version

Install

install.packages('touch')

Monthly Downloads

241

Version

0.1-7

License

GPL (>= 3)

Issues

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Maintainer

Wenjie Wang

Last Published

November 27th, 2025

Functions in touch (0.1-7)

insert_dot

Insert Dot to ICD-9 and ICD-10 Diagnosis Codes
icd9Clean

Reformat Comorbidity Measures
cmbd

Comorbidity measures from AHRQ HCUP
dxDat

Sample Data of Diagnosis Code
icd_map

Translatation of ICD Codes by General Equivalence Mappings (GEMs)
find_billable

Find Billable ICD Codes from CMS GEMs