i-akiya / R4DSXML

R package for handling CDISC Dataset-XML and Define-XML.

R4DSXML

R4DSXML is R package for import CDISC Dataset-XML and Define-XML as R data frame.

Features

• Support CDISC Dataset-XML 1.0, Define-XML 2.0, 🆕 Define-XML 2.1 and Analysis Results Metadata 1.0.
• Covert from Dataset-XML to R dataframe.
• Extract following metadata from Define-XML as R dataframe.
  • Dataset level metadata
  • Variable level metadata
  • Value level metadata
  • Controlled Terms
  • Analysis Results Metadata

Installation

• From Github with devtools
  Run following command in R console.

library(devtools)  
install_github("i-akiya/R4DSXML/R4DSXML")

• From package archive file
  It is able to obtain source package from Release Page.

Dependencies

• R (>= 3.6.0)
• R package XML
• R package stringr

License

The GNU Lesser General Public License, version 3.0 (LGPL-3.0)

Author

Ippei Akiya

Contributor

Masafumi Okada, He expanded the feature to support getting def:ValueListRef value as metadata. Jean-Michel Bodart, He found a bug that is not able to get whole variable metadata and value level metadata from define.xml in case of description element is not found.

References

• Dataset-XML
• Define-XML
• Analysis Results Metadaa