Informatics and Research Tools

PCORnet Common Data Model (CDM)

The Mid-South CDRN uses the PCORnet CDM as the main syntactic and semantic standard. The PCORnet CDM leverages standard terminologies and coding systems for healthcare to enable interoperability with and responsiveness to evolving data standards. The current version (V3) has added upgrades which are analytically important for patient-centered outcomes research and feasible to standardize across sites.  All our DataMart’s are analysis ready and have been categorized as prep-to-research or research ready by PCORnet.

Click here to view CDM specification



REDCap is a secure, web-based application that allows users to build and manage online databases and surveys quickly and securely. REDCap uses a study-specific data dictionary to eliminate all programming requirements for the creation of electronic case report forms and participant survey instruments for individual studies. REDCap provides key features for data collection and management including, an intuitive interface for data entry with data validation, audit trails for tracking data manipulation and export procedures, an automated export procedures for seamless data downloads to common statistical packages such as SPSS, SAS, Stata, and R, procedures for importing data from external sources, and advanced features, such as branching logic and calculated fields.

More information about REDCap can be found on the REDCap website:

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