Research electronic data capture (REDCap) — A metadata-driven methodology and workflow process for providing translational research informatics support
Harris, P. A., Taylor, R., Thielke, R., Payne, J., Gonzalez, N., & Conde, J. G. (2009). Journal of Biomedical Informatics 42(2): 377–381. DOI: 10.1016/j.jbi.2008.08.010.
- What they studied:
- The design and deployment of REDCap, a metadata-driven web application for building and managing research databases, developed at Vanderbilt to support investigator-initiated translational research — and the workflow by which informatics staff and research teams iteratively build studies from a single metadata dictionary.
- What they found:
- A single metadata table driving data entry forms, validation, and exports let small teams stand up secure research databases in days rather than months, without custom programming per study, and the approach spread rapidly through a consortium of academic institutions that has since made REDCap the default academic data capture platform.
- What they did not establish:
- Comparative effectiveness — this is a design and methodology paper, not an evaluation against commercial EDC systems, and it does not measure downstream data quality. It also predates much of the platform's later functionality, and suitability for regulated trials depends on how an institution configures, validates, and governs its installation, which the paper does not address.
- Why it matters:
- The paper behind the most widely used academic data capture platform. Its central argument — that study build should be an act of metadata authoring rather than software development — became the default mental model for a generation of research databases, and explains both REDCap's speed and its boundaries.
- Technology implications:
- Metadata-driven study build is now table stakes: evaluate any EDC on how completely the study definition — fields, codelists, validation rules, and exports — is expressed as reviewable metadata rather than configuration buried inside the application. (Clinical Research Data Management Guide analysis.)
Ecrf design Electronic data capture Metadata and data dictionaries Data export
Original source: Research electronic data capture (REDCap) — A metadata-driven methodology and workflow process for providing translational research informatics support (external link) · reviewed by us September 1, 2026