While stakeholders have concerns about the costs of registries for medical devices, they are still generally seen as less expensive and simpler to administer than randomized, controlled clinical trials (RCTs). A new journal article compares the quality of the data from a registry and the data generated by a clinical trial, and despite an interest in ascertaining whether registry data provided similar data quality, the authors concluded that registry data is still more useful as a means of supporting, rather than supplanting, the RCT.