Major Medical Trials Still Fly Under the Radar

Five years after Congress required the open publication of the results of human medical trials, to help both patients and researchers, a comprehensive analysis has found widespread noncompliance.

The study, looking at relatively large trials—a total of 585 with 500 or more participants—found that 29 percent had not been published in any journal five years after completion, and the results of nearly four-fifths of those were unavailable on public websites.