Four years after clinical trial sponsors were told to report summary results in the European Union, half of the registered studies remain unreported, although drug makers are doing a much better job at disclosure than other organizations, a new analysis finds.
Specifically, only 51 percent of more than 7,600 clinical trial results have so far been reported since the European Commission issued guidelines in 2014. However, 68 percent of trials sponsored by the pharmaceutical industry have reported results, while only 11 percent of trials sponsored by hospitals, academics, governments, and charities have done so, according to the analysis published in BMJ.
About the Author Reprints
