Medicine is plagued by untrustworthy clinical trials. How many studies are faked or flawed?
Investigations suggest that, in some fields, at least one-quarter of clinical trials might be problematic or even entirely made up, warn some researchers. They urge stronger scrutiny.
26% of the papers had problems that were so widespread that the trial was impossible to trust, he judged β either because the authors were incompetent, or because they had faked the data.