Data sharing from pharmaceutical industry sponsored clinical studies: audit of data availability.
Ashley M HopkinsAndrew RowlandMichael J SorichPublished in: BMC medicine (2018)
Fifteen percent of the sampled clinical trials were available for data sharing 2 years after publication of primary results of the trial. Key issues limiting data sharing include a large proportion of industry sponsors who do not have a data sharing policy/process, and data sharing policy conditions that exclude access on the basis of ongoing follow-up and regulatory activity.