A new study estimates that 58% of studies #preregistered on #OSF before November 2017 have been conducted but not yet publicly shared. "Emails asking researchers why studies remained unpublished, logistical issues (e.g., lack of time, researchers changing jobs) were the most common cause, followed by null results and rejections during peer review."
https://journals.sagepub.com/doi/10.1177/25152459241296031
