Avoiding Protocol Deviations

Year in and year out, protocol deviations are the most common FDA Site Inspection finding. Why does this keep happening?

If you’ve seen FDA’s Inspectional Observation Summaries, you know that in 2015 the most frequently cited violation in clinical research by far was “failure to conduct research in accordance with the investigational plan.”  Do you know this finding also topped the list the year before that?  And the year before that?  In fact, deviating from the protocol has been the most common observation every year for the last decade.

Why does this keep happening?