687 / 879
3
Conclusions
•
Data stemming from prospective clinical trials shows that non-adherence to
protocol-specified RTQA requirements are frequent
•
Failure to adhere to protocol RT guidelines is associated with patient’s
suboptimal outcome
•
Non-protocol complient trials may waste time, effort and money and could
more importantly harm patients.
•
Quality assurance levels are defined for RT trial QA to decrease trial non-
compliance