Quality of Data Reported on Abdominal Aortic Aneurysm Repair-A Comparison between a National Vascular and a National Administrative Registry

There is an underreporting of patients with AAA to NorKar according to the NPR numbers and a need for better control of procedure-diagnosis consistency in both registries. There seems to be a substantial underreporting of early deaths to NorKar. Introduction of unique patient-identifiable data could improve the quality of both registries by making matching of data possible.