External Validation of a Rapid Ruptured Abdominal Aortic Aneurysm Score

The previously described RrAAAS has similar discrimination as the GAS and ERAS, is easier to obtain in an emergency setting, and has been recalibrated to reflect the experience of a large national sample. The RrAAAS could be useful for clinicians caring for these patients and could be used for risk adjustment when comparing regional differences in mortality associated with rAAA repair.