We have previously reported preoperative and immediate postoperative formulae to estimate mortality in patients with ruptured abdominal aortic aneurysms (rAAA). In this study, we prospectively compared these formulae in patients with rAAA with their actual outcomes.
Department of Surgery, Division of Vascular Surgery, Vancouver Hospital, University of British Columbia, 700 West 12th Avenue, Vancouver, BC, Canada. hsiang@interchange.ubc.ca