Costs of endovascular and open repair of thoracic aortic aneurysms.

"Declaration of Helsinki The authors confirm that the ETTAA study complies with the Declaration of Helsinki; that the West Midlands—South Birmingham Research Ethics Committee approved the research protocol and that informed consent was obtained from all participants. Disclosure C.B. reports personal fees and non-financial support from Medtronic, grants, personal fees, and non-financial support from Gore, all outside the submitted work. All other authors declared no competing interests."

"Funding This work was supported by the National Institute for Health Research Health Technology Assessment, 11/147/03—Effective Treatments for Thoracic Aortic Aneurysms (ETTAA study): A prospective cohort study. Views expressed in this publication are those of the author(s) and not necessarily those of the NHS, the National Institute for Health Research or the Department of Health."