Comment on

• Chronic kidney disease classification stratifies mortality risk after elective stent graft repair of the thoracic aorta.

  Marrocco-Trischitta MM, Melissano G, Kahlberg A, Calori G, Setacci F, Chiesa R. Marrocco-Trischitta MM, et al. J Vasc Surg. 2009 Feb;49(2):296-301. doi: 10.1016/j.jvs.2008.09.041. Epub 2008 Nov 22. J Vasc Surg. 2009. PMID: 19028056
• Preoperative prediction of mortality within 1 year after elective thoracic endovascular aortic aneurysm repair.

  Scali ST, Chang CK, Feezor RJ, Hess PJ Jr, Beaver TM, Martin TD, Huber TS, Beck AW. Scali ST, et al. J Vasc Surg. 2012 Nov;56(5):1266-72; discussion 1272-3. doi: 10.1016/j.jvs.2012.04.018. Epub 2012 Jul 25. J Vasc Surg. 2012. PMID: 22840739 Free PMC article.