. Author manuscript; available in PMC: 2011 Dec 1.

Published in final edited form as: J Vasc Surg. 2010 Sep 22;52(6):1497–1504. doi: 10.1016/j.jvs.2010.06.174

Table I.

CMS High Risk Criteria.

CMS High Risk Criteria

Medical High Risk	ICD-9 Code
Age >80^*
Renal failure^*	585.3-585.9, 586, V42.0, V 45.1, V56.0-V56.32, V6.8, V45.11-V45.12
Severe chronic lung disease^*	490-492.8, 493, 494-494.1, 495-505, 506.4
Recent myocardial infarction^*	412
LV ejection fraction <30%
Requirement for aortocoronary bypass or cardiac valve surgery within 30 days^*	36.11- 36.14, 35
Unstable angina^*	411.1
Class III/IV congestive heart failure^*	428

Identified within the current study by ICD-9 coding