Table II.

Concurrent Cardiac Procedures, Symptom Status, and Demographics of Patients Undergoing Carotid Repair from the Nationwide Inpatient Sample 2004-2007.

	CAS N=56,564, 10.5%	CEA N=482,394, 89.5%	P-value
High Risk	28,573, 50.5%	244,991, 50.8%	.58
Age ≥ 80 Years	11,168, 19.7%	96,815, 20.1%	.41
Renal failure	4,218, 7.5%	22,925, 4.8%	< .001
Chronic lung disease	10,546, 18.6%	104,396, 21.6%	< .001
Prior myocardial infarction	5,840, 10.3%	52,160, 10.8%	.11
Congestive heart failure	6,166, 10.9%	35,346, 7.3%	< .001
CABG/Valve	1,592, 2.8%	19,217, 4.0%	< .001
Unstable angina	730, 1.3%	4,703, 1.0%	< .01
Symptomatic	7,438, 13.1%	45,499, 9.4%	< .001
Age (mean +/- SD)	69.8 +/- 11.3	71.1 +/- 9.5	< .001
Male	24,306, 60.2%	210,805, 57.5%	< .001