Table III.

Independent preoperative predictors for in-hospital, post discharge and 30-day stroke

	In-hospital			Post discharge			30 – Day
	OR	95% CI	P-value	OR	95% CI	P-value	OR	95% CI	P-value
Female	1.0	0.8 – 1.3	0.9	1.6	1.2 – 2.1	<.01	1.2	0.99 – 1.4	0.06
Age <60 years a	1.2	0.9 – 1.7	0.1	1.5	0.99 – 2.2	0.07	1.3	1.04 – 1.7	0.03
Redo CEA	3.3	1.03 – 10.6	0.05	2.4	0.3 – 17.2	0.4	3.0	1.1 – 8.2	0.04
Hx of stroke/hemiplegia	1.9	1.5 – 2.3	<.001	2.3	1.7 – 3.1	<.001	2.0	1.7 – 2.4	<.001
Hx of TIA	1.4	1.2 – 1.8	<.01	1.5	1.1 – 2.1	<.01	1.5	1.2 – 1.7	<.001
Hx of angina/MI	1.6	1.04 – 2.4	0.03	1.7	1.0 – 3.1	0.06	1.6	1.2 – 2.3	<.01
Renal failure	1.0	0.4 – 2.2	0.9	3.0	1.4 – 6.2	<.01	1.5	0.9 – 2.7	0.1
Underweight b	2.3	1.3 – 4.1	<.01	0.9	0.3 – 2.9	0.8	1.8	1.1 – 3.0	0.03
Obesity class II b	1.5	1.01 – 2.1	0.05	0.9	0.5 – 2.0	0.6	1.3	0.9 – 1.7	0.2
Functional status, dependent c	1.6	1.2 – 3.2	<.01	1.4	0.9 – 2.3	0.2	1.7	1.3 – 2.2	<.001
Emergency procedure	1.9	1.1 – 3.2	0.01	0.9	0.3 – 2.4	0.8	1.5	0.99 – 2.5	0.05
ASA class > 3	1.4	1.1 – 1.8	0.02	1.2	0.8 – 1.7	0.4	1.3	1.1 – 1.6	0.02

OR, Odds Ratio, CI, Confidence Interval, CEA, carotid endarterectomy, Hx, history, TIA, transient ischemic attack, MI, myocardial infarction, ASA, American Society of Anesthesiology

^avs. 60–70 yr

^bvs. normal weight

^cvs. independent