TABLE 1.

Patient characteristics—C5 genotypes^*

Characteristic	A/A (n = 47)	A/G (n = 130)	G/G (n = 118)
age >75 yrs	23.4%	24.6%	33.9%
yrs of education (mean)	14.4 ± 3.0	14.4 ± 3.4	14.7 ± 3.1
BMI (mean)	26.0 ± 4.2	27.4 ± 4.6	27.4 ± 4.9
history of smoking	78.7%	71.5%	71.2%
hypertension	48.9%	59.2%	58.5%
statin use	72.3%	74.6%	72.9%
diabetes mellitus	19.1%	24.6%	19.5%
PVD	27.7%	29.2%	25.4%
symptomatic†	51.1%	50.0%	39.0%
cross-clamp duration in minutes (mean)	43.8 ± 18.1	47.4 ± 16.6	45.2 ± 18.8
CD at 1 day after CEA	40.4%	18.5%	14.4%
CD at 1 month after CEA	16.7%	18.1%	6.8%
white	87.2%	90.8%	92.4%
black	6.4%	3.8%	1.7%
Hispanic	2.1%	1.5%	1.7%
other	4.3%	3.8%	4.2%

^*Values represent percentages of patients unless otherwise indicated. Means are given with SDs.

Abbreviations: BMI = body mass index; PVD = peripheral vascular disease.

^†Due to previous cerebrovascular accident, stroke, or transient ischemic attack.