Table 1.

Selected Characteristics of the Study Cohort by Treatment Group^*

Characteristic	CAS (N = 1262)	CEA (N = 1240)
Age, years*	68.9 ± 9.0	69.2 ± 8.7
Male sex, % of patients	63.9	66.4
Asymptomatic arteries, % of patients	47.1	47.3
Risk factors, % of patients
Hypertension	85.8	86.1
Diabetes	30.6	30.4
Dyslipidemia†	82.9	85.8
Current smoker	26.4	26.1
Percent stenosis at randomization
Severe (≥70%)	86.9	85.1
Median time from randomization to treatment (no. of days)	6	7

^*Means ±SD.

^†P = 0.05 for the difference in the baseline rate of dyslipidemia between the 2 groups.