Table 1.

Baseline Participant (n=162) Characteristics

	Value*
Common carotid artery gray scale median (unitless)	69.1 (18.5)
Age (years)	44.9 (11.4)
Male (N, %)	62 (38.3%)
Female (N, %)	100 (61.7%)
Race (N, %)
White	152 (93.8%)
Black	6 (3.7%)
Asian/Pacific Islander	1 (0.6%)
Other	3 (1.9%)
Smoking markers
Cigarettes smoked/day	20.7 (7.5)
Cigarette smoking (pack-years)	27.5 (17.4)
Carbon monoxide (ppm)	26.4 (13.3)
Fagerstrom Test of Cigarette Dependence	5.2 (2.1)
Systolic blood pressure (mmHg)	119.2 (14.1)
Antihypertensive medication use (N, %)	11 (6.8%)
Total cholesterol (mg/dL)	184.0 (34.4)
Low-density lipoprotein cholesterol (mg/dL)	116.2 (29.0)
High-density lipoprotein cholesterol (mg/dL)	46.2 (13.6)
Lipid-Lowering medication use (N, %)	9 (5.6%)
Waist circumference (cm)	95.4 (15.5)
Body-mass index (kg/m2)	28.7 (6.2)
Leukocyte count (/1000 cells)	7.6 (2.2)
C-Reactive Protein (mg/L)	2.6 (3.0)

^*All values are means (standard deviations) unless otherwise noted.