Table 1.

Characteristics of study participants, by the presence of a lipid core

Variable	All	Without lipid core	With lipid core	p
	(n = 37)	(n = 28)	(n = 9)	valuea
Age, years	38.7 ± 4.9	38.1 ± 5.2	40.6 ± 3.2	0.18
Age group
30–35	27.0	35.7	0	0.11
35.1–40	24.3	21.4	33.3
40.1–44	48.7	42.9	66.7
Female	32.4	32.1	33.3	1.00
Family history of stroke	12.1	8.0	25.0	0.24
Family history of heart attack	22.9	19.2	33.3	0.40
Ever cigarette smoking	70.3	71.4	66.7	1.00
Ever alcohol consumption	73.5	72.0	77.8	1.00
HIV infection	23 (62.2)	64.3	55.6	0.70
Cocaine use ≥15 years	32.4	32.1	33.3	1.00
Ever cocaine use	67.6	64.3	77.8	0.69
Body mass index	25.4 ± 4.4	25.8 ± 4.5	24.2 ± 4.0	0.35
High-sensitivity CRP, mg/l	4.6 ± 12.5	5.1 ± 14.1	3.2 ± 5.9	0.57
Systolic blood pressure, mm Hg	113.1 ± 13.3	115.0 ± 13.5	107.4 ± 11.3	0.14
Hypertension	5 (13.5)	5 (17.9)	0	0.17
Diastolic blood pressure, mm Hg	78.9 ± 9.5	79.1 ± 10.4	78.3 ± 6.5	0.84
Fasting glucose, mg/dl	106.9 ± 85.9	113.3 ± 94.7	79.0 ± 8.7	0.22
Total cholesterol, mg/dl	176.1 ± 37.3	169.0 ± 35.0	198.1 ± 37.7	0.04
HDL cholesterol, mg/dl	54.2 ± 16.8	52.2 ± 14.5	60.3 ± 22.4	0.21
LDL cholesterol, mg/dl	103.6 ± 33.5	98.8 ± 32.4	118.3 ± 34.6	0.13
Triglycerides, mg/dl	100.8 ± 75.4	102.3 ± 82.2	96.3 ± 52.4	0.84
Coronary artery calcification	29.7	32.1	22.2	0.69

Figures are means ± SD or numbers with percentages in parentheses.

CRP = C-reactive protein; HDL = high-density lipoprotein;

LDL = low-density lipoprotein.

^ap value was for the difference between without and with a lipid core.