Table 1. Baseline characteristics of all patients and between groups.

	All patients (n = 225)	AAC (+) (n = 127)	AAC (–) (n = 98)	p-value
Age (years)	72 ± 26	81 ± 29	61 ± 14	< 0.001
Male	169 (75)	90 (71)	77 (79)	0.17
Weight (kg)	66 ± 14	62 ± 11	72 ± 14	< 0.001
BMI (kg/m2)	24.6 ± 4.4	23.7 ± 3.9	26.3 ± 4.7	< 0.001
Waist (cm)	90 ± 11	87 ± 11	95 ± 10	0.002
SBP (mmHg)	134 ± 32	131 ± 34	138 ± 29	0.08
DBP (mmHg)	76 ± 19	72 ± 19	81 ± 17	< 0.001
HR (1/min)	85 ± 21	85 ± 22	85 ± 19	0.87
Active smoker	47 (21)	24 (19)	23 (24)	0.64
Hypertension	153 (68)	94 (74)	58 (60)	0.03
Diabetes	99 (44)	59 (47)	39 (40)	0.32
Prior MI	38 (17)	19 (15)	18 (19)	0.41
Prior PTCA	47 (21)	26 (21)	19 (20)	0.77
Prior CHF	20 (9)	14 (11)	6 (6)	0.19
Prior PAOD	13 (6)	11 (9)	2 (2)	0.03
BUN (mg/dl)	33 ± 24	37 ± 24	27 ± 23	0.004
Cr (mg/dl)	2.0 ± 2.1	2.4 ± 2.3	1.6 ± 1.7	0.004
Uric acid (mg/dl)	7.2 ± 2.5	7.6 ± 2.9	6.5 ± 1.6	0.01
Total cholesterol (mg/dl)	153 ± 39	148 ± 40	160 ± 37	0.02
HDL (mg/dl)	37 ± 12	37 ± 14	37 ± 9	0.72
LDL (mg/dl)	96 ± 35	92 ± 35	101 ± 37	0.11
TG (mg/dl)	123 ± 70	110 ± 60	139 ± 77	0.003
Fasting blood glucose (mg/dl)	152 ± 66	153 ± 73	151 ± 56	0.86
Medications
Aspirin	63 (28)	33 (26)	29 (30)	0.51
Clopidogrel	36 (16)	20 (16)	16 (17)	0.83
ACEI	29 (13)	16 (13)	11 (12)	0.73
ARB	52 (23)	32 (25)	21 (21)	0.53
BB	52 (23)	24 (19)	27 (28)	0.13
CCB	45 (20)	35 (28)	10 (11)	0.002
Nitrates	36 (16)	23 (18)	12 (13)	0.32
Statin	47 (21)	21 (17)	26 (27)	0.08

Data are represented as mean ± standard deviation or n (%).

AAC, aortic arch calcification; ACEI, angiotensinogen-converting enzyme inhibitor; ARB, angiotensin receptor blocker; BB, beta-adrenergic blocker; BMI, body mass index; BUN, blood urea nitrogen; CCB, calcium channel blocker; CHF, congestive heart failure; Cr, creatinine; DBP, diastolic blood pressure; HDL, high density lipoprotein; HR, heart rate; LDL, low density lipoprotein; MI, myocardial infarction; PAOD, peripheral arterial obstructive disease; PTCA, percutaneous coronary angioplasty; SBP, systolic blood pressure; TG, triglyceride.