Table 1 Baseline characteristics

Age (yr)

59 ± 11

62 ± 12

0.20

Gender (male)

16 (59.3)

19 (59.4)

0.99

 Male

88 ± 7

93 ± 7

0.07

 Female

88 ± 14

88 ± 7

0.96

SBP (mmHg)

124 ± 20

128 ± 14

0.42

DBP (mmHg)

75 ± 7

74 ± 12

0.65

MAP (mmHg)

91 ± 12

93 ± 8

0.37

PP (mmHg)

52 ± 21

53 ± 11

0.85

Central SBP (mmHg)

114 ± 12

117 ± 11

0.47

Central DBP (mmHg)

78 ± 11

77 ± 7

0.73

Central MAP (mmHg)

93 ± 10

94 ± 8

0.77

Central PP (mmHg)

37 ± 14

40 ± 9

0.34

Ankle-brachial index

1.2 ± 0.1

1.1 ± 0.2

0.03

Fasting plasma glucose (mg/dL)

100 ± 8

120 ± 23

<0.01

Hemoglobin A1c (%)

5.8 ± 0.5

6.4 ± 1.3

0.45

Total cholesterol (mg/dL)

179 ± 38

182 ± 44

0.76

Triglyceride (mg/dL)

103 ± 37

184 ± 113

<0.01

High density lipoprotein cholesterol (mg/dL)

49 ± 13

42 ± 11

0.02

Low density lipoprotein cholesterol (mg/dL)

111 ± 34

108 ± 31

0.78

C-reactive protein (mg/L)

1.25 ± 2.09

2.15 ± 2.07

0.06

Framingham risk score

11 ± 5

14 ± 4

<0.01

 Aorta (m/sec)

7.0 ± 1.4

8.4 ± 1.6

<0.01

 Arm (m/sec)

8.0 ± 1.5

8.8 ± 1.2

0.07

 Leg (m/sec)

9.4 ± 1.4

9.6 ± 1.6

0.68

Augmentation index (%)

78 ± 20

89 ± 25

0.12

Subendocardial viability ratio (%)

122 ± 21

126 ± 30

0.64

Ejection duration (ms)

352 ± 43

337 ± 43

0.30

Right mean IMT (mm)

0.81 ± 0.20

0.94 ± 0.20

0.03

Left mean IMT (mm)

0.79 ± 0.20

0.93 ± 0.20

0.03