Table 1 Clinical variables of the 105 coronary artery disease patients

Age (years)^a

65.55 ± 9.19

63.31 ± 8.92

69.68 ± 8.19

0.001*

Height (cm)^a

161.03 ± 8.19

161.59 ± 7.44

160.00 ± 9.43

0.345

Body weight (kg)^a

67.80 ± 11.78

67.79 ± 12.39

67.80 ± 10.75

0.998

Body mass index (kg/m²)^a

26.05 ± 3.39

25.82 ± 3.39

26.47 ± 3.40

0.357

cfPWV (m/s)^a

9.37 ± 2.71

7.81 ± 1.32

12.25 ± 2.20

<0.001*

Systolic blood pressure (mmHg)^a

132.10 ± 18.67

127.47 ± 16.18

140.59 ± 20.13

<0.001*

Diastolic blood pressure (mmHg)^a

72.56 ± 10.32

70.85 ± 10.07

75.70 ± 10.16

0.021*

Pulse pressure (mmHg)^a

59.53 ± 16.64

56.62 ± 14.22

64.89 ± 19.43

0.014*

Total cholesterol (mg/dl)^a

165.98 ± 35.80

170.15 ± 37.45

158.32 ± 31.59

0.106

Triglyceride (mg/dl)^b

117.00 (89.50–162.00)

116.00 (90.75–184.50)

117.00 (89.00–152.00)

0.351

HDL-C (mg/dl)^a

45.33 ± 12.24

46.54 ± 12.15

43.11 ± 12.28

0.171

LDL-C (mg/dl)^a

95.73 ± 26.58

97.37 ± 26.47

92.73 ± 26.87

0.396

Fasting glucose (mg/dl)^b

111.00 (96.50–142.50)

107.00 (97.00–133.75)

114.00 (95.50–163.00)

0.509

Blood urea nitrogen (mg/dl)^b

16.00 (13.00–19.00)

15.50 (13.00–18.00)

16.00 (13.00–21.50)

0.162

Creatinine (mg/dl)^b

1.10 (0.90–1.30)

1.00 (0.90–1.20)

1.20 (0.90–1.40)

0.143

Glomerular filtration rate (ml/min)^a

70.55 ± 20.36

73.10 ± 17.63

65.92 ± 24.13

0.085

Total calcium (mg/dl)^a

9.13 ± 0.36

9.15 ± 0.36

9.08 ± 0.35

0.328

Phosphorus (mg/dl)^a

3.52 ± 0.53

3.53 ± 0.55

3.49 ± 0.48

0.739

Ca × P product (mg²/dL²)^a

32.12 ± 5.15

32.32 ± 5.39

31.74 ± 4.73

0.585

Leptin (ng/ml)^b

6.58 (3.41–18.97)

5.50 (2.80–13.77)

13.60 (5.07–52.43)

0.002*